404
The magic number that means it's gone
00:00:01 [OK] DNS resolution resolved
00:00:02 [OK] TCP handshake established
00:00:03 [~~] TLS certificate expired 1 days ago
00:00:05 [!!] HTTP GET / no response
00:00:09 [!!] retrying (3/3) connection refused
--:--:-- [XX] host unreachable presumed offline