Robtex

Up: 208.42.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 208.42.192.0/20
Down right: 208.42.208.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
208.42.192.0	PTR	208-42-192-0.clec.stat.centurytel.net
208.42.192.6	A	mail.centurylinkcenter.com
208.42.192.65	PTR	208-42-192-65.clec.stat.centurytel.net
208.42.192.67	PTR	208-42-192-67.clec.stat.centurytel.net
208.42.192.162	PTR	208-42-192-162.clec.stat.centurytel.net
208.42.192.226	PTR	208-42-192-226.clec.stat.centurytel.net
208.42.193.2	PTR	mail.citytelecoin.com
208.42.193.186	A	mail2.wtlsales.com
208.42.195.148	A	mail.regionalresearchspecialists.com
208.42.195.148	A	mail.regionalurology.com
208.42.195.227	A+PTR	mail.gordonceilings.com
208.42.195.227	A	mail.gordoncleanroom.com
208.42.195.227	A	mail.gordongrid.com
208.42.195.228	A	inavitinnovations.com
208.42.196.19	A	mail.harrisonlink.com
208.42.196.19	A	mail.harrisoncompany.com
208.42.196.22	A	harrisoncompany.com
208.42.196.22	A	www.harrisonlink.com
208.42.196.201	PTR	208-42-196-201.clec.stat.centurytel.net
208.42.196.203	PTR	208-42-196-203.clec.stat.centurytel.net
208.42.197.2	PTR	208-42-197-2.clec.stat.centurytel.net
208.42.197.25	A	mail.goodwillnla.org
208.42.197.39	PTR	208-42-197-39.clec.stat.centurytel.net
208.42.197.62	PTR	gambleguestcare.com
208.42.197.62	A	mail.agapehospicecare.com
208.42.197.70	A	exchange.southfield-school.org
208.42.197.131	PTR	208-42-197-131.clec.stat.centurytel.net
208.42.197.222	PTR	x1.nles.com
208.42.198.174	PTR	mail.mcrei.com
208.42.198.178	PTR	208-42-198-178.clec.stat.centurytel.net
208.42.198.182	PTR	home-money.com
208.42.198.182	A	mail.home-money.com
208.42.199.6	A	mail.praeses.net
208.42.199.8	A	praetor1.praeses.net
208.42.199.8	A	ns1.praeses.com
208.42.199.12	A	vpn.praeses.com
208.42.199.40	A	solutions.praeses.com
208.42.199.134	A	www.teecosafety.com
208.42.199.136	A	classyglass.com
208.42.199.136	A	www.classyglass.com
208.42.199.138	A	kings-pointe.com
208.42.199.171	A	www.joportal.com
208.42.199.171	A	joportal.com
208.42.202.3	PTR	208-42-202-3.clec.stat.centurytel.net
208.42.202.3	A	ns2.bossiercity.org
208.42.202.4	A	ns3.bossiercity.org
208.42.202.5	A	mail.bossierfire.com
208.42.202.12	A	webmail.bossiercity.org
208.42.202.34	PTR	208-42-202-34.clec.stat.centurytel.net
208.42.202.66	PTR	208-42-202-66.clec.stat.centurytel.net
208.42.202.96	PTR	208-42-202-96.clec.stat.centurytel.net
208.42.202.194	PTR	208-42-202-194.clec.stat.centurytel.net
208.42.206.3	PTR	208-42-206-3.clec.stat.centurytel.net
208.42.206.5	PTR	208-42-206-5.clec.stat.centurytel.net
208.42.206.62	PTR	mail2.fmcllc.com
208.42.206.242	PTR	208-42-206-242.clec.stat.centurytel.net
208.42.207.66	A	mail.jeb.net
208.42.207.109	A	outofthepastllc.com
208.42.207.109	A	ms1.ecs-net.com
208.42.207.110	A	advantage.ecs-net.com
208.42.208.13	PTR	208.42.208.13.clec.customer.centurytel.net
208.42.208.81	PTR	208.42.208.81.clec.customer.centurytel.net
208.42.208.181	PTR	208.42.208.181.clec.customer.centurytel.net
208.42.208.201	PTR	208.42.208.201.clec.customer.centurytel.net
