Stuart D. Gathman wrote:
The 10 MX limit is a MUST, so I think PermError is
It's "MUST NOT check", it's not PermError with optional reject.
b) use only the first 10 sorted by
Whatever you like, how about b iii top down ? It's a rather
cryptic rule, for a receiver it says "don't waste time with
more than 10 DNS queries", for a publisher it says "it won't
work as expected - unless your more than 10 names are somehow
folded in at most 10 CIDRs under any permutation of the names".
how you do you defend random results?
By having at most 10 MX names or a very tricky CIDR ;-) Bye