These are the IPs which are ‘anycasted’. http://www.pool.ntp.org/user/jaredmauch
pro-tip: just because many people misuse the term anycast, doesn’t mean everyone does :) of course this poses a unique problem from the monitoring perspective as it may not be possible to enumerate all my servers. Feel free to contact me off-list with concerns. - Jared > On Nov 6, 2014, at 11:58 PM, Ryan Malayter <[email protected]> wrote: > > Which IPs? How does the pool's > geo-based DNS handle that case? Or go you special-case them to appear in > multiple country zones? > > Sent from my mobile phone > > On Nov 6, 2014, at 10:48 PM, Ask Bjørn Hansen <[email protected]> wrote: > >> Jared has anycast IPs in the pool. >> >> Ask >> >> — >> http://askask.com/ >> >> >> On Thu, Nov 6, 2014 at 8:47 PM, Ryan Malayter <[email protected]> wrote: >> >> >> >> Sent from my mobile phone >> >> > On Nov 6, 2014, at 5:08 AM, Jared Mauch <[email protected]> wrote: >> > >> > One thing I will highlight here is we have ips in both v4 and v6 pools >> > that are anycast and there may not be a good way for something to realize >> > 4 ips may just be 2 hosts with the same reference. >> > >> > Jared Mauch >> > >> >> A host having multiple IP addresses is not "anycast". That is old-fashioned >> multi-homing. >> >> Anycast is a single IP that resolves to the closest physical host >> (routing-wise). >> >> Google's public DNS (8.8.8.8) is anycast, for example. Sadly neither they >> nor Cloudflare nor any of the other large-scale anycasters seem to offer >> public NTP via anycast. >> _______________________________________________ >> pool mailing list >> [email protected] >> http://lists.ntp.org/listinfo/pool >> _______________________________________________ pool mailing list [email protected] http://lists.ntp.org/listinfo/pool
