Robtex

Up: 31.173.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 31.173.88.0/22
Down right: 31.173.92.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
31.173.88.69	PTR	clients-31.173.88.69.misp.ru
31.173.88.69	A	mx0.groovemission.org
31.173.88.69	A	mx0.m2lab.net
31.173.88.81	A+PTR	morflot.ru
31.173.88.81	A	ovofix.ru
31.173.88.82	A+PTR	gvc.morflot.ru
31.173.88.105	A	tehkaskad.ru
31.173.88.109	A	dt-ext.ntmdt.ru
31.173.88.113	PTR	clients-31.173.88.113.misp.ru
31.173.88.113	A	tsb-oao-kontrakt.ru
31.173.88.113	A	ns1.tsb-oao-kontrakt.ru
31.173.88.114	A	mx1.tsb-oao-kontrakt.ru
31.173.89.45	PTR	lnd3.pmco.ru
31.173.89.45	A	kfpm.ru
31.173.89.145	PTR	clients-31.173.89.145.misp.ru
31.173.89.209	PTR	clients-31.173.89.209.misp.ru
31.173.90.1	PTR	clients-31.173.90.1.misp.ru
31.173.90.1	A	mx2.primocollect.ru
31.173.90.36	PTR	mail.gge.ru
31.173.90.36	A	mx1.gge.ru
31.173.90.37	PTR	clients-31.173.90.37.misp.ru
31.173.90.37	A	00rs-ex-ext1.gge.ru
31.173.90.45	A	uslugi.gge.ru
31.173.90.58	A	mx1.gge.ru
31.173.90.59	A	mx1.gge.ru
31.173.90.66	PTR	clients-31.173.90.66.misp.ru
31.173.90.66	A	dt-int.ntmdt.ru
31.173.90.70	PTR	mail.ntmdt.ru
31.173.90.70	A	mail2.ntmdt.ru
31.173.90.71	A	ns0.ntmdt.eu
31.173.90.71	A	*.ntmdt.eu
31.173.90.110	PTR	clients-31.173.90.110.misp.ru
31.173.90.125	PTR	clients-31.173.90.125.misp.ru
31.173.90.125	A	ns.nkh.su
31.173.90.125	A	nkh.su
31.173.91.34	PTR	clients-31.173.91.34.misp.ru
31.173.91.34	A	mx2.aqualife.ru
31.173.91.53	A+PTR	mx3.global1.ru
31.173.91.53	A	mx3.wooden-fish.ru
31.173.91.113	A+PTR	mail.mediainstinctgroup.ru
31.173.91.113	A	mail.horizonmedia.ru
31.173.91.113	A	relay2.sbcmedia.ru
31.173.91.245	PTR	clients-31.173.91.245.misp.ru
31.173.92.10	PTR	clients-31.173.92.10.misp.ru
31.173.92.10	A	www.a-sbrf.ru
31.173.93.17	A	sistemaok.net
31.173.93.51	PTR	mx-9351.visnethost.info
31.173.93.51	A	mail.npo-monolit.ru
31.173.93.51	A	mail.craftmetall.ru
31.173.93.65	PTR	mx-9365.visnethost.info
31.173.93.82	PTR	mx-9382.visnethost.info
31.173.93.125	A	exchange.cloud4y.com
31.173.93.125	A	exchange.flexcloud.ru
31.173.93.125	A	exchange.corpsoft.org
31.173.93.165	A	fssrv.2captains.ru
31.173.93.201	PTR	clients-31.173.93.201.misp.ru