Robtex

Up: 72.13.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 72.13.192.0/19
Down right: 72.13.224.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.13.192.6	PTR	mail.xtomic.com
72.13.192.16	PTR	web.webscouts.net
72.13.194.82	A	chidlaw.chd01rtr01.qmoe.pcisys.net
72.13.195.43	A	mssd14mail.mssd14.k12.co.us
72.13.195.45	A	mssd14.k12.co.us
72.13.196.2	PTR	sk.s5.cm.ns1.37.ztomy.com
72.13.196.51	A	erahermangroup.com
72.13.196.120	A	erahermangroupcolosprings.com
72.13.196.121	A	erahermangroupcolorado.com
72.13.196.125	A	zoltanrealtor.com
72.13.196.125	A	burfordrealestate.com
72.13.196.242	A	coloradospringshousingstats.com
72.13.197.10	A	theseadprogram.com
72.13.197.10	A	dragontek.com
72.13.197.10	A	www.semaconstruction.com
72.13.197.66	A	amrebroker.com
72.13.197.68	A	kcdb.biz
72.13.197.68	A	mail.seekerville.com
72.13.197.72	A	thgcorporate.com
72.13.197.219	A	ns1.agarthacbd.com
72.13.197.219	A	ns2.whereismy.coffee
72.13.197.219	A	ns1.whereismy.coffee
72.13.200.6	A+PTR	home.pcisys.net
72.13.200.6	A	www.bakers.com
72.13.200.6	A	unint.com
72.13.200.35	A	home.pcisys.net
72.13.200.131	PTR	mail.pcisys.net
72.13.200.131	A	mx2.pcibroadband.net
72.13.200.131	A	mx1.mailpci.com
72.13.203.0	A	0.203.13.72.sta.pcisys.net
72.13.204.2	PTR	windows.plc.pcisys.net
72.13.204.11	A	calix-ghm.plc.pcisys.net
72.13.204.133	PTR	mathey-gw.133.204.13.72.plc.sta.pcisys.net
72.13.204.134	PTR	mathey-cust.133.204.13.72.plc.sta.pcisys.net
72.13.204.134	A	mail.qdserv.com
72.13.204.164	A	webmail.altnetworks.net
72.13.204.165	A	altnetworks.net
72.13.204.170	A	donutholesolutions.com
72.13.204.195	A	mail.altnetworks.net
72.13.204.213	A	mail.pmwm.org
72.13.205.3	A	mail.goldhillmesa.com
72.13.205.18	A+PTR	a1369-18.205.13.72.sta.pcisys.net
72.13.205.20	A	mail.genesis-medspa.com
72.13.205.22	A	a1369-22.205.13.72.sta.pcisys.net
72.13.206.56	A	thebansbrewery.us
72.13.206.61	A	bdombrowski.us
72.13.206.61	A	brow.us
72.13.206.83	A	cruiseagainstcancer.org
72.13.206.83	A	evanrush.com
72.13.206.102	A	thebansbrewery.us
72.13.206.114	A	midevia.com
72.13.207.20	A	csn01rtr01.dhcp.20.207.13.72.plc.dyn.pcisys.net
72.13.207.20	A	ns2.dkbhosting.net
72.13.209.217	PTR	pool-72-13-209-217-dsl.ubtanet.com
72.13.211.2	PTR	pool-72-13-211-2-dsl.ubtanet.com
72.13.213.130	PTR	pool-72-13-213-130-dsl.ubtanet.com
72.13.214.32	A	mail.jmco.co
72.13.214.37	PTR	pool-72-13-214-37-dsl.ubtanet.com
72.13.215.187	A	bcbbinc.net
72.13.215.187	A	househag.com
72.13.217.186	PTR	pool-72-13-217-186-dsl.ubtanet.com
72.13.219.0	PTR	pool-72-13-219-0-dsl.ubtanet.com
72.13.220.2	PTR	pool-72-13-220-2-dsl.ubtanet.com
72.13.224.5	A	5-224-13-72.static.cosmoweb.net
72.13.224.8	A	8-224-13-72.static.cosmoweb.net
72.13.224.17	A	17-224-13-72.static.cosmoweb.net
72.13.224.18	A	18-224-13-72.static.cosmoweb.net
72.13.224.67	A	67-224-13-72.static.cosmoweb.net
72.13.224.68	A	68-224-13-72.static.cosmoweb.net
72.13.224.74	A	74-224-13-72.static.cosmoweb.net
72.13.224.76	A	76-224-13-72.static.cosmoweb.net
72.13.224.131	A	131-224-13-72.static.cosmoweb.net
72.13.224.132	A	132-224-13-72.static.cosmoweb.net
72.13.224.136	A	136-224-13-72.static.cosmoweb.net
72.13.224.140	A	140-224-13-72.static.cosmoweb.net
