On 24/03/2016 16:18, Ben Bridges wrote: > TXT records are multiple-purpose. They can be used for SPF records, > Office 365 “MS” records, DMARC records, or whatever arbitrary uses > someone dreams up, all for the same domain name. Microsoft wants a > short TTL for their Office 365 records, but I would prefer to generally > use a longer TTL for most records (including other TXT records) in order > to reduce the query load on our servers. It would be nice to be able to > set a short TTL for the Office 365 record but a longer TTL for other TXT > records for the same domain name.
OK, I can see why you'd want that, but it's yet another reason why overloading TXT records for multiple purposes was (and remains) a bad idea :( As explained by RFC 2181, an RRset is supposed to be indivisible, and "bad things happen" if some parts of an RRset expire before others. Ray _______________________________________________ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users
