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Recommendations for DNS
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bmanning at ISI.EDU
bmanning at ISI.EDU
Tue Sep 22 18:10:46 CEST 1998
> > Bill Manning <bmanning at ISI.EDU> wrote: > > > > > On top of that, I suggest to clearly describe the requirement to quote > > > any "leading" dot(s) that are *not* supposed to be converted to an '@' > > > character. > > > Like in wilfried\.woeber.univie.ac.at ! > > > > > > Wilfried Woeber : e-mail: Woeber at CC.UniVie.ac.at > > > > > > While this particular hack works, it is a clear violation of the spec. > > > > --bill > > > Which specs? At least this recommendation is part of RFC 1912: > > 2.2 SOA records > > In the SOA record of every zone, remember to fill in the e-mail > address that will get to the person who maintains the DNS at your > site (commonly referred to as "hostmaster"). The `@' in the e-mail > must be replaced by a `.' first. Do not try to put an `@' sign in > this address. If the local part of the address already contains a > `.' (e.g., John.Smith at widget.xx), then you need to quote the `.' by > preceding it with `\' character. (e.g., to become > John\.Smith.widget.xx) Alternately (and preferred), you can just use > the generic name `hostmaster', and use a mail alias to redirect it to > the appropriate persons. There exists software which uses this field > to automatically generate the e-mail address for the zone contact. > This software will break if this field is improperly formatted. It > is imperative that this address get to one or more real persons, > because it is often used for everything from reporting bad DNS data > to reporting security incidents. > > Andreas Ok, I was overly zelous in my reading of RFC1035. I like what Dave has published in RFC1912. --bill
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