2011-07-01 It is well-known that all IPv4 address b ... 8 years ago
It is well-known that all IPv4 address blocks are either allocated or reserved for very good reasons, but some IP addresses in logs still make me think 'huh?' when I see them, thinking they might be reserved when they are for sure given out now. Stuff like:Jul 1 09:12:17 greenblatt sshd: Invalid user data from 18.104.22.168 Jul 1 09:12:23 greenblatt sshd: Invalid user data from 22.214.171.124 Jul 1 09:12:26 greenblatt sshd: Invalid user data1 from 126.96.36.199 Jul 1 09:12:28 greenblatt sshd: Invalid user data2 from 188.8.131.52 Jul 1 09:12:34 greenblatt sshd: Invalid user data4 from 184.108.40.206 Jul 1 09:12:37 greenblatt sshd: Invalid user data1 from 220.127.116.11Even the ssh scanners are popping up in the 'new' IPv4 ranges. And a quite stupid one too.