Re: Resolver behavior on expired TTLs

2013-02-21 Thread John Miller
Thanks, Matus. Much appreciated--a SERVFAIL is much better than an NXDOMAIN in this scenario. John On 02/21/2013 10:41 AM, Matus UHLAR - fantomas wrote: On 21.02.13 10:38, John Miller wrote: Here's something I hadn't put much thought into until recently--it's never been a problem--how do re

Re: Resolver behavior on expired TTLs

2013-02-21 Thread Matus UHLAR - fantomas
On 21.02.13 10:38, John Miller wrote: Here's something I hadn't put much thought into until recently--it's never been a problem--how do resolvers behave when they receive a request for an expired entry in the cache, but cannot contact the authoritative nameserver? I'd imagine they return a SER

Resolver behavior on expired TTLs

2013-02-21 Thread John Miller
Hello everyone, Here's something I hadn't put much thought into until recently--it's never been a problem--how do resolvers behave when they receive a request for an expired entry in the cache, but cannot contact the authoritative nameserver? I'd imagine they return a SERVFAIL, but I could s