549:(SEO), where different methods are used to provide a user's website with a higher ranking on search engines. Prior to the rise of content-analysis by search engines in the mid-1990s (most notably Google), search engines were reliant on metadata to correctly classify a Web page and webmasters quickly learned the commercial significance of having the right meta element. The search engine community is now divided as to the value of meta tags. Some claim they have no value, others that they are central, while many simply conclude there is no clear answer but, since they do no harm, they use them just in case. Google states they do support the meta tags "content", "robots", "google", "google-site-verification", "content-type", "refresh" and "google-bot".
621:
reported that the announcement made by Yahoo!'s Senior
Director of Search was incorrect. In the corrected statement Yahoo! Senior Director of Search states that "…What changed with Yahoo's ranking algorithms is that while we still index the meta keyword tag, the ranking importance given to meta keyword tags receives the lowest ranking signal in our system … it will actually have less effect than introducing those same words in the body of the document, or any other section." In Sept 2012, Google announced that they will consider Keyword Meta tag for news publishers.
1069:, was quoted (in 2002) as saying, "Currently we don't trust metadata because we are afraid of being manipulated." Other search engines developed techniques to penalize Web sites considered to be "cheating the system". For example, a Web site repeating the same meta keyword several times may have its ranking
1178:
Many web design tutorials also point out that client-side redirecting tends to interfere with the normal functioning of a Web browser's "back" button. After being redirected, clicking the back button will cause the user to go back to the redirect page, which redirects them again. Some modern browsers
634:
According to Moz, "Title tags are the second most important on-page factor for SEO, after content". They convey to the search engines what a given page is all about. It used to be standard SEO practice to include the primary and the secondary keywords in the title for better ranking. Google has gone
625:
said that this may help worthy content to get noticed. The syntax of the news meta keyword has subtle difference from custom keyword meta tag; it is denoted by "news_keywords", while the custom keyword meta tag is denoted by "keywords". Google News no longer takes into account keywords announced by
734:
for the language name. It is of most use when a website is written in multiple languages and can be included on each page to tell search engines in which language a particular page is written. User-agents can (and do) use language information to select language-appropriate fonts, which improves the
552:
Major search engine robots look at many factors when determining how to rank a page of which meta tags will only form a portion. Furthermore, most search engines change their ranking rules frequently. Google have stated they update their ranking rules every 48 hours. Under such circumstances, a
1174:
The W3C suggests that user agents should allow users to disable it, otherwise META refresh should not be used by web pages. For
Internet Explorer's security settings, under the miscellaneous category, meta refresh can be turned off by the user, thereby disabling its redirect ability. In Mozilla
620:
still makes use of the keywords meta tag in some of its rankings. Yahoo! itself claims support for the keywords meta tag in conjunction with other factors for improving search rankings. In
October 2009 Search Engine Round Table announced that "Yahoo Drops The Meta Keywords Tag Also" but later
713:
does not recognize this meta element as a ranking factor, so using target keyword phrases in that element will not help a site rank better. W3C doesn't specify the size of this description meta tag, but almost all search engines recommend it to be shorter than 160 characters of plain text.
697:'s content. This allows the Web page authors to give a more meaningful description for listings than might be displayed if the search engine was unable to automatically create its own description based on the page content. The description is often, but not always, displayed on
1249:
Some HTML elements and attributes already handle certain pieces of meta data and may be used by authors instead of META to specify those pieces: the TITLE element, the ADDRESS element, the INS and DEL elements, the title attribute, and the cite attribute.
1073:
by a search engine trying to eliminate this practice, though that is unlikely. It is more likely that a search engine will ignore the meta keyword element completely, and most do regardless of how many words are used in the element.
1226:
and set as part of the HTTP response headers, but no web servers currently implement this behavior. Instead, the user agent emulates the behavior for some HTTP headers as if they had been sent in the response header itself.
1384:"In 2007, 37 leaders in search engine optimisation concluded that having keywords in the keywords attribute is little to none." Sanger.nu blog, September 9 2008, Retrieved August 2 2011
730:
attribute tells search engines what natural language the website is written in (e.g. English, Spanish or French), as opposed to the coding language (e.g. HTML). It is normally an
1867:
145:
767:. Other values recognized by one or more search engines can influence how the engine indexes pages, and how those pages appear on the search results. These include
1171:
the user to a different location. Auto refreshing via a META element has been deprecated for more than ten years, and recognized as problematic before that.
