[avarun]

I still don't get it

[alt219]

1.1.1.1 has 4 1’s, as in 4/1, as in April 1 (or so I assume).

[riffraff]

I interpreted it back then as just following the tradition of 8.8.8.8, 4.4.4.4, 2.2.2.2

[switz]

4 1's == 4/1

could just be a coincidence