Robtex

Up: 208.39.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 208.39.160.0/20
Down right: 208.39.176.0/20

IP	Type	Hostname
208.39.161.2	A+PTR	208-39-161-2-static.hfc.comcastbusiness.net
208.39.161.65	PTR	btvircom.bordentown.k12.nj.us
208.39.161.117	PTR	sptsd.org
208.39.161.140	PTR	email.sjhs.com
208.39.161.146	PTR	secureftp.sjhs.com
208.39.161.250	A	mailrelay.sjhs.com
208.39.164.12	A	208-39-164-12.isp.comcastbusiness.net
208.39.164.112	A	208-39-164-112.isp.comcastbusiness.net
208.39.164.127	A	208-39-164-127.isp.comcastbusiness.net
208.39.164.176	A	208-39-164-176.isp.comcastbusiness.net
208.39.164.179	A	208-39-164-179.isp.comcastbusiness.net
208.39.164.185	A	208-39-164-185.isp.comcastbusiness.net
208.39.164.192	PTR	208-39-164-192.isp.comcastbusiness.net
208.39.164.218	A	208-39-164-218.isp.comcastbusiness.net
208.39.164.237	A	208-39-164-237.isp.comcastbusiness.net
208.39.165.0	A	208-39-165-0-static.hfc.comcastbusiness.net
208.39.165.20	PTR	mail.scrsd.org
208.39.165.23	PTR	barracuda.scrsd.org
208.39.165.60	A+PTR	plato.scrsd.org
208.39.165.84	PTR	eschoolplus.scrsd.org
208.39.165.90	PTR	www.scrsd.org
208.39.165.95	A	eschoolplus.scrsd.org
208.39.165.100	PTR	ns1.scrsd.org
208.39.165.100	A	dnsnort.scrsd.net
208.39.165.130	A+PTR	208-39-165-130-static.hfc.comcastbusiness.net
208.39.165.131	PTR	208-39-165-131-static.hfc.comcastbusiness.net
208.39.165.131	A	ctclc.edu
208.39.165.233	PTR	208-39-165-233-static.hfc.comcastbusiness.net
208.39.169.3	A+PTR	208-39-169-3.isp.comcastbusiness.net
208.39.169.6	A	208-39-169-6.isp.comcastbusiness.net
208.39.169.12	A	208-39-169-12.isp.comcastbusiness.net
208.39.169.14	A	208-39-169-14.isp.comcastbusiness.net
208.39.169.32	PTR	208-39-169-32.isp.comcastbusiness.net
208.39.169.33	A	mail1.smartbus.org
208.39.169.33	A	mx01.detroitcommuterchallenge.com
208.39.169.34	A	mx0.smartbus.mobi
208.39.169.42	A	smartbus.org
208.39.169.67	A	208-39-169-67.isp.comcastbusiness.net
208.39.169.72	A	208-39-169-72.isp.comcastbusiness.net
208.39.169.76	A	208-39-169-76.isp.comcastbusiness.net
208.39.169.79	A	208-39-169-79.isp.comcastbusiness.net
208.39.169.96	A	208-39-169-96.isp.comcastbusiness.net
208.39.169.101	A	208-39-169-101.isp.comcastbusiness.net
208.39.169.102	A	208-39-169-102.isp.comcastbusiness.net
208.39.169.116	A	208-39-169-116.isp.comcastbusiness.net
208.39.169.128	A	208-39-169-128.isp.comcastbusiness.net
208.39.169.129	PTR	208-39-169-129.isp.comcastbusiness.net
208.39.169.130	A+PTR	mail.rmsservices.com
208.39.169.133	A	208-39-169-133.isp.comcastbusiness.net
208.39.169.136	A	208-39-169-136.isp.comcastbusiness.net
208.39.169.162	PTR	208-39-169-162.isp.comcastbusiness.net
208.39.169.167	A	208-39-169-167.isp.comcastbusiness.net
208.39.169.168	A	208-39-169-168.isp.comcastbusiness.net
208.39.169.171	A	208-39-169-171.isp.comcastbusiness.net
208.39.169.175	A	208-39-169-175.isp.comcastbusiness.net
208.39.169.192	PTR	208-39-169-192.isp.comcastbusiness.net
208.39.169.194	PTR	208-39-169-194.isp.comcastbusiness.net
208.39.169.195	A	208-39-169-195.isp.comcastbusiness.net
208.39.169.200	A	208-39-169-200.isp.comcastbusiness.net
208.39.169.203	A	208-39-169-203.isp.comcastbusiness.net
208.39.169.205	A	208-39-169-205.isp.comcastbusiness.net
208.39.169.224	PTR	208-39-169-224.isp.comcastbusiness.net
208.39.169.225	A	208-39-169-225.isp.comcastbusiness.net
208.39.169.226	A	208-39-169-226.isp.comcastbusiness.net
208.39.169.227	A	208-39-169-227.isp.comcastbusiness.net
208.39.169.235	A	208-39-169-235.isp.comcastbusiness.net
208.39.170.7	A	208-39-170-7.isp.comcastbusiness.net
208.39.170.8	A	208-39-170-8.isp.comcastbusiness.net
208.39.170.17	A	208-39-170-17.isp.comcastbusiness.net
208.39.170.21	A	208-39-170-21.isp.comcastbusiness.net
208.39.170.33	A+PTR	208-39-170-33.isp.comcastbusiness.net
208.39.170.37	A	208-39-170-37.isp.comcastbusiness.net
208.39.170.42	A	208-39-170-42.isp.comcastbusiness.net
208.39.170.48	A	208-39-170-48.isp.comcastbusiness.net
208.39.170.68	A	208-39-170-68.isp.comcastbusiness.net
