Robtex

Up: 213.27.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 213.27.64.0/19
Down right: 213.27.96.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.27.64.37	PTR	gw-g.ru
213.27.64.37	A+PTR	mail.gw-g.ru
213.27.66.246	PTR	ns.ssc-ras.ru
213.27.67.21	PTR	elmed.ic.ru
213.27.67.232	PTR	mkro.aaanet.ru
213.27.70.60	A	ns.cregion.ru
213.27.70.60	A	smtp.cregion.ru
213.27.70.210	PTR	doteco.ru
213.27.74.9	A	mail.unidrinq.com
213.27.74.23	A	mail.invest-kavkaz.ru
213.27.74.23	A	mx2.krskfo.ru
213.27.80.12	PTR	d2-guk.aaanet.ru
213.27.80.69	A+PTR	i1k7-vgorn.aaanet.ru
213.27.80.85	A	a2-vgorn.aaanet.ru
213.27.80.87	A	i1k1-belk139.aaanet.ru
213.27.86.3	A	nas.init.ru
213.27.86.54	A	ns2.simplifiedrussian.com
213.27.92.199	A	mj-kmv.ru
213.27.93.5	A+PTR	web.taganrog.stream.ru
213.27.93.5	A	taganrog.stream.ru
213.27.97.233	A	staritngiasijdwqdown.com
213.27.97.233	A	01929wdjiwdij.com
213.27.97.233	A	a.nsbiorektakj.org
213.27.100.100	A	ns2.estatejar.ru
213.27.100.100	A	ns3.ivengos.ru
213.27.100.100	A	ns3.estatejar.ru
213.27.100.156	A	ns1.ruscenar.com
213.27.100.156	A	ruscenar.com
213.27.101.179	PTR	astifarm.ru
213.27.102.222	A	rushoes.ru
213.27.108.94	PTR	mail.vistrostov.ru
213.27.109.53	A	ns.dracnet.es
213.27.109.114	PTR	mail.pyd.su
213.27.111.224	PTR	mail.dvcom.ru
213.27.120.10	A	c1-ats51.aaanet.ru
213.27.120.10	A	mail.archplusnotes.de
213.27.120.50	A+PTR	kvm1-ats51.aaanet.ru
213.27.121.141	A	c0-rmts.aaanet.ru
213.27.122.5	PTR	q1-ats924.aaanet.ru
213.27.122.13	A	q1-ats500.aaanet.ru
213.27.122.68	A	qs1-ats904.aaanet.ru
213.27.122.85	A	c1-ats66.aaanet.ru
213.27.123.4	PTR	s1-ats215.aaanet.ru
213.27.123.132	A	c02-sha265.aaanet.ru
213.27.123.199	A	d1-azov.aaanet.ru
213.27.123.228	A	r1-nche-baklanovskiy25.aaanet.ru
213.27.124.140	A	c0-ats22.aaanet.ru
213.27.124.140	A	c0-ats22-magenta.aaanet.ru
213.27.124.143	A	c0-ats33.aaanet.ru
213.27.124.145	A	c1-ats33.aaanet.ru
213.27.124.224	A	hix4-ats71.aaanet.ru