No. libresolv has checked the owner names of the A (and AAAA) records for decades now skipping any records that don't match.
Just out of nosiness, match what? The end of the CNAME chain or any of the CNAMEs? (Yes, I realize the latter is broken.) R's, John _______________________________________________ DNSOP mailing list DNSOP@ietf.org https://www.ietf.org/mailman/listinfo/dnsop