strobe(1) on Linux
The text 911c57b2b46e, as Debian 2.1 (Slink) shipped it.
Super optimized TCP port surveyor
Flags it lists
-
-A -
-M -
-P -
-S -
-V -
-a -
-b -
-d -
-e -
-f -
-g -
-i -
-l -
-m -
-n -
-o -
-p -
-q -
-s -
-t -
-v