does anyone knows who are those gentlemen?

http://172.16.1.3:15871/cgi-bin/afterWorkOptions.cgi

[cat5]

I have seen them a few times in my logs
[172.20.114.82:15871...]
Can someone has any idea or how to ban them from my site
I will apreciate any help

[Dreamquick]

One google search for the script name later...

[webmasterworld.com...]

..it looks like it's some kind of "work-safe content" checking system.

- Tony