1783:
815:
the option to specify that the Open
Directory Project content should not be used for listings of their website, Microsoft introduced in May 2006 the new "
985:
Yahoo! puts content from their own Yahoo! directory next to the ODP listing. In 2007 they introduced a meta tag that lets web designers opt-out of this.
1148:
considers meta tags as a mechanism for signaling relevancy for their web site search engines, even introducing their own extension called Meta Tags 2.
645:
Web browsers display them in naming open tabs; since the title is visible on hover, this is especially useful when too many tabs are open and only the
1860:
1271:
In cases where the content attribute's value is a URL, many authors decide to use a link element with a proper value for its rel attribute as well.
1386:
271:
652:
As in search results, titles are visible when page links are posted on social media and this, too, conveys to the users what the link is about.
1414:
1199:
755:
a page, or not, and whether they should follow links from a page, or not. The attribute can contain one or more comma-separate values. The
2127:
1853:
1730:
1218:
would tell the browser that the page "expires" on June 21, 2006 at 14:25:27 GMT and that it may safely cache the page until then. The
449:
headers which should be sent before the actual content when the HTML page is served from the web server to the client. For example:
1401:
616:
of Google announced that they were no longer taking keywords into account whatsoever. However, both these articles suggest that
538:
Meta elements provide information about the web page, which can be used by search engines to help categorize the page correctly.
642:
They are displayed as page title in search results (and influence user behavior with respect to clicking on particular results).
1080:
does, however, use meta tag elements for displaying site links. The title tags are used to create the link in search results:
1641:
1299:
1274:
For a comparison on when it is best to use HTTP-headers, meta-elements, or attributes in the case of language specification:
302:
807:(aka Open Directory Project) listing of a website for the title and/or description (also called snippet or abstract) in the
1539:
2065:
2055:
604:, thirty-seven leaders in search engine optimization concluded in April 2007 that the relevance of having keywords in the
276:
233:
172:
775:, which asks that the search engine not include a snippet from the page along with the page's listing in search results.
1257:
elements for enhanced subject access within a website is the use of a back-of-book-style index for the website. See the
1458:
446:
140:
1560:
If I block Google from crawling a page using a robots.txt disallow directive, will it disappear from search results?
1957:
1876:
1626:
808:
698:
546:
357:
1952:
1890:
1523:
1195:
228:
1164:
1163:
to automatically refresh a Web page after a given time interval. It is also possible to specify an alternative
518:"The Federal Aviation Administration is an operating mode of the U.S. Department of Transportation."
1593:
1947:
1559:
751:
attribute, supported by several major search engines, controls whether search engine spiders are allowed to
345:
can be used on the same page. Meta elements can be used to specify page description, keywords and any other
1175:
Firefox it can be disabled in the configuration file under the key name "accessibility.blockautorefresh".
752:
130:
1268:, also used an index file to provide the type of information commonly found in meta keywords attributes.
867:
Webmasters can decide if they want to disallow the use of their ODP listing on a per search engine basis
1784:
meta http-equiv – is it sent as part of an HTTP header, or does the client parse the body for meta tags?
1481:
1383:
778:
Meta tags are one of the best options for preventing search engines from indexing content of a website.
162:
1707:
701:, so it can affect click-through rates. While clicks for a result can be a positive sign of effective
1825:
1180:
678:
635:
through various iterations of showing short or longer amounts of content from within the title tags.
167:
84:
2086:
1926:
1188:
1576:
2117:
1916:
1746:
1065:
does not use HTML keyword or meta tag elements for indexing. The
Director of Research at Google,
486:
295:
184:
685:
will fall back on this tag when information about the page itself is requested (e.g. using the
731:
570:
1275:
2122:
1763:
1662:
1066:
993:
150:
1734:
1343:
2039:
1921:
1645:
1543:
1390:
1184:
1168:
111:
52:
1799:
1194:
Auto-redirects via markup (versus server-side redirects) are not in compliance with the
1962:
1779:
593:
581:
in 1995, and its popularity quickly grew until it became one of the most commonly used
255:
118:
62:
2111:
2034:
2029:
2008:
1967:
1931:
823:" element of the meta tags. Google followed in July 2006 and Yahoo! in October 2006.
