>> In one support case, gigantic isp to remain nameless, the addition of >> new TXT-based protocol support now caused "wildcard conflicts" between >> SPF and DKIM. Since DKIM uses prefixed names, this is not a problem on any actual deployment of DKIM. It's true, you can't do _domainkey.*.example.com, but this is a well known limitation on prefixed names at least since they were invented for SRV records. R's, John _______________________________________________ Ietf mailing list Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf