lucy24 - 8:41 pm on Aug 27, 2013 (gmt 0)
172.255 Ubiquity Servers
Not a brand-new range, but Forums search is silent, so worth repeating.
I checked backward: 172.254 is Time Warner, so just the /16
Isolated robot from 126.96.36.199. The Polish ranges I've met tend to be so dirty that I've adopted a one-strike rule and don't bother to look up the hostname unless I've previously met humans from the same place.