> On 10 Feb 2015, at 12:40, bert hubert <[email protected]> wrote: > > On Tue, Feb 10, 2015 at 11:34:35AM +0000, ? Roy Arends wrote: >>> We've since tried to curtail our queries to the root severly, but we still >>> get TC=1 responses a lot, which slows down our resolution. >> >> Have you thought about running a local copy of the root zone? > > More frequently now, yes. But I wonder if that is the intention. Is there an > official policy on root-servers that allow AXFR yet?
Not sure if there is. > Can one count on this > working? Not sure on that either. I fetch my local copy here: ftp://rs.internic.net/domain/root.zone Has been working for years. > >>> We shared our concerns with ISC, but it might be good to have a broader >>> discussion on if it makes sense to set the bar so very low. >> >> It doesnโt make sense to set the bar low on a single instance. What might >> happen is that due to some server selection algorithm, this server gets a >> penalty and the resolver flocks to other root-servers. > > The penalty of TCP/IP by the way is so slight this does not change > nameserver selection in my case. If you'd count the cost of the original > query PLUS the TC=1 redirect, it might matter a bit more. Ack. Roy
signature.asc
Description: Message signed with OpenPGP using GPGMail
_______________________________________________ dns-operations mailing list [email protected] https://lists.dns-oarc.net/mailman/listinfo/dns-operations dns-jobs mailing list https://lists.dns-oarc.net/mailman/listinfo/dns-jobs