72.13.224.194	A	194-224-13-72.static.cosmoweb.net
72.13.224.196	A	196-224-13-72.static.cosmoweb.net
72.13.224.199	A	199-224-13-72.static.cosmoweb.net
72.13.224.204	A	204-224-13-72.static.cosmoweb.net
72.13.225.2	A	2-225-13-72.static.cosmoweb.net
72.13.225.4	A	4-225-13-72.static.cosmoweb.net
72.13.225.6	A	6-225-13-72.static.cosmoweb.net
72.13.225.14	A	14-225-13-72.static.cosmoweb.net
72.13.225.65	A	65-225-13-72.static.cosmoweb.net
72.13.225.70	A	70-225-13-72.static.cosmoweb.net
72.13.225.71	A	71-225-13-72.static.cosmoweb.net
72.13.225.74	A	74-225-13-72.static.cosmoweb.net
72.13.225.130	A	130-225-13-72.static.cosmoweb.net
72.13.225.132	A	132-225-13-72.static.cosmoweb.net
72.13.225.133	A	133-225-13-72.static.cosmoweb.net
72.13.225.139	A	139-225-13-72.static.cosmoweb.net
72.13.225.193	A	193-225-13-72.static.cosmoweb.net
72.13.225.195	A	195-225-13-72.static.cosmoweb.net
72.13.225.208	A	208-225-13-72.static.cosmoweb.net
72.13.225.209	A	209-225-13-72.static.cosmoweb.net
72.13.226.30	A	30-226-13-72.static.cosmoweb.net
72.13.226.206	A	mail.ipinst.org
72.13.226.206	A	mail.ipacademy.org
72.13.226.227	A	convergentep.com
72.13.226.227	A	www.plazaconstruction.com
72.13.227.12	A	mail.ptcmedsol.com
72.13.227.12	A	12-227-13-72.static.cosmoweb.net
72.13.227.31	A	31-227-13-72.static.cosmoweb.net
72.13.227.34	A	34-227-13-72.static.cosmoweb.net
72.13.227.67	A	67-227-13-72.static.cosmoweb.net
72.13.227.72	A	adnetgroupinc.com
72.13.227.73	A	73-227-13-72.static.cosmoweb.net
72.13.227.75	A	75-227-13-72.static.cosmoweb.net
72.13.227.131	A	mail.agencysacks.com
72.13.227.132	A	asfs.agencysacks.com
72.13.227.142	A	affluencecollaborative.com
72.13.227.142	A	affluency.com
72.13.228.8	A	8-228-13-72.static.cosmoweb.net
72.13.228.15	A	15-228-13-72.static.cosmoweb.net
72.13.228.19	A	19-228-13-72.static.cosmoweb.net
72.13.228.21	A	21-228-13-72.static.cosmoweb.net
72.13.228.64	A	64-228-13-72.static.cosmoweb.net
72.13.228.70	A	70-228-13-72.static.cosmoweb.net
72.13.228.76	A	76-228-13-72.static.cosmoweb.net
72.13.228.80	A	80-228-13-72.static.cosmoweb.net
72.13.228.128	PTR	128-228-13-72.static.cosmoweb.net
72.13.228.130	PTR	assp.q4designs.com
72.13.228.130	A	email.soho-fashion.com
72.13.228.130	A	mail.q4designs.com
72.13.228.192	A	192-228-13-72.static.cosmoweb.net
72.13.228.193	A	193-228-13-72.static.cosmoweb.net
72.13.228.194	PTR	194-228-13-72.static.cosmoweb.net
72.13.228.195	A+PTR	195-228-13-72.static.cosmoweb.net
72.13.228.196	A	196-228-13-72.static.cosmoweb.net
72.13.229.132	A	132-229-13-72.static.cosmoweb.net
72.13.230.1	A	1-230-13-72.static.cosmoweb.net
72.13.231.5	A	5-231-13-72.static.cosmoweb.net
72.13.231.8	A	8-231-13-72.static.cosmoweb.net
72.13.231.12	A	12-231-13-72.static.cosmoweb.net
72.13.231.14	A	14-231-13-72.static.cosmoweb.net
72.13.231.64	A	64-231-13-72.static.cosmoweb.net
72.13.231.65	A	65-231-13-72.static.cosmoweb.net
72.13.231.66	A	66-231-13-72.static.cosmoweb.net
72.13.231.67	A	67-231-13-72.static.cosmoweb.net
72.13.231.133	A	133-231-13-72.static.cosmoweb.net
72.13.231.140	A	140-231-13-72.static.cosmoweb.net
72.13.231.141	A	141-231-13-72.static.cosmoweb.net
72.13.231.153	A	153-231-13-72.static.cosmoweb.net
72.13.231.197	A	197-231-13-72.static.cosmoweb.net