316:
288:
157:
123:
106:
2096:
2081:
1998:
1993:
1445:
1430:
1367:
1287:
1240:
1156:
403:
to embed metadata. The value of the statement, in either case, is contained in the
322:
101:
91:
42:
1638:
1610:
415:
is used to indicate the character set of the document, and is available in HTML5.
771:, which instructs a search engine not to store an archived copy of the page, and
1972:
1679:
1536:
1446:"Yahoo's Senior Director of Search Got It Wrong, Yahoo Uses Meta Keywords Still"
1223:
1160:
800:
764:
250:
245:
135:
79:
1404:
Google
Webmaster Central Blog, September 21, 2009, Retrieved September 21, 2009
2060:
1988:
1319:
613:
479:
194:
189:
67:
57:
1845:
2091:
2003:
1498:
812:
578:
542:
364:
1216:<meta http-equiv="expires" content="Wed, 21 June 2006 14:25:27 GMT">
638:
Regardless, the title tags still hold importance in three different ways.
2024:
1900:
1835:
1145:
694:
574:
346:
334:
330:
17:
939:
646:
553:
definitive understanding of the role of meta tags in SEO is unlikely.
1265:
1107:
1077:
1062:
943:
796:
792:
710:
682:
674:
622:
617:
601:
384:
240:
216:
1136:"A blurb to describe the content of the page appears here"
833:
The syntax is the same for all search engines who support the tag.
1415:
How do I improve the ranking of my web site in the search results?
1244:
830:, following its closure, hence, NOODP directive is ignored since.
483:
427:
326:
221:
211:
206:
199:
74:
47:
596:
today. It is speculated that it does if the keywords used in the
1293:
1219:
827:
804:
423:
33:
1849:
1639:
Yahoo! Search
Support for 'NOYDIR' Meta Tags and Weather Update
356:
The meta element has two uses: either to emulate the use of an
1537:
Meta Robots Tag 101: Blocking
Spiders, Cached Pages & More
342:
177:
1832:
from the latest published version of HTML, W3C Recommendation
1296:, attribute level extensions to XHTML, for embedding metadata
1661:
Greta de Groat (2002). "Perspectives on the Web and Google:
1258:
492:
Meta tags can be used to describe the contents of the page:
360:, or to embed additional metadata within the HTML document.
600:
can also be found in the page copy itself. With respect to
1448:
SEO Roundtable, October 16, 2009, Retrieved April 22, 2011
1402:"Google does not use the keywords meta tag in web ranking"
1214:
can be used as alternatives to HTTP headers. For example,
673:
attribute is supported by most major search engines, like
1433:
SEO Roundtable, October 8, 2009, Retrieved April 22, 2011
1344:"Meta tags that Google understands – Search Console Help"
1222:
specification optionally allows this tag to be parsed by
592:
attribute has any effect on ranking at any of the major
407:
attribute, which is the only required attribute unless
1747:
Web
Content Accessibility Guidelines 1.0 – Guideline 7
1611:
Yahoo! Search
Weather Update and Support for 'NOODP'
1577:
Opting Out of Open Directory Listings for Webmasters
2074:
2048:
2017:
1981:
1940:
1909:
1883:
1827:
1526:, Official Google Webmaster Central Blog, 3/05/2007
992:tag to a page will prevent Yahoo! from displaying
1179:seem to overcome this problem however, including
803:used in some cases the title and abstract of the
1459:"A newly hatched way to tag your news articles"
1200:Web Content Accessibility Guidelines (WCAG) 1.0
534:Meta element used in search engine optimization
341:section. Multiple Meta elements with different
1499:"On-Page Ranking Factors – SEO Best Practices"
759:value prevents a page from being indexed, and
693:attribute provides a concise explanation of a
530:element describes the contents of a web page.
1861:
826:By 2017, Google reported stopping the use of
367:and XHTML, there were four valid attributes:
296:
8:
1441:
1439:
1093:Site name - Page title - Keyword description
418:Such elements must be placed as tags in the
1212:<meta http-equiv="foo" content="bar">
1868:
1854:
1846:
1800:"The global structure of an HTML document"
303:
289:
29:
1794:
1792:
474:as an alternative to the response header
1786:, from a London Web Standards tech talk.
1762:W3C Recommendation (December 24, 1999),
1733:mozillaZine, archived June 2, 2009 from
1431:"Yahoo Drops The Meta Keywords Tag Also"
1144:Additionally, enterprise search startup
782:Additional attributes for search engines
649:for each page (if available) is visible.
