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of this project, accurate statistics on the number of clients cannot be obtained, but according to the project's website, the pool provides time to 5–15 million systems. Because of client growth, the project is in perpetual need of more servers.
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This project was started by Adrian von Bidder in
January 2003 after a discussion on comp.protocols.time.ntp about abuse of the public stratum 1 servers. The system has been maintained and developed by Ask Bjørn Hansen since July 2005.
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The more time servers there are in the pool, the lower the resource demand on each member. Joining the pool requires at least a
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to clients worldwide. The machines that are "in the pool" are part of the
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Dynamic collection of networked computers providing time synchronization
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As of May 2022, the pool consists of 3,126 active servers on
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279:. Adrian 'Dagurashibanipal' von Bidder. January 27, 2003.
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291:. Adrian 'Dagurashibanipal' von Bidder. July 24, 2005.
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72:that volunteer to provide highly accurate
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289:"The Future is Bright, The Future is ..."
225:"Reached 500 servers - Welcome Slashdot"
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95:and are distributed to NTP clients via
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126:connection to the Internet, a static
68:is a dynamic collection of networked
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239:. Ask Bjørn Hansen. August 11, 2009.
333:This Internet-related article is a
251:. Ask Bjørn Hansen. June 21, 2012.
237:"Yes, the pool needs more servers"
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249:"The NTP Pool needs more servers"
389:Free software programmed in Perl
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277:"ntp DNS round robin experiment"
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384:Network time-related software
163:"What the NTP Pool can offer"
337:. You can help Knowledge by
110:and 1,534 active servers on
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140:GPS disciplined oscillator
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87:as well as of several
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101:geolocation software
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208:. Retrieved
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82:pool.ntp.org
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91:divided by
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128:IP address
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168:April 29,
124:broadband
70:computers
210:April 2,
76:via the
66:NTP pool
45:Launched
32:.ntppool
20:NTP pool
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