72.13.231.205	A	205-231-13-72.static.cosmoweb.net
72.13.231.206	A	206-231-13-72.static.cosmoweb.net
72.13.231.211	A	211-231-13-72.static.cosmoweb.net
72.13.232.37	A	mail.mcmequities.com
72.13.232.58	A	www.mamiye.com
72.13.232.202	A	mail3.dfjp.com
72.13.234.240	A	240-234-13-72.static.cosmoweb.net
72.13.236.34	A	email.restaurantinsieme.com
72.13.236.250	A	250-236-13-72.static.cosmoweb.net
72.13.237.2	A	mail.fingerprintcom.net
72.13.237.126	A	bifrost.downtown161.com
72.13.237.235	A	webmail.graceinstitute.net
72.13.238.154	A	theaudleys.com
72.13.239.3	A+PTR	3-239-13-72.static.cosmoweb.net
72.13.239.6	A+PTR	6-239-13-72.static.cosmoweb.net
72.13.239.6	A	www.benilevi.com
72.13.239.6	A	*.benilevi.com
72.13.239.8	PTR	8-239-13-72.static.cosmoweb.net
72.13.239.9	PTR	9-239-13-72.static.cosmoweb.net
72.13.239.67	A+PTR	67-239-13-72.static.cosmoweb.net
72.13.239.70	A+PTR	70-239-13-72.static.cosmoweb.net
72.13.239.71	A+PTR	71-239-13-72.static.cosmoweb.net
72.13.239.73	A	mail1.raytex-travis.com
72.13.239.128	A	128-239-13-72.static.cosmoweb.net
72.13.239.139	A+PTR	139-239-13-72.static.cosmoweb.net
72.13.239.142	A	142-239-13-72.static.cosmoweb.net
72.13.239.145	A+PTR	145-239-13-72.static.cosmoweb.net
72.13.239.151	PTR	151-239-13-72.static.cosmoweb.net
72.13.239.157	PTR	157-239-13-72.static.cosmoweb.net
72.13.239.193	A+PTR	193-239-13-72.static.cosmoweb.net
72.13.239.197	A+PTR	197-239-13-72.static.cosmoweb.net
72.13.239.198	A+PTR	198-239-13-72.static.cosmoweb.net
72.13.239.200	A	200-239-13-72.static.cosmoweb.net
72.13.239.202	PTR	202-239-13-72.static.cosmoweb.net
72.13.242.4	A+PTR	4-242-13-72.static.cosmoweb.net
72.13.244.3	PTR	mail.americaskids.net
72.13.244.34	A	34-244-13-72.static.cosmoweb.net
72.13.244.147	A	mail.jmcohen.com
72.13.244.250	A	mail2.justonellc.com
72.13.247.2	PTR	mail.asphaltgreen.org
72.13.247.2	A	ns1.agtri.com
72.13.247.50	A	educationinnovators.com
72.13.247.50	A	alberthazan.com
72.13.247.50	A	sabiooctavio.com
72.13.247.163	A	lushjewels.com
72.13.247.172	A	172-247-13-72.static.cosmoweb.net
72.13.247.172	A	henrydunay.com
72.13.247.172	A	exchange1.henrydunay.com
72.13.248.2	A	2-248-13-72.static.cosmoweb.net
72.13.249.100	A	publicroutes.com
72.13.249.100	A	www.publicroutes.com
72.13.249.114	A	mail.publicroutes.com
72.13.249.114	A	outgoing.publicroutes.com
72.13.249.132	A	132-249-13-72.static.cosmoweb.net
72.13.249.135	A	135-249-13-72.static.cosmoweb.net
72.13.249.215	A	perim3.chichestercap.com
72.13.249.220	A	mail1.crossbowcm.com
72.13.249.220	A	mail1.chichestercap.com
72.13.249.221	A	smtp.chichestercap.com
72.13.250.66	A	server1.trapz-usa.com
72.13.250.83	A	mail.12345us.com
72.13.250.83	A	12345us.com
72.13.250.210	A	mail.friedmanwittenstein.com
72.13.250.242	A	242-250-13-72.static.cosmoweb.net
72.13.253.1	A+PTR	1-253-13-72.static.cosmoweb.net
72.13.254.26	PTR	mail.gcnygroup.com
72.13.254.26	A	mail.he2pa.com
72.13.254.26	A	mail.springlinebuilders.com
72.13.254.90	A	mail.interiordesignforce.com
72.13.254.114	A	114-254-13-72.static.cosmoweb.net
72.13.254.226	A	mail.enternyc.com
72.13.254.226	A	light.enternyc.com
72.13.254.226	A	mail.enterels.com
72.13.255.255	A	255-255-13-72.static.cosmoweb.net