612:is little to none and in September 2009
1482:"Meta news keywords still works ?"
1311:
588:No consensus exists whether or not the
541:They have been the focus of a field of
399:is used to emulate an HTTP header, and
263:
32:
1106:The meta description often appears in
1702:
1700:
1110:search results to describe the link:
735:overall user experience of the page.
7:
1637:Yahoo! Search (February 28, 2007),
1167:and use this technique in order to
1159:elements can be used to instruct a
1745:W3C Recommendation (May 5, 1999),
1609:Yahoo! Search (October 24, 2006),
25:
1665:, Director of Research, Google",
1486:Google Publisher Center Community
337:. They are part of a web page's
329:documents to provide structured
1594:More control over page snippets
1535:Danny Sullivan (March 5, 2007),
482:and, more commonly needed, the
349:not provided through the other
1753:, retrieved September 28, 2007
1731:Accessibility.blockautorefresh
1708:"Welcome to the Virtual Mall!"
1667:Journal of Internet Cataloging
1627:Better Snippets for your Users
1300:Resource Description Framework
363:With HTML up to and including
1:
1669:, Vol. 5(1), pp. 17–28, 2002.
1592:Vanessa Fox (July 13, 2006),
1421:, retrieved November 12, 2008
569:attribute was popularized by
277:Comparison of browser engines
1836:MetaExtensions – WHATWG Wiki
1259:American Society of Indexers
1575:Betsy Aoki (May 22, 2006),
1290:, a deprecated meta element
809:search engine results pages
699:search engine results pages
2144:
2128:Search engine optimization
1958:Online identity management
1877:Search engine optimization
1366:Statistic (June 4, 1997),
1238:
1210:Meta elements of the form
763:prevents links from being
547:search engine optimization
358:HTTP response header field
1953:Social media optimization
1891:Robots exclusion standard
1838:: proposals for value of
1770:, retrieved July 24, 2012
1566:, retrieved July 26, 2013
1524:Using the robots meta tag
1488:, retrieved March 6, 2020
938:MSN and Live Search (via
353:elements and attributes.
272:Document markup languages
1652:, retrieved June 3, 2007
1617:, retrieved June 3, 2007
1600:, retrieved June 3, 2007
1583:, retrieved June 3, 2007
1550:, retrieved June 3, 2007
1374:, retrieved June 3, 2007
1368:META attributes by count
1261:website for an example.
1112:
1082:
998:
948:
906:
872:
835:
494:
451:
1948:Search engine marketing
1764:HTML 4.01 Specification
1127:"description"
509:"description"
1598:Inside Google Sitemaps
996:titles and abstracts.
1564:developers.google.com
887:"googlebot"
526:In this example, the
445:elements can specify
163:Document Object Model
1548:SearchEngineLand.com
1206:HTTP message headers
168:Browser Object Model
2087:Human search engine
1927:Display advertising
1884:Exclusion standards
1245:HTML5 § Markup
1058:Effect on Searching
963:"bingbot"
791:The search engines
630:The Title attribute
391:has been added and
141:Character encodings
1982:Search engine spam
1917:Online advertising
1650:Yahoo! Search Blog
1644:2008-11-06 at the
1615:Yahoo! Search Blog
1542:2008-09-27 at the
1389:2009-02-21 at the
1372:Vancouver Webpages
1348:support.google.com
1253:An alternative to
1049:"noydir"
1022:"noydir"
1013:"robots"
850:"robots"
545:research known as
487:character encoding
395:has been removed.
2105:
2104:
1324:www.w3schools.com
1202:(guideline 7.5).
