Robtex

Up: 87.237.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 87.237.136.0/22
Down right: 87.237.140.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
87.237.136.85	PTR	monitoring.gazpromtelecom.ru
87.237.136.85	A	monitoring.gaztelecom.ru
87.237.137.2	A+PTR	ns.gaztelecom.ru
87.237.137.2	A+PTR	ns1.gtconline.ru
87.237.137.2	A	ns.gazpromtelecom.ru
87.237.137.19	A+PTR	www.gaztelecom.ru
87.237.137.19	A	gazpromtelekom.com
87.237.137.19	A	xn--80afhaiufkr9a.xn--p1ai
87.237.137.27	A+PTR	mail.gazpromtelecom.ru
87.237.137.27	A	mailhost.gaztelecom.ru
87.237.137.27	A	mailhost.gazpromtelecom.ru
87.237.137.90	A+PTR	mail.gtconline.ru
87.237.137.90	A	smtp.t50.ru
87.237.137.90	A	mx.teleintercom.ru
87.237.137.98	PTR	nnm.gaztelecom.ru
87.237.137.99	A	post.gtconline.ru
87.237.137.112	A	www.teleintercom.ru
87.237.138.5	A	mail.automotivecomputing.de
87.237.138.26	A	mail.karpovipc.ru
87.237.138.26	A	mail.churikovo.ru
87.237.138.38	PTR	mail.admobninsk.ru
87.237.138.46	PTR	mail.yo3.ru
87.237.138.46	A	mail.fruge.ru
87.237.138.62	A+PTR	mail.metalm.ru
87.237.138.67	A	mail.mcceoc.com
87.237.138.67	A	mcceoc.com
87.237.138.82	PTR	mail.agrisovgaz.ru
87.237.138.107	A+PTR	mail.huntsman-nmg.com
87.237.138.108	A	mail.huntsman-nmg.com
87.237.138.242	A	ns2.sit.net.ru
87.237.139.26	A+PTR	em.mrg-sbyt.ru
87.237.139.26	A	mrg-sbyt.ru
87.237.139.26	A	www.gazpromenergosbyt.ru
87.237.139.30	PTR	send-smtp.mresbyt.ru
87.237.139.30	PTR	send-smtp.potrebim.ru
87.237.139.42	A+PTR	ns2.gaztelecom.ru
87.237.139.42	A	ns2.gtconline.ru
87.237.139.42	A	ns2.gazpromtelecom.ru
87.237.139.51	A+PTR	door.rgh.ru
87.237.139.53	A+PTR	smtp.rgh.ru
87.237.139.58	A	domznak.net
87.237.139.62	A+PTR	mail1.adm.gazflot.ru
87.237.139.62	A	adm.gazflot.ru
87.237.139.71	A	gazprominvestproject.ru
87.237.139.84	PTR	iwell.geprobank.ru
87.237.139.118	PTR	mx01.burgaz.ru
87.237.139.122	A+PTR	mail.burgaz.ru
87.237.139.122	A	*.burgaz.ru
87.237.139.122	A	uhtb.burgaz.ru
87.237.139.169	A	gtel-access-169.ogk2.ru
87.237.139.170	A	gtel-access-170.ogk2.ru
87.237.139.174	A	gtel-access-174.ogk2.ru
87.237.139.196	A+PTR	geh-mx1.gazenergocom.ru
87.237.139.197	PTR	www.gazenergocom.ru
87.237.139.228	A+PTR	mail2.ogk6.ru
87.237.139.230	A+PTR	mail1.ogk6.ru
87.237.139.231	A	www.ogk6.ru
87.237.139.231	A	ogk6.com
87.237.139.240	A+PTR	mail.ogk6.ru
87.237.139.240	A	mail.ogk6.com
87.237.139.240	A	mail.3mf.ant-inform.ru
87.237.139.248	A+PTR	mail.ogk2.ru
87.237.139.250	A+PTR	mail1.ogk2.ru
87.237.139.250	A	mail2.ogk2.ru
87.237.141.222	A	mail.terminal-don.ru
87.237.142.89	A+PTR	ns1.rod.gtconline.ru
87.237.142.126	PTR	tempauto.ru
87.237.142.126	A	mail.tempauto.ru
87.237.143.34	A	ns-sec.vip-driver.ru