max length of hostname and domainname
Mark Andrews
Mark_Andrews at isc.org
Wed Dec 21 01:02:25 UTC 2005
> Hello,
>
> what RFC (if there's one) defines the maximum allowed length of
> hostname and domainname? Also, what is limitation for fully-quilified
> domainname?
>
> Thanks.
>
> --
> Roman
Hostname RFC 952.
Domain RFC 1035.
Note there are some hostnames you cannot encode in the DNS.
Note RFC 1035 specifies the length in terms of wire format,
presentation lengths are different..
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark_Andrews at isc.org
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