1040:"Slurp"
972:"noodp"
930:"noodp"
921:"Slurp"
896:"noodp"
859:"noodp"
819:" value for the "
732:IETF language tag
466:"utf-8"
321:are tags used in
313:
312:
16:(Redirected from
2135:
1941:Search marketing
1910:Marketing topics
1870:
1863:
1856:
1847:
1841:
1829:
1814:
1813:
1811:
1810:
1796:
1787:
1777:
1771:
1760:
1754:
1743:
1737:
1728:
1722:
1721:
1719:
1718:
1704:
1695:
1694:
1692:
1691:
1676:
1670:
1663:Monika Henzinger
1659:
1653:
1635:
1629:
1624:
1618:
1607:
1601:
1590:
1584:
1581:Live Search Blog
1573:
1567:
1557:
1551:
1533:
1527:
1520:
1514:
1513:
1511:
1510:
1495:
1489:
1479:
1473:
1472:
1470:
1469:
1463:Google News Blog
1455:
1449:
1443:
1434:
1428:
1422:
1411:
1405:
1399:
1393:
1381:
1375:
1364:
1358:
1357:
1355:
1354:
1340:
1334:
1333:
1331:
1330:
1316:
1256:
1234:
1217:
1213:
1140:
1137:
1134:
1131:
1128:
1125:
1122:
1119:
1116:
1102:
1099:
1096:
1092:
1089:
1086:
1067:Monika Henzinger
1053:
1050:
1047:
1044:
1041:
1038:
1035:
1032:
1029:
1026:
1023:
1020:
1017:
1014:
1011:
1008:
1005:
1002:
994:Yahoo! Directory
991:
976:
973:
970:
967:
964:
961:
958:
955:
952:
934:
931:
928:
925:
922:
919:
916:
913:
910:
900:
897:
894:
891:
888:
885:
882:
879:
876:
863:
860:
857:
854:
851:
848:
845:
842:
839:
822:
818:
811:(SERP). To give
774:
770:
762:
758:
750:
742:
729:
721:
708:
704:
692:
688:
672:
668:
660:
611:
607:
599:
591:
584:
568:
560:
529:
522:
519:
516:
513:
510:
507:
504:
501:
498:
478:to indicate the
477:
470:
467:
464:
461:
458:
455:
444:
437:
434:Examples of the
421:
414:
410:
406:
402:
398:
394:
390:
382:
378:
374:
370:
352:
340:
305:
298:
291:
256:Rendering engine
146:named characters
30:
21:
2143:
2142:
2138:
2137:
2136:
2134:
2133:
2132:
2108:
2107:
2106:
2101:
2070:
2044:
2040:Organic linking
2013:
1977:
1936:
1922:Email marketing
1905:
1879:
1874:
1839:
1822:
1817:
1808:
1806:
1798:
1797:
1790:
1778:
1774:
1761:
1757:
1744:
1740:
1729:
1725:
1716:
1714:
1706:
1705:
1698:
1689:
1687:
1678:
1677:
1673:
1660:
1656:
1646:Wayback Machine
1636:
1632:
1625:
1621:
1608:
1604:
1591:
1587:
1574:
1570:
1558:
1554:
1544:Wayback Machine
1534:
1530:
1521:
1517:
1508:
1506:
1497:
1496:
1492:
1480:
1476:
1467:
1465:
1457:
1456:
1452:
1444:
1437:
1429:
1425:
1412:
1408:
1400:
1396:
1391:Wayback Machine
1382:
1378:
1365:
1361:
1352:
1350:
1342:
1341:
1337:
1328:
1326:
1320:"HTML meta tag"
1318:
1317:
1313:
1309:
1284:
1254:
1247:
1237:
1232:
1231:Alternative to
1215:
1211:
1208:
1185:Mozilla Firefox
1154:
1142:
1141:
1138:
1135:
1132:
1129:
1126:
1123:
1120:
1117:
1114:
1104:
1103:
1100:
1097:
1094:
1090:
1087:
1084:
1060:
1055:
1054:
1051:
1048:
1045:
1042:
1039:
1036:
1033:
1030:
1027:
1024:
1021:
1018:
1015:
1012:
1009:
1006:
1003:
1000:
989:
983:
978:
977:
974:
971:
968:
965:
962:
959:
956:
953:
950:
936:
935:
932:
929:
926:
923:
920:
917:
914:
911:
908:
902:
901:
898:
895:
892:
889:
886:
883:
880:
877:
874:
865:
864:
861:
858:
855:
852:
849:
846:
843:
840:
837:
820:
816:
789:
784:
772:
768:
760:
756:
748:
745:
740:
727:
724:
719:
706:
702:
690:
686:
670:
669:attribute, the
666:
663:
658:
632:
626:news_keywords.
