Robtex

Up: 77.232.138.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 77.232.139.0/25
Down right: 77.232.139.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.232.139.74	PTR	77-232-139-74.bks-tv.ru
77.232.139.76	A	altbog.com
77.232.139.78	PTR	77-232-139-78.bks-tv.ru
77.232.139.132	A+PTR	mx.attur.ru
77.232.139.132	A	www.attur.ru
77.232.139.132	A	attur.ru
77.232.139.136	PTR	77-232-139-136.bks-tv.ru
77.232.139.148	PTR	77-232-139-148.bks-tv.ru
77.232.139.199	PTR	77-232-139-199.bks-tv.ru
77.232.139.199	A	ma40.ru
77.232.139.201	PTR	mail2.elapap.ru
77.232.139.227	PTR	77-232-139-227.bks-tv.ru