Robtex

Up: 197.45.138.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 197.45.139.0/25
Down right: 197.45.139.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
197.45.139.42	PTR	host-197.45.139.42.tedata.net
197.45.139.42	A	mail.arabccd.org
197.45.139.43	PTR	host-197.45.139.43.tedata.net
197.45.139.43	A	mail.arabccd.org
197.45.139.115	PTR	host-197.45.139.115.tedata.net
197.45.139.115	A	ns4.ns6.ns2.zavodchikshop.com
197.45.139.115	A	ns4.ns4.ns4.goloduha.info
197.45.139.121	PTR	host-197.45.139.121.tedata.net
197.45.139.121	A	ns2.ns5.ns6.ns4.ns2.ns3.goloduha.info
197.45.139.121	A	ns3.ns5.ns6.ns4.ns2.ns3.goloduha.info
197.45.139.186	PTR	host-197.45.139.186.tedata.net
197.45.139.186	A	lasallescout.com
197.45.139.186	A	ragueh.com