Symbol in e-mail message

Are you perchance referring to the icon referring to
http://ftp.cs.indiana.edu/pub/faces/picons/ ?

          if so, it's not a nazi symbol although I can see where it might
resemble such;
         instead it was designed to symbolize computers as reaching the 4
corners of the globe.

       Well, that's what various Hoosiers told me a few decades ago :wink:

       Although opening up your 2nd link, if that's to what you're
referring, I have no clue what that's supposed to be.