RFC 3597:Handling of Unknown DNS Resource Record (...
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service


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... The DNS is designed to be extensible to support new services through the introduction of new resource record (RR ...
... new server software is slow and expensive, the potential of the DNS in supporting new services has never been fully realized. This memo proposes changes to name servers and to procedures for defining new RR ...


... Gulbrandsen, A. and P. Vixie, "A DNS RR for specifying the location of services (DNS SRV)", RFC 2052(-> 2782prop), October 1996. ...
... Gulbrandsen, A., Vixie, P. and L. Esibov, "A DNS RR for specifying the location of services (DNS SRV)", RFC 2782prop, February 2000. ...



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