609:
605:
597:
589:
582:
566:
563:
558:
536:
527:
524:
523:
520:
517:
514:
511:
508:
505:
502:
499:
496:
475:
472:
471:
468:
465:
462:
459:
456:
453:
442:
440:
435:
419:
412:
408:
404:
400:
396:
392:
388:
380:
376:
372:
368:
350:
338:
309:
28:
23:
22:
15:
12:
11:
5:
2141:
2139:
2131:
2130:
2125:
2120:
2110:
2109:
2103:
2102:
2100:
2099:
2094:
2089:
2084:
2078:
2076:
2072:
2071:
2069:
2068:
2066:Barry Schwartz
2063:
2058:
2056:Danny Sullivan
2052:
2050:
2046:
2045:
2043:
2042:
2037:
2032:
2027:
2021:
2019:
2015:
2014:
2012:
2011:
2006:
2001:
1996:
1991:
1985:
1983:
1979:
1978:
1976:
1975:
1970:
1965:
1963:Paid inclusion
1960:
1955:
1950:
1944:
1942:
1938:
1937:
1935:
1934:
1929:
1924:
1919:
1913:
1911:
1907:
1906:
1904:
1903:
1898:
1893:
1887:
1885:
1881:
1880:
1875:
1873:
1872:
1865:
1858:
1850:
1844:
1843:
1833:
1821:
1820:External links
1818:
1816:
1815:
1788:
1780:Stack Overflow
1772:
1755:
1738:
1723:
1696:
1671:
1654:
1630:
1619:
1602:
1585:
1568:
1552:
1528:
1515:
1490:
1474:
1450:
1435:
1423:
1406:
1394:
1376:
1359:
1335:
1310:
1308:
1305:
1304:
1303:
1297:
1291:
1283:
1280:
1236:
1229:
1207:
1204:
1153:
1150:
1113:
1083:
1059:
1056:
999:
982:
979:
949:
907:
873:
836:
788:
785:
783:
780:
744:
737:
723:
716:
662:
655:
654:
653:
650:
643:
631:
628:
594:search engines
571:search engines
562:
555:
535:
532:
495:
452:
439:
432:
422:section of an
311:
310:
308:
307:
300:
293:
285:
282:
281:
280:
279:
274:
266:
265:
261:
260:
259:
258:
253:
248:
243:
238:
237:
236:
226:
225:
224:
219:
214:
204:
203:
202:
192:
187:
182:
181:
180:
170:
165:
160:
155:
154:
153:
148:
138:
133:
128:
127:
126:
119:HTML attribute
116:
115:
114:
109:
104:
99:
89:
88:
87:
85:Mobile Profile
82:
72:
71:
70:
65:
60:
55:
45:
37:
36:
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
2140:
2129:
2126:
2124:
2121:
2119:
2116:
2115:
2113:
2098:
2095:
2093:
2090:
2088:
2085:
2083:
2080:
2079:
2077:
2073:
2067:
2064:
2062:
2059:
2057:
2054:
2053:
2051:
2047:
2041:
2038:
2036:
2035:Link exchange
2033:
2031:
2030:Link building
2028:
2026:
2023:
2022:
2020:
2016:
2010:
2009:Link building
2007:
2005:
2002:
2000:
1997:
1995:
1992:
1990:
1987:
1986:
1984:
1980:
1974:
1971:
1969:
1968:Pay per click
1966:
1964:
1961:
1959:
1956:
1954:
1951:
1949:
1946:
1945:
1943:
1939:
1933:
1932:Web analytics
1930:
1928:
1925:
1923:
1920:
1918:
1915:
1914:
1912:
1908:
1902:
1899:
1897:
1894:
1892:
1889:
1888:
1886:
1882:
1878:
1871:
1866:
1864:
1859:
1857:
1852:
1851:
1848:
1837:
1834:
1831:
1824:
1823:
1819:
1805:
1801:
1795:
1793:
1789:
1785:
1781:
1776:
1773:
1769:
1765:
1759:
1756:
1752:
1748:
1742:
1739:
1736:
1732:
1727:
1724:
1713:
1709:
1703:
1701:
1697:
1685:
1681:
1680:"Meta Tags 2"
1675:
1672:
1668:
1664:
1658:
1655:
1651:
1647:
1643:
1640:
1634:
1631:
1628:
1623:
1620:
1616:
1612:
1606:
1603:
1599:
1595:
1589:
1586:
1582:
1578:
1572:
1569:
1565:
1561:
1556:
1553:
1549:
1545:
1541:
1538:
