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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