Robtex

Up: 89.179.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 89.179.80.0/22
Down right: 89.179.84.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
89.179.80.6	A+PTR	mail.yardts.ru
89.179.80.38	A	mail.yarshipyard.com
89.179.80.154	A	mail.in-spider.net
89.179.80.154	A	in-spider.net
89.179.81.214	A+PTR	mail.toyota-yar.ru
89.179.81.214	A	mail.landrover-yar.ru
89.179.81.214	A	mail.velikan-yar.ru
89.179.82.22	A+PTR	mail.crosscenter.ru
89.179.82.22	A	www.crosscenter.ru
89.179.82.22	A	crosscenter.ru
89.179.82.206	A	daportal.ru
89.179.83.58	A+PTR	yar.ancor.ru
89.179.83.154	A+PTR	mail2.yarz.ru
89.179.83.174	A	ratnikgroup.ru
89.179.83.174	A	mx1.ratnikgroup.ru
89.179.84.206	PTR	smtp.gldn.net
89.179.85.110	PTR	azimutprint.ru
89.179.85.218	PTR	smtp.spegat.com
89.179.85.218	A	spegat.net
89.179.85.218	A	spegat.info
89.179.85.222	PTR	mail20.toyota-yar.ru
89.179.86.122	A	beeline.erpico.ru
89.179.86.222	A+PTR	yarfarma.ru
89.179.87.210	PTR	mail.alfakontakt.ru
89.179.87.214	A	yarmega.ru
89.179.87.234	A+PTR	relay1.vvsh.yaroslavl.ru