3 ms·

It could also be used for IP reputation, running ssh can be a sign of a proxy or other server/service that website owners might want to block.

• jimsi 5y ago
  I think single SYN packet would be enough to know whether this port open or not, but they trying to gather full banner.
  • sowhatw 5y ago
    Who cares? Get a better hobby.
• deleted 5y ago
  [deleted]
• deleted 5y ago
  [deleted]