Stuart D. Gathman wrote:
testspf2 IN TXT "v=spf1 A -all"
testspf2 IN TYPE99 \# 14 0d763d737066312061202d616c6c
Notice that for testspf2.bmsi.com, the records differ only
in the case of 'A'. Should that be an error? :-)
Yesterday they sent a "proposed standard" to its "last call"
as "draft standard", see <http://purl.net/net/rfc/3597>
| As a result, when a new RR type contains one or more embedded
| domain names, it is possible to have multiple RRs owned by
| the same name that differ only in the character case of the
| embedded domain name(s). This is similar to the existing
| possibility of multiple TXT records differing only in
| character case, and not expected to cause any problems in
If you think that this statement in RfC 3597 is wrong, now is
the time to say so... ;-)