Robtex

Up: 85.113.152.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 85.113.156.0/23
Down right: 85.113.158.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
85.113.158.125	A	mail.newyearmusic.ru
85.113.158.125	A	mail.schoolmusiclesson.ru
85.113.158.136	A	mail2.mediaplanet.ru
85.113.159.171	A+PTR	mail1.ptklan.ru
85.113.159.171	A	ns1.ptklan.ru
85.113.159.171	A	mail3.smodern.ru