Robtex

Up: 81.3.16.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 81.3.16.0/25
Down right: 81.3.16.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.3.16.2	A	er1.ercas.de.w3a.siteprotect.eu
81.3.16.10	A+PTR	bu.neuit.de
81.3.16.10	A	webspace24.de
81.3.16.10	A	www.webspace24.de
81.3.16.12	PTR	h12.nexave.com
81.3.16.18	A	felixs.de
81.3.16.19	A	schmuckstern.de
81.3.16.19	A	tomkaya.de
81.3.16.20	A	seoinside.de
81.3.16.21	A	linkaufbauer.de
81.3.16.23	A	www.shopser.com
81.3.16.23	A	shopser.com
81.3.16.32	A	aphrodite.j7.com
81.3.16.34	PTR	web03.sh.united-host.de
81.3.16.34	A	lineart.de
81.3.16.34	A	weltweite-studienreisen.de
81.3.16.36	A+PTR	db02.livn-asp.de
81.3.16.36	PTR	encoder02.livn-asp.de
81.3.16.38	A	encoder02.livn-asp.de
81.3.16.40	PTR	www01.livn-asp.de
81.3.16.40	A	hopsten.tv
81.3.16.40	A	mail.hopsten.tv
81.3.16.50	PTR	jode5.jode.de
81.3.16.50	A	118114.cn.bypas.wernerbrink.ibelong.de
81.3.16.50	A	auto.wernerbrink.ibelong.de
81.3.16.51	A+PTR	myesell.com
81.3.16.51	A	*.myesell.com
81.3.16.51	A	mail.potal24.de
81.3.16.52	A	bk-equipments.tradenote.net
81.3.16.52	A	erste-investment-bank1.tradenote.net
81.3.16.52	A	www.tradenote.net
81.3.16.66	PTR	vr.prodom1.chillyserver.net
81.3.16.66	A	salzwedel.biz
81.3.16.66	A	prodom1.chillyserver.net
81.3.16.69	A	adrianhana.com
81.3.16.69	A	mail.joehana.com
81.3.16.69	A	mail.baltiquedeli.de
81.3.16.74	A	jns.io
81.3.16.76	A	mail.anex.at
81.3.16.90	A	s1.brono.com
81.3.16.92	A	s2.brono.com
81.3.16.92	A	s8.brono.com
81.3.16.92	A	starcomplc.com
81.3.16.93	A	mail.starcomplc.com
81.3.16.100	A	mail.club-matador.de
81.3.16.100	A	club-matador.de
81.3.16.102	A	ba-consulting.eu
81.3.16.102	A	mail.open-door.eu
81.3.16.114	A+PTR	romulus.sevastin.net
81.3.16.115	PTR	revelation.sevastin.net
81.3.16.115	A	mail.datingwalk.com
81.3.16.115	A	mail.dating-walk.org
81.3.16.116	PTR	revelation.sevastin.net
81.3.16.116	A	interpeoplelink.de
81.3.16.116	A	*.interpeoplelink.com
81.3.16.120	A	sevahd.net
81.3.16.122	PTR	romulus.datingwalk.com
81.3.16.122	A	goneplus.com
81.3.16.122	A	mail.goneplus.com
81.3.16.123	PTR	server.sevastin.net
81.3.16.123	A	skuchaju.ru
81.3.16.123	A	skuchayu.com
81.3.16.124	PTR	server.sevastin.net
81.3.16.124	A	*.generationlove.net
81.3.16.124	A	mail.partnervermittlung-direkt.de
81.3.16.130	PTR	s81316130.c.de.siteprotect.eu
81.3.16.130	A	haolrjdsj.tradea.org
81.3.16.130	A	hostmaster.trademetro.net
81.3.16.131	A+PTR	regionale.at
81.3.16.131	A	www.tradenote.net
81.3.16.131	A	mail.toplist-portal.com
81.3.16.146	PTR	web02.sh.united-host.de
81.3.16.146	A	*.veenkergmbh.de
81.3.16.146	A	wynasia.com
81.3.16.150	A	diebierbrause.de
81.3.16.162	A	lineart.de
81.3.16.162	A	expeditionen-kreuzfahrten.de
81.3.16.162	A	pakistan-expeditionen.de
81.3.16.163	PTR	mail.kuschelseite.net
81.3.16.163	A	www.schlepperforum.de
81.3.16.163	A	zwei-birken.de
81.3.16.165	A	lrkatalog.de
81.3.16.201	A+PTR	mx.sonnenhotels.de
81.3.16.201	A	mx0.care-hotels.de
81.3.16.206	A	mail.st-urbanerhof.at
81.3.16.206	A	mail.sonnen-hotels.de
81.3.16.254	A+PTR	dfm.customer.de.siteprotect.eu