Robtex

Up: 212.73.136.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 212.73.136.0/23
Down right: 212.73.138.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.73.136.1	PTR	ns2.ru-se.com
212.73.136.2	PTR	ns.ru-se.com
212.73.136.3	PTR	hs.ru-se.com
212.73.136.3	A	pazari.ru-se.com
212.73.136.3	A	dsm-wireless.com
212.73.136.4	PTR	mail.ru-se.com
212.73.136.4	A	mx.dsm-wireless.com
212.73.136.4	A	mail.modmary.net
212.73.136.9	A+PTR	mks.ru-se.com
212.73.136.10	PTR	vpn10.ru-se.com
212.73.136.10	A	femuscar.com
212.73.136.10	A	jsexperts.com
212.73.136.12	PTR	vpn98.ru-se.com
212.73.136.31	A	easyconsultde.com
212.73.136.40	A	develop.wedou.fr
212.73.136.228	A	www.forensicmed.bg
212.73.137.3	A	4c87d88a786a0811e59c.ezcgwym5xp7ty.com
212.73.137.5	PTR	node-5-137-73-212.elitsat.net
212.73.137.18	PTR	node-18-137-73-212.elitsat.net
212.73.137.22	PTR	node-22-137-73-212.elitsat.net
212.73.137.25	PTR	node-25-137-73-212.elitsat.net
212.73.137.26	PTR	node-26-137-73-212.elitsat.net
212.73.137.36	PTR	node-36-137-73-212.elitsat.net
212.73.137.38	PTR	node-38-137-73-212.elitsat.net
212.73.137.39	PTR	node-39-137-73-212.elitsat.net
212.73.137.45	PTR	pppoe-45-137-73-212.rousse-lan.com
212.73.137.48	PTR	node-48-137-73-212.elitsat.net
212.73.137.51	PTR	pppoe-51-137-73-212.rousse-lan.com
212.73.137.51	A	i3.yespornplease.com
212.73.137.54	A	i3.yespornplease.com
212.73.137.55	A	8cf1c47cc4083fad63f2.ezcgwym5xp7ty.com
212.73.137.58	A	de22d6a592eb431daad9.ezcgwym5xp7ty.com
212.73.137.61	A	f459d7927a5f68ed40df.ezcgwym5xp7ty.com
212.73.137.65	PTR	node-65-137-73-212.elitsat.net
212.73.137.76	PTR	node-76-137-73-212.elitsat.net
212.73.137.79	PTR	node-79-137-73-212.elitsat.net
212.73.137.83	PTR	node-83-137-73-212.elitsat.net
212.73.137.87	PTR	node-87-137-73-212.elitsat.net
212.73.137.97	PTR	node-97-137-73-212.elitsat.net
212.73.137.102	PTR	node-102-137-73-212.elitsat.net
212.73.137.104	PTR	node-104-137-73-212.elitsat.net
212.73.137.108	PTR	node-108-137-73-212.elitsat.net
212.73.137.110	PTR	node-110-137-73-212.elitsat.net
212.73.137.115	PTR	node-115-137-73-212.elitsat.net
212.73.137.120	PTR	node-120-137-73-212.elitsat.net
212.73.137.128	PTR	node-128-137-73-212.elitsat.net
212.73.137.146	PTR	node-146-137-73-212.elitsat.net
212.73.137.146	A	ns1.sa-sa.eu
212.73.137.146	A	sa-sa.eu
212.73.137.173	PTR	56cb9.plackenning.com
212.73.137.173	A	mnemolleriscira.com
212.73.137.186	PTR	3f0d2.plackenning.com
212.73.137.186	A	ortancoraftiniq.com
212.73.138.0	PTR	212.73.138.0.neterra.net
212.73.138.5	A	mail.knezha-leader.com
212.73.138.6	PTR	dveribg.net
212.73.138.8	PTR	212.73.138.8.neterra.net
212.73.138.9	PTR	212.73.138.9.neterra.net
212.73.138.12	PTR	212.73.138.12.neterra.net
212.73.138.12	A	plovdiv.neterra.net
212.73.138.26	PTR	mail.big.bg
212.73.138.38	A+PTR	sns.neterra.net
212.73.138.38	A	dns2.edirnet.com.tr
212.73.138.44	PTR	212.73.138.44.neterra.net
212.73.138.44	A	sns.neterra.net
212.73.138.51	A+PTR	lin.nimahosts.com
212.73.138.51	A	nimahosts.com
212.73.138.51	A	bgelement.com
212.73.138.52	A+PTR	sun.stampii.com
212.73.138.52	A	stampii.com
212.73.138.53	A+PTR	mail.nimahosts.com
212.73.138.53	A	mail.spimise.com
212.73.138.53	A	mail.vivacomfort.net
212.73.138.54	PTR	vhost1.flgr.bg
212.73.138.54	A	ns1.invest.bg
212.73.138.55	PTR	nebula.nimasystems.com
212.73.138.57	PTR	212.73.138.57.neterra.net
212.73.138.57	A	storage.lan.bgmiracle.com
212.73.138.57	A	saltroomhimalaya.com
212.73.138.90	PTR	mail.sbytes.net
212.73.138.98	PTR	212.73.138.98.neterra.net
212.73.138.106	PTR	212.73.138.106.neterra.net
212.73.138.141	A	mail.heinecke.ch
212.73.138.141	A	heinecke.ch
212.73.138.141	A	datacare.ch
212.73.138.218	PTR	www.tamiweb.com
212.73.138.228	PTR	alpha.promopartners.net
212.73.138.252	PTR	web.teracomm.bg
212.73.138.252	A	gamespace.bg
212.73.138.252	A	allterpay.com
212.73.138.253	PTR	web2.teracomm.bg
212.73.139.2	A+PTR	mail.comac-medical.com
212.73.139.12	PTR	212.73.139.12.neterra.net
212.73.139.12	A	www.comac-medical.com
212.73.139.12	A	inno-advisers.com
212.73.139.57	A	neterra-ptp-139-57.neterra.net
212.73.139.161	A	gate.wfactory.net
212.73.139.162	PTR	wfactory.net
212.73.139.162	A	red3holding.com
212.73.139.162	A	rossoforte.bg
212.73.139.166	PTR	212.73.139.166.neterra.net
212.73.139.166	A	pns2.wfactory.net
212.73.139.166	A	ns2.wfactory.net
212.73.139.169	PTR	mail.wfactory.net
212.73.139.169	A	pns1.wfactory.net
212.73.139.169	A	ns1.wfactory.net
212.73.139.173	A+PTR	mail.wfactory.net
212.73.139.173	A	mail.europackplus.eu
212.73.139.226	A	vpn-226.neterra.net
212.73.139.227	PTR	212.73.139.227.neterra.net
212.73.139.227	A	vpn-227.neterra.net
212.73.139.228	PTR	212.73.139.228.neterra.net
212.73.139.228	A	vpn-228.neterra.net
212.73.139.229	A	vpn-229.neterra.net
212.73.139.230	A	vpn-230.neterra.net
212.73.139.231	PTR	212.73.139.231.neterra.net
212.73.139.231	A	vpn-231.neterra.net
212.73.139.232	A	vpn-232.neterra.net
212.73.139.234	A	vpn-234.neterra.net