topnet(1) on Linux
The text 7ae08b3c135d, as Debian 4.0 (Etch), Debian 3.1 (Sarge), Debian 3.0 (Woody), Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm) shipped it. The page shows this text now.
Keep scanning the outgoing traffic but filter out local connects and services.