Asterisk in RRs?

[Kerry Thompson]

Peter Laws said:
> OK, so not *strictly speaking* a BIND question, but y'all are smart
> people.
> Is a * legal in a resource record?  I'm thinking not, but I can't find a
> canonical source.  I assume it would be in an RFC, but which one?  One of
> the oldies from the 1980s?

RFC 952 and RFC 1123 define allowable characters as A-Z, a-z, 0-9, and '-'
only. Most DNS implementations (such as BIND) support a much wider range
but may or may not work with other servers and clients.

Ref http://www.zytrax.com/books/dns/apa/names.html

Kerry