https://bz.apache.org/SpamAssassin/show_bug.cgi?id=8021
--- Comment #6 from cal...@calaad.net --- > Unvalidated guess: bug/misfeature in Net::DNS disabling TCP fallback. Thre is a "igntc" flag in Net:DNS::Resolver that could be involved igntc Get or set the igntc flag. If true, truncated packets will be ignored. If false, the query will be retried using TCP. The default is false. But, playing with it, i was not able to change the behaviour. -- You are receiving this mail because: You are the assignee for the bug.