208.39.170.69	A	208-39-170-69.isp.comcastbusiness.net
208.39.170.70	A	208-39-170-70.isp.comcastbusiness.net
208.39.170.71	A	208-39-170-71.isp.comcastbusiness.net
208.39.170.96	A+PTR	208-39-170-96.isp.comcastbusiness.net
208.39.170.105	A	208-39-170-105.isp.comcastbusiness.net
208.39.170.108	A	208-39-170-108.isp.comcastbusiness.net
208.39.170.112	A	208-39-170-112.isp.comcastbusiness.net
208.39.170.129	A+PTR	208-39-170-129.isp.comcastbusiness.net
208.39.170.130	A+PTR	208-39-170-130.isp.comcastbusiness.net
208.39.170.131	A+PTR	208-39-170-131.isp.comcastbusiness.net
208.39.170.137	A	208-39-170-137.isp.comcastbusiness.net
208.39.170.162	A+PTR	208-39-170-162.isp.comcastbusiness.net
208.39.170.163	A+PTR	208-39-170-163.isp.comcastbusiness.net
208.39.170.166	A	208-39-170-166.isp.comcastbusiness.net
208.39.170.174	A	208-39-170-174.isp.comcastbusiness.net
208.39.170.192	A+PTR	208-39-170-192.isp.comcastbusiness.net
208.39.170.195	A+PTR	208-39-170-195.isp.comcastbusiness.net
208.39.170.198	A	208-39-170-198.isp.comcastbusiness.net
208.39.170.201	A	208-39-170-201.isp.comcastbusiness.net
208.39.170.224	A+PTR	208-39-170-224.isp.comcastbusiness.net
208.39.170.231	A	208-39-170-231.isp.comcastbusiness.net
208.39.170.234	A	208-39-170-234.isp.comcastbusiness.net
208.39.170.235	A	208-39-170-235.isp.comcastbusiness.net
208.39.171.67	A	mail.wbtwp.net
208.39.171.67	A	*.wbtwp.net
208.39.171.71	A	208-39-171-71.detroit.biz.comcastbusiness.net
208.39.171.72	A	208-39-171-72.detroit.biz.comcastbusiness.net
208.39.171.142	PTR	ns2.soavenet.com
208.39.171.201	A	208-39-171-201.detroit.biz.comcastbusiness.net
208.39.171.208	A	mail1.norma-am.com
208.39.171.210	A	mail.hoseclamp.com
208.39.171.215	A	craigassembly.com
208.39.172.35	A	ns2-lp1.pwcgov.org
208.39.172.69	PTR	police.pwcgov.org
208.39.172.69	PTR	www.police.pwcgov.org
208.39.172.69	PTR	police.co.prince-william.va.us
208.39.172.121	PTR	eservice.pwcgov.org
208.39.172.121	PTR	esurvey.pwcgov.org
208.39.173.5	A+PTR	mail.s-e-s.com
208.39.173.11	A+PTR	ncinet.s-e-s.com
208.39.173.13	A	webs.s-e-s.com
208.39.173.176	A	208-39-173-176-static.hfc.comcastbusiness.net
208.39.175.1	A+PTR	rook.venterinstitute.org
208.39.175.3	A	vulpine.venterinstitute.org
208.39.175.4	A	buzzard.venterinstitute.org
208.39.175.9	A	whatsagenome.com
208.39.175.63	A+PTR	208-39-175-63-static.hfc.comcastbusiness.net
208.39.175.165	A+PTR	208-39-175-165-static.hfc.comcastbusiness.net
208.39.175.182	A+PTR	208-39-175-182-static.hfc.comcastbusiness.net
208.39.178.41	PTR	gretnamusic.org
208.39.178.41	PTR	www.gretnamusic.org
208.39.182.244	A+PTR	208-39-182-244.isp.comcastbusiness.net
208.39.184.18	A	mail.movado.com
208.39.184.18	A	mail.movadogroupinc.com
208.39.184.18	A	mail.esq-watch.com
208.39.189.2	A	mail.seniorappraiser.com
208.39.189.2	A	seniorappraiser.com
208.39.189.10	A	worldsingles-hh-1.worldsingles.com
208.39.189.22	A	newsletter.audiomidi.com
208.39.189.250	A	erproductions.com
208.39.190.3	A+PTR	208-39-190-3.isp.comcastbusiness.net
208.39.190.10	A	208-39-190-10.isp.comcastbusiness.net
208.39.190.18	A	208-39-190-18.isp.comcastbusiness.net
208.39.190.24	A	208-39-190-24.isp.comcastbusiness.net
208.39.190.35	A+PTR	208-39-190-35.isp.comcastbusiness.net
208.39.190.44	A	208-39-190-44.isp.comcastbusiness.net
208.39.190.50	A	208-39-190-50.isp.comcastbusiness.net
208.39.190.66	A+PTR	208-39-190-66.isp.comcastbusiness.net
208.39.190.72	A	208-39-190-72.isp.comcastbusiness.net
208.39.190.73	A	208-39-190-73.isp.comcastbusiness.net
208.39.190.92	A	208-39-190-92.isp.comcastbusiness.net
208.39.190.132	A	208-39-190-132.isp.comcastbusiness.net
208.39.190.180	A	208-39-190-180.isp.comcastbusiness.net
208.39.190.198	A	208-39-190-198.isp.comcastbusiness.net
208.39.190.217	A	208-39-190-217.isp.comcastbusiness.net
208.39.190.228	A	208-39-190-228.isp.comcastbusiness.net
208.39.190.231	A	208-39-190-231.isp.comcastbusiness.net
208.39.190.241	A	208-39-190-241.isp.comcastbusiness.net
208.39.190.247	A	208-39-190-247.isp.comcastbusiness.net