my $rfcs = [
3977 => 'NNTP',
977 => 'NNTP (old)',
+ 1036 => 'Standard for Interchange of USENET Messages',
+ 5536 => 'Netnews Article Format',
+ 5537 => 'Netnews Architecture and Protocols',
+ 1738 => 'Uniform resource locators',
+ 5092 => 'IMAP URL scheme',
+ 5538 => 'NNTP URI schemes',
6048 => 'NNTP additions to LIST command (TODO)',
8054 => 'NNTP compression',
4642 => 'NNTP TLS',