Re: [dns-wg] Changes to Time-to-Live (TTL) values in reverse DNS zones

2022-04-21 Thread Moritz Müller via dns-wg
Thank you Anand and team! Out of curiosity, do you notice an increase in load at your servers? — Moritz > On 20 Apr 2022, at 10:23, Anand Buddhdev wrote: > > Dear colleagues, > > This work has been completed, and all zones are now being published with > lower TTLs. > > Regards, > Anand Bud

Re: [dns-wg] Changes to Time-to-Live (TTL) values in reverse DNS zones

2022-04-21 Thread Anand Buddhdev
Hi Moritz, In the past 24 hours, we have not seen *any* increase in the query rate. I also checked the individual query rates for NS and DS records, and they are at the same levels as before the change. I'll check again tomorrow, after the original 2-day TTL expires, and report if I see any

Re: [dns-wg] [Ext] Re: Changes to Time-to-Live (TTL) values in reverse DNS zones

2022-04-21 Thread Edward Lewis
On 4/21/22, 4:23 AM, "dns-wg on behalf of Anand Buddhdev" wrote: >In the past 24 hours, we have not seen *any* increase in the query rate. I'm not shocked - but if this holds up, it'll seriously challenge the commonly held belief that TTL and query rate are inversely proportional. I once

Re: [dns-wg] [Ext] Re: Changes to Time-to-Live (TTL) values in reverse DNS zones

2022-04-21 Thread Dave Lawrence
Edward Lewis writes: > I once did some work [that could not be made public] where I began > to suspect that the two were unrelated. Unrelated, or just less correlated than you might otherwise imagine? -- To unsubscribe from this mailing list, get a password reminder, or change your subscripti

Re: [dns-wg] [Ext] Re: Changes to Time-to-Live (TTL) values in reverse DNS zones

2022-04-21 Thread Edward Lewis
On 4/21/22, 1:46 PM, "Dave Lawrence" wrote: >Edward Lewis writes: >> I once did some work [that could not be made public] where I began >> to suspect that the two were unrelated. > >Unrelated, or just less correlated than you might otherwise imagine? Unrelated. I'd studied an e

Re: [dns-wg] [Ext] Re: Changes to Time-to-Live (TTL) values in reverse DNS zones

2022-04-21 Thread Dave Lawrence
Edward Lewis writes: > >Unrelated, or just less correlated than you might otherwise imagine? > > Unrelated. > > I'd studied an event which made it apparent that resolvers vastly > ignored the long TTLs in play. At the time I learned that two > popular strains of resolver code had an "interna

Re: [dns-wg] [Ext] Re: Changes to Time-to-Live (TTL) values in reverse DNS zones

2022-04-21 Thread Warren Kumari
On Thu, Apr 21, 2022 at 2:57 PM, Dave Lawrence wrote: > Edward Lewis writes: > > Unrelated, or just less correlated than you might otherwise imagine? > > Unrelated. > > I'd studied an event which made it apparent that resolvers vastly ignored > the long TTLs in play. At the time I learned that tw