Off list Ed pointed out that I'm looking at nic.io which is being handled a bit special - the default TTLs seem to be 1 day, so those are sane.
On Fri, Jun 7, 2013 at 10:03 AM, Colm MacCárthaigh <[email protected]>wrote: > > I'm used to seeing NS TTLs in days from most TLDs, but I haven't done a > comprehensive survey - it'd be interesting. .com/.net are two days, .org is > 1 day, and so on. > > The negative cache time seems high too. .io's negative cache time is also > one hour. .com/.net/.org's are 15 minutes. (Though curiously this is > because the SOA TTL is 900 seconds, rather than the actual negative cache > time field). > > If anyone from the .io operators are here - it would be interesting to > know if those choices are explicit. I think on the face of it, that a 2 day > NS TTL and a 15 minute negative expiry time would both have somewhat > mitigated the impact of the event and may be worth considering. > > > On Fri, Jun 7, 2013 at 9:47 AM, Michele Neylon :: Blacknight < > [email protected]> wrote: > >> I've no idea what is "normal", but I do know they were making changes >> to the .io registry platform in the last couple of weeks. I've no idea if >> that also impacted their DNS setup .. >> >> >> >> -- >> Mr Michele Neylon >> Blacknight Solutions >> Hosting & Colocation, Brand Protection >> http://www.blacknight.com/ >> http://blog.blacknight.com/ >> http://mneylon.tel/ >> Intl. +353 (0) 59 9183072 >> Locall: 1850 929 929 >> Direct Dial: +353 (0)59 9183090 >> Fax. +353 (0) 1 4811 763 >> Twitter: http://twitter.com/mneylon >> ------------------------------- >> Blacknight Internet Solutions Ltd, Unit 12A,Barrowside Business >> Park,Sleaty >> Road,Graiguecullen,Carlow,Ireland Company No.: 370845 >> ------------------------------ >> *From:* [email protected] [ >> [email protected]] on behalf of Colm >> MacCárthaigh [[email protected]] >> *Sent:* 07 June 2013 17:25 >> *To:* Joe Abley >> *Cc:* [email protected] List >> *Subject:* Re: [dns-operations] Fwd: [outages] .io TLD outage >> >> Their default TTLs in the parent zone seem to be just one hour ... >> >> ;; AUTHORITY SECTION: >> nic.io. 3600 IN NS ns1.communitydns.net. >> nic.io. 3600 IN NS b.nic.ac. >> nic.io. 3600 IN NS a.nic.io. >> nic.io. 3600 IN NS b.nic.sh. >> nic.io. 3600 IN NS ns4.nic.io. >> nic.io. 3600 IN NS dns01.cdns.net. >> nic.io. 3600 IN NS b.nic.io. >> >> Does that seem low by TLD standards? >> >> - >> Colm >> >> >> On Fri, Jun 7, 2013 at 6:41 AM, Joe Abley <[email protected]> wrote: >> >>> Anybody from C&W/.IO here? >>> >>> Begin forwarded message: >>> >>> *From: *Martin Barry <[email protected]> >>> *Subject: **[outages] .io TLD outage* >>> *Date: *7 June 2013 09:13:38 EDT >>> *To: *[email protected] >>> >>> .io domains are not currently resolving. >>> >>> Of the 7 name servers 2 have serial 1370603413 and contain no records. >>> >>> The other 5 have serial 1370607008 and only contain records for .io >>> itself and nothing for any subdomains, at least for all I tested. >>> _______________________________________________ >>> Outages mailing list >>> [email protected] >>> https://puck.nether.net/mailman/listinfo/outages >>> >>> >>> >>> _______________________________________________ >>> dns-operations mailing list >>> [email protected] >>> https://lists.dns-oarc.net/mailman/listinfo/dns-operations >>> dns-jobs<https://lists.dns-oarc.net/mailman/listinfo/dns-operationsdns-jobs>mailing >>> list >>> https://lists.dns-oarc.net/mailman/listinfo/dns-jobs >>> >> >> >> >> -- >> Colm >> > > > > -- > Colm > -- Colm
_______________________________________________ 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