1532:
1529:
1525:
1522:Vanessa Fox,
1519:
1516:
1504:
1500:
1494:
1491:
1487:
1483:
1478:
1475:
1464:
1460:
1454:
1451:
1447:
1442:
1440:
1436:
1432:
1427:
1424:
1420:
1416:
1413:Yahoo! FAQs,
1410:
1407:
1403:
1398:
1395:
1392:
1388:
1385:
1380:
1377:
1373:
1369:
1363:
1360:
1349:
1345:
1339:
1336:
1325:
1321:
1315:
1312:
1306:
1301:
1298:
1295:
1292:
1289:
1286:
1285:
1281:
1279:
1277:
1272:
1269:
1267:
1262:
1260:
1251:
1246:
1242:
1230:
1228:
1225:
1221:
1205:
1203:
1201:
1197:
1192:
1190:
1186:
1182:
1176:
1172:
1170:
1166:
1162:
1158:
1151:
1149:
1147:
1111:
1109:
1081:
1079:
1075:
1072:
1068:
1064:
1057:
997:
995:
986:
980:
947:
945:
942:, previously
941:
905:
871:
868:
834:
831:
829:
824:
814:
810:
806:
802:
798:
794:
786:
781:
779:
776:
766:
754:
738:
736:
733:
717:
715:
712:
700:
696:
684:
680:
676:
656:
651:
648:
644:
641:
640:
639:
636:
629:
627:
624:
619:
615:
603:
595:
586:
580:
576:
572:
556:
554:
550:
548:
544:
539:
533:
531:
493:
490:
488:
485:
481:
476:Content-Type:
450:
448:
433:
431:
429:
425:
416:
386:
366:
361:
359:
354:
348:
344:
336:
332:
328:
324:
320:
318:
306:
301:
299:
294:
292:
287:
286:
284:
283:
278:
275:
273:
270:
269:
268:
267:
262:
257:
254:
252:
249:
247:
244:
242:
239:
235:
232:
231:
230:
227:
223:
220:
218:
215:
213:
210:
209:
208:
205:
201:
198:
197:
196:
193:
191:
188:
186:
183:
179:
176:
175:
174:
171:
169:
166:
164:
161:
159:
158:Language code
156:
152:
149:
147:
144:
143:
142:
139:
137:
134:
132:
129:
125:
124:alt attribute
122:
121:
120:
117:
113:
110:
108:
105:
103:
100:
98:
95:
94:
93:
90:
86:
83:
81:
78:
77:
76:
73:
69:
66:
64:
61:
59:
56:
54:
51:
50:
49:
46:
44:
41:
40:
39:
38:
35:
31:
27:HTML Metadata
19:
2097:Content farm
2082:Geotargeting
1999:Scraper site
1994:Web scraping
1896:Meta element
1895:
1807:. Retrieved
1803:
1775:
1767:
1758:
1750:
1741:
1735:the original
1726:
1715:. Retrieved
1711:
1688:. Retrieved
1686:. 2014-03-10
1683:
1674:
1666:
1657:
1649:
1633:
1622:
1614:
1605:
1597:
1588:
1580:
1571:
1563:
1555:
1547:
1531:
1518:
1507:. Retrieved
1505:. 2017-04-24
1502:
1493:
1485:
1477:
1466:. Retrieved
1462:
1453:
1426:
1418:
1409:
1397:
1379:
1371:
1362:
1351:. Retrieved
1347:
1338:
1327:. Retrieved
1323:
1314:
1288:Meta refresh
1273:
1270:
1263:
1252:
1248:
1241:Semantic web
1224:HTTP servers
1209:
1193:
1177:
1173:
1157:Meta refresh
1155:
1143:
1105:
1076:
1070:
1061:
987:
984:
937:
903:
869:
866:
832:
825:
790:
777:
746:
725:
689:query). The
664:
637:
633:
587:
564:
551:
540:
537:
525:
491:
473:
441:
417:
362:
355:
315:
314:
173:Style sheets
102:div and span
96:
92:HTML element
43:Dynamic HTML
1973:Google bomb
1161:Web browser
988:Adding the
707:description
691:description
671:description
665:Unlike the
659:description
608:-attribute
264:Comparisons
251:Web storage
246:Quirks mode
185:Font family
136:HTML editor
2112:Categories
2092:Stop words
2061:Matt Cutts
1989:Spamdexing
1842:attribute.
