25615 2014-05-08 21:44:59 +0000 Validator doesn't send TLS SNI 2014-05-08 21:44:59 +0000 1 1 1 Unclassified Validator check HEAD All All NEW P2 normal --- 1 mnot dave.null www-validator-cvs oldest_to_newest 105490 0 mnot 2014-05-08 21:44:59 +0000 The validator appears not to be sending TLS SNI: http://en.wikipedia.org/wiki/Server_Name_Indication E.g.: http://validator.w3.org/check?uri=https%3A%2F%2Fwww.mnot.net%2F;No200=1 AFAICT it's using LWP:UserAgent, which uses IO::Socket::SSL, which says: http://search.cpan.org/~sullr/IO-Socket-SSL-1.983/lib/IO/Socket/SSL.pm#SNI_Support .. so you *should* just have to upgrade OpenSSL to fix this (perhaps rebuilding Perl afterwards).