Where is this IP coming from?

Sometimes you really want to know where an IP is coming from. Whether you are doing abuse or threat hunts, or just want to know who owns that IP blocked by fail2ban for spamming your SSH server. Each IP belongs to a specifc Autonomous System. An autonomous system (AS) is a very large network or group of networks with a single routing policy. Each AS is assigned a unique ASN, which is a number that identifies the AS....