1809:2018-10-15
1804:www.w3.org
1717:2018-10-15
1712:www.w3.org
1690:2017-11-08
1509:2017-04-25
1468:2018-10-15
1353:2018-10-15
1329:2021-04-22
1307:References
1239:See also:
813:webmasters
614:Matt Cutts
585:elements.
480:media type
430:document.
411:is given.
397:http-equiv
373:http-equiv
343:attributes
195:JavaScript
190:Web colors
131:HTML frame
2118:HTML tags
2004:Link farm
1419:Yahoo.com
1264:In 1994,
1220:HTML 4.01
1152:Redirects
1071:decreased
773:nosnippet
769:noarchive
743:attribute
722:attribute
709:writing,
661:attribute
579:AltaVista
561:attribute
543:marketing
365:HTML 4.01
234:Validator
18:Meta tags
2025:Backlink
1901:nofollow
1684:Swiftype
1642:Archived
1540:Archived
1387:Archived
1282:See also
1276:see here
1235:elements
1169:redirect
1146:Swiftype
870:Google:
761:nofollow
728:language
720:language
695:Web page
687:related:
681:, while
667:keywords
610:keywords
590:keywords
575:Infoseek
573:such as
567:keywords
559:keywords
383:. Under
347:metadata
335:Web page
333:about a
331:metadata
319:elements
2123:Web 1.0
2018:Linking
1830:element
1130:content
1043:content
1016:content
966:content
940:bingbot
924:content
904:Yahoo!
890:content
853:content
765:crawled
757:noindex
647:favicon
512:content
460:charset
438:element
413:charset
409:charset
405:content
389:charset
369:content
151:Unicode
112:marquee
53:article
2049:People
1768:W3.org
1751:W3.org
1266:ALIWEB
1181:Safari
1108:Google
1078:Google
1063:Google
990:NOYDIR
981:NOYDIR
944:msnbot
821:robots
797:Yahoo!
793:Google
749:robots
741:robots
711:Google
683:Google
675:Yahoo!
623:Google
618:Yahoo!
602:Google
393:scheme
385:HTML 5
381:scheme
241:WHATWG
217:WebGPU
63:canvas
2075:Other
1302:(RDF)
1196:W3C's
1189:Opera
1098:title
1095:</
1088:title
817:NOODP
787:NOODP
753:index
703:title
484:UTF-8
428:XHTML
327:XHTML
222:WebXR
212:WebGL
207:Web3D
200:WebCL
107:blink
80:Basic
75:XHTML
68:video
58:audio
48:HTML5
1840:name
1828:meta
1826:The
1294:RDFa
1255:meta
1243:and
1233:meta
1187:and
1139:>
1121:name
1118:meta
1115:<
1101:>
1091:>
1085:<
1052:>
1034:name
1031:meta
1028:<
1025:>
1007:name
1004:meta
1001:<
975:>
957:name
954:meta
951:<
933:>
915:name
912:meta
909:<
899:>
881:name
878:meta
875:<
862:>
844:name
841:meta
838:<
828:DMOZ
805:DMOZ
799:and
747:The
739:The
726:The
718:The
705:and
679:Bing
677:and
657:The
606:meta
598:meta
583:meta
577:and
565:The
557:The
528:meta
521:>
503:name
500:meta
497:<
469:>
457:meta
454:<
447:HTTP
443:meta
436:meta
424:HTML
420:head
401:name
379:and
377:name
351:head
339:head
325:and
323:HTML
317:Meta
97:meta
34:HTML
1503:Moz
1165:URL
946:):
801:MSN
426:or
229:W3C
178:CSS
2114::
1802:.
1791:^
1782:,
1766:.
1749:.
1710:.
1699:^
1682:.
1648:,
1613:,
1596:,
1579:,
1562:,
1546:,
1501:.
1484:,
1461:.
1438:^
1417:,
1370:,
1346:.
1322:.
1278:.
1198:–
1191:.
1183:,
795:,
489:.
387:,
375:,
371:,
1869:e
1862:t
1855:v
1812:.
1720:.
1693:.
1512:.
1471:.
1356:.
1332:.
1133:=
1124:=
1046:=
1037:=
1019:=
1010:=
969:=
960:=
927:=
918:=
893:=
884:=
856:=
847:=
515:=
506:=
463:=
304:e
297:t
290:v
20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.