Robtex

Up: 216.147.0.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 216.147.4.0/23
Down right: 216.147.6.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.147.4.2	PTR	itech.com.ar
216.147.4.17	PTR	hcmbc.net
216.147.4.43	PTR	emawwe.com
216.147.4.53	PTR	m2lounge.com
216.147.4.66	PTR	acharvey.com
216.147.4.80	PTR	unassigned.alabanza.com
216.147.4.84	PTR	apexwebs.com
216.147.4.111	PTR	isopipe.gr
216.147.4.112	PTR	216-147-4-112.navisite.net
216.147.4.112	A	mail.sherrymaddox.com
216.147.4.116	PTR	unassigned.alabanza.com
216.147.4.118	PTR	ndphotography.ca
216.147.4.118	A	mail.ndphotography.ca
216.147.4.119	PTR	216-147-4-119.navisite.net
216.147.4.120	PTR	216-147-4-120.navisite.net
216.147.4.128	PTR	allthingspass.com
216.147.4.133	PTR	216-147-4-133.navisite.net
216.147.4.133	A	isacane.org
216.147.4.133	A	www.isacane.org
216.147.4.143	PTR	jeffshelby.com
216.147.4.148	PTR	216-147-4-148.navisite.net
216.147.4.190	PTR	fbeca.net
216.147.4.211	PTR	apexroofingdfw.com
216.147.4.226	A	mail.cunard.gr
216.147.4.227	PTR	co-de.gr
216.147.4.232	PTR	romancereport.com
216.147.4.238	PTR	exactdns.net
216.147.4.250	PTR	rusyn.com
216.147.4.251	PTR	216-147-4-251.navisite.net
216.147.4.251	A	mail.echoesofenoch.com
216.147.4.251	A	www.echoesofenoch.com
216.147.4.252	PTR	rjwdiv.com
216.147.4.252	A	mail.rjwdiv.com
216.147.5.4	PTR	medifinders.com
216.147.5.4	A	mail.medifinders.com
216.147.5.11	A	inversionespluton.com
216.147.5.26	PTR	embroideryinsurance.com
216.147.5.29	A+PTR	foodtrends.ca
216.147.5.29	A	mail.foodtrends.ca
216.147.5.30	PTR	216-147-5-30.navisite.net
216.147.5.99	A	mail.silverstoneairservices.com
216.147.5.137	PTR	216-147-5-137.navisite.net
216.147.5.138	PTR	nusma.org
216.147.5.161	PTR	fantasticgymnastics.ca
216.147.5.167	PTR	216-147-5-167.navisite.net
216.147.5.202	PTR	hbcb.org
216.147.5.216	PTR	p1d.ca
216.147.5.221	PTR	216-147-5-221.navisite.net
216.147.5.221	A	mail.upat.org.ar
216.147.5.221	A	upat.org.ar
216.147.5.248	PTR	hotelsinperth.com
216.147.6.8	PTR	azec.org
216.147.6.19	PTR	bscd.org
216.147.6.21	PTR	mglab.net
216.147.6.26	PTR	amusementfoods.com
216.147.6.33	PTR	trglimited.com
216.147.6.40	PTR	comercialelsoto.com
216.147.6.46	PTR	sayf-tee-line.com
216.147.6.64	A+PTR	onelovesteelband.com
216.147.6.64	A	mail.onelovesteelband.com
216.147.6.66	PTR	mariopaci.com
216.147.6.67	PTR	216-147-6-67.navisite.net
216.147.6.78	PTR	216-147-6-78.navisite.net
216.147.6.90	A	mail.easternmidlandsconference.org
216.147.6.113	A+PTR	oriens.co.jp
216.147.6.113	A	mail.oriens.co.jp
216.147.6.143	PTR	unassigned.alabanza.com
216.147.6.143	A	mail.rt-tc.org
216.147.6.144	A	daniellproperties.com
216.147.6.149	PTR	doubleeagleranch.net
216.147.6.154	PTR	216-147-6-154.navisite.net
216.147.6.155	PTR	welcomehouseinc.org
216.147.6.167	PTR	rutadelamor.cl
216.147.6.181	PTR	prosportice.com
216.147.6.184	PTR	216-147-6-184.navisite.net
216.147.6.191	A	mymiraclemate.com
216.147.6.192	PTR	216-147-6-192.navisite.net
216.147.6.192	A	mail.techalchemists.com
216.147.6.192	A	techalchemists.com
216.147.6.193	A	mail.kavanart.com
216.147.6.201	PTR	9578.net
216.147.6.227	PTR	hearts2hearts.net
216.147.6.238	PTR	elarca.dbrains.com
216.147.6.240	PTR	unassigned.alabanza.com
216.147.6.241	PTR	216-147-6-241.navisite.net
216.147.6.243	PTR	helmsproductions.com
216.147.6.252	PTR	ascoltarpp.com
216.147.7.2	PTR	unassigned.alabanza.com
216.147.7.7	PTR	216-147-7-7.navisite.net
216.147.7.7	A	mail.switchbladeknifekit.com
216.147.7.11	PTR	216-147-7-11.navisite.net
216.147.7.11	A	mail.geretirees.com
216.147.7.12	A	mail.advancedeyemds.com
216.147.7.30	PTR	agostineandraphael.com
216.147.7.36	A+PTR	d28mar1.qa.alabanza.com
216.147.7.69	PTR	216-147-7-69.navisite.net
216.147.7.70	PTR	216-147-7-70.navisite.net
216.147.7.73	PTR	weblook.us
216.147.7.88	PTR	linnateatteri.fi
216.147.7.92	PTR	unassigned.alabanza.com
216.147.7.92	A	mail.peft.ca
216.147.7.92	A	peft.ca
216.147.7.95	PTR	unassigned.alabanza.com
216.147.7.98	PTR	216-147-7-98.navisite.net
216.147.7.104	A	mail.fphy.org
216.147.7.105	PTR	eba-ae.com
216.147.7.106	PTR	hobbieshouse.com
216.147.7.107	PTR	pib-uae.com
216.147.7.108	PTR	tarekabourjeily.com
216.147.7.120	PTR	testdomain.com
216.147.7.122	PTR	216-147-7-122.navisite.net
216.147.7.127	PTR	kayak.lu
216.147.7.135	PTR	filtrosindustriales.com
216.147.7.142	PTR	ampmlogistics.com
216.147.7.147	PTR	diavant.com.gt
216.147.7.153	PTR	216-147-7-153.navisite.net
216.147.7.164	PTR	216-147-7-164.navisite.net
216.147.7.166	PTR	unassigned.alabanza.com
216.147.7.166	A	scanma.com
216.147.7.171	PTR	tracmatic.com
216.147.7.174	PTR	tandis.nu
216.147.7.181	PTR	216-147-7-181.navisite.net
216.147.7.181	A	mail.coimexporargentina.com.ar
216.147.7.181	A	coimexporargentina.com.ar
216.147.7.197	PTR	annavos.com
216.147.7.220	PTR	musemark.com
216.147.7.222	PTR	216-147-7-222.navisite.net
216.147.7.222	A	mail.tobereleased.ca
216.147.7.231	A	kooyac.ca
216.147.7.231	A	mail.kooyac.ca
216.147.7.232	PTR	ocora.ca
216.147.7.232	A	mail.1columbus.ca
216.147.7.233	A	mail.hmbfilm.org
216.147.7.234	PTR	216-147-7-234.navisite.net