208.42.208.225	PTR	208.42.208.225.clec.customer.centurytel.net
208.42.209.35	PTR	208.42.209.35.clec.customer.centurytel.net
208.42.209.109	PTR	208.42.209.109.clec.customer.centurytel.net
208.42.209.113	PTR	208.42.209.113.clec.customer.centurytel.net
208.42.209.131	PTR	208.42.209.131.clec.customer.centurytel.net
208.42.210.130	PTR	208.42.210.130.clec.customer.centurytel.net
208.42.210.136	A	mail.hometown-tv.com
208.42.210.136	A	mail.myfftv.com
208.42.210.136	A	bayoustategolf.com
208.42.211.36	PTR	208-42-211-36.clec.stat.centurytel.net
208.42.211.37	PTR	208-42-211-37.clec.stat.centurytel.net
208.42.211.44	A+PTR	larouter.creditorlawyers.com
208.42.211.45	PTR	webserver.lenderstitlecorp.com
208.42.211.45	A	lenderstitlecorp.com
208.42.211.45	A	www.creditorlawyers.com
208.42.211.74	PTR	msrouter.creditorlawyers.com
208.42.211.87	PTR	208-42-211-87.clec.stat.centurytel.net
208.42.214.17	PTR	208-42-214-17.clec.stat.centurytel.net
208.42.214.19	A	mail2.lapaincare.com
208.42.214.53	A+PTR	www.peregrinesolutions.com
208.42.214.53	A	peregrinesolutions.com
208.42.214.54	A	tombrockforms.com
208.42.214.55	PTR	208-42-214-55.clec.stat.centurytel.net
208.42.214.85	PTR	208-42-214-85.clec.stat.centurytel.net
208.42.214.114	PTR	highlandclinic.com
208.42.214.114	PTR	208-42-214-114.clec.stat.centurytel.net
208.42.214.114	A	centurytel.highlandclinic.com
208.42.214.218	PTR	sbsit-nw6.snellingslawfirm.com
208.42.214.218	A	mail.snellingslawfirm.com
208.42.214.218	A	mail.sbsitlaw.com
208.42.215.182	A	*.mwarchitect.com
208.42.215.182	A	mail.mwarchitect.com
208.42.215.194	PTR	208-42-215-194.clec.stat.centurytel.net
208.42.215.194	A	keytechcommunication.com
208.42.215.194	A	mail.answer-med.com
208.42.215.207	A	keytech001.keytechcommunication.com
208.42.216.73	PTR	208-42-216-73.clec.stat.centurytel.net
208.42.216.230	A+PTR	webserver.ci.monroe.la.us
208.42.216.230	A	monroeutility.com
208.42.216.230	A	www.monroeutility.com
208.42.216.240	A	monroelagis.com
208.42.217.94	PTR	208-42-217-94.clec.stat.centurytel.net
208.42.217.240	PTR	208-42-217-240.clec.stat.centurytel.net
208.42.217.240	A	mail.stfran.com
208.42.218.11	PTR	208-42-218-11.clec.stat.centurytel.net
208.42.218.14	A	mail.homesplus1.com
208.42.218.70	A	mail.firstunited-la.com
208.42.218.75	A	mail.ctb-bank.com
208.42.218.86	PTR	208-42-218-86.clec.stat.centurytel.net
208.42.219.10	A	mail2.edtcenter.com
208.42.219.10	A	mail2.metropolitancircles.com
208.42.220.0	PTR	208-42-220-0.clec.dyn.centurytel.net
208.42.221.255	A+PTR	208-42-221-255.clec.dyn.centurytel.net
208.42.222.0	A+PTR	208-42-222-0.clec.dyn.centurytel.net
208.42.222.2	A+PTR	208-42-222-2.clec.dyn.centurytel.net
208.42.222.4	A+PTR	208-42-222-4.clec.dyn.centurytel.net
208.42.222.47	A+PTR	208-42-222-47.clec.dyn.centurytel.net
208.42.222.73	A+PTR	208-42-222-73.clec.dyn.centurytel.net
208.42.222.141	A+PTR	208-42-222-141.clec.dyn.centurytel.net
208.42.222.240	PTR	208-42-222-240.clec.dyn.centurytel.net
208.42.222.249	A+PTR	208-42-222-249.clec.dyn.centurytel.net
208.42.223.255	A	208-42-223-255.clec.dyn.centurytel.net