Reverse DNS Lookup
This tool will provide you the hostname (ie www.yahoo.com) of the IP address that you enter below.
Results:
Lookup on IPv4 Address: 195.16.80.221
Hostname: netze-on.de
Hostname: targilipskie.pl
Hostname: ot-world.com
Hostname: mt-event.de
Hostname: host-195-16-80-221.leipziger-messe.de
Hostname: caggtusleipzig.de
Hostname: grindtec-leipzig.de
Hostname: grindtec-leipzig.com