Since there seem to be a few of these DNS-related tags let's collect them all in one place * [tag:mx-record] <- <s>[tag:mx]</s>, * [tag:a-record] <- <s>[tag:arecord]</s> * [tag:soa-record] <- <s>(Selective retagging of stuff in [tag:soa])</s> * [tag:cname-record] <- <s>[tag:cname]</s> * [tag:ns-record] <- <s>[tag:ns]</s>