Retry question
Kevin Darcy
kcd at daimlerchrysler.com
Thu May 3 22:24:13 UTC 2001
According to the resolver algorithm in RFC 1034, Section 5.3.3,
resolvers should try other nameservers when they receive a "servers
[sic] failure or other bizarre contents" response.
- Kevin
tmaestas at dnsconsultants.com wrote:
> Say I have domain.com with 10 nameservers. Due to
> an error in the master zone file, the master name
> server rejects domain.com. These servers are all
> running 8.2.3. While the zone has been rejected,
> 8.2.3 is returning SERVFAIL for queries on the zone.
> When a nameserver in some other domain queries
> the master nameserver for foo.domain.com, and gets
> a SERVFAIL response, should the nameserver then go
> and query another of the nameservers authoritative
> for domain.com, or does resolution stop at this point?
>
> In short, will SERVFAIL cause a nameserver or resolver
> to try a different authoritative nameserver, or will
> they just stop?
>
> -Tim
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