Robtex

Up: 72.196.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 72.196.128.0/20
Down right: 72.196.144.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.196.129.60	A+PTR	ip72-196-129-60.ri.ri.cox.net
72.196.133.12	A	ip72-196-133-12.ri.ri.cox.net
72.196.133.38	A	ip72-196-133-38.ri.ri.cox.net
72.196.133.40	A	ip72-196-133-40.ri.ri.cox.net
72.196.133.55	A	ip72-196-133-55.ri.ri.cox.net
72.196.133.56	A	ip72-196-133-56.ri.ri.cox.net
72.196.133.84	A	ip72-196-133-84.ri.ri.cox.net
72.196.133.89	A	ip72-196-133-89.ri.ri.cox.net
72.196.133.99	A+PTR	ip72-196-133-99.ri.ri.cox.net
72.196.133.107	A	ip72-196-133-107.ri.ri.cox.net
72.196.133.109	A	ip72-196-133-109.ri.ri.cox.net
72.196.133.121	A	ip72-196-133-121.ri.ri.cox.net
72.196.133.130	A+PTR	ip72-196-133-130.ri.ri.cox.net
72.196.133.133	A	ip72-196-133-133.ri.ri.cox.net
72.196.133.145	A	ip72-196-133-145.ri.ri.cox.net
72.196.133.146	A	ip72-196-133-146.ri.ri.cox.net
72.196.133.164	A	ip72-196-133-164.ri.ri.cox.net
72.196.133.172	A	ip72-196-133-172.ri.ri.cox.net
72.196.133.174	A	ip72-196-133-174.ri.ri.cox.net
72.196.133.185	A	ip72-196-133-185.ri.ri.cox.net
72.196.133.192	A+PTR	ip72-196-133-192.ri.ri.cox.net
72.196.133.198	A	ip72-196-133-198.ri.ri.cox.net
72.196.133.215	A	ip72-196-133-215.ri.ri.cox.net
72.196.133.216	A	ip72-196-133-216.ri.ri.cox.net
72.196.133.227	A+PTR	ip72-196-133-227.ri.ri.cox.net
72.196.133.231	A	ip72-196-133-231.ri.ri.cox.net
72.196.133.233	A	ip72-196-133-233.ri.ri.cox.net
72.196.133.247	A	ip72-196-133-247.ri.ri.cox.net
72.196.134.233	A	ip72-196-134-233.ri.ri.cox.net
72.196.135.11	A+PTR	ip72-196-135-11.ri.ri.cox.net
72.196.135.138	A+PTR	ip72-196-135-138.ri.ri.cox.net
72.196.143.255	PTR	ip72-196-143-255.ri.ri.cox.net
72.196.144.0	PTR	ip72-196-144-0.cl.ri.cox.net
72.196.144.20	A+PTR	ip72-196-144-20.cl.ri.cox.net
72.196.144.20	A	kb8wlw.net
72.196.144.207	A+PTR	ip72-196-144-207.cl.ri.cox.net
72.196.148.1	A+PTR	ip72-196-148-1.cl.ri.cox.net
72.196.148.10	A	ip72-196-148-10.cl.ri.cox.net
72.196.148.32	PTR	ip72-196-148-32.cl.ri.cox.net
72.196.148.35	PTR	ip72-196-148-35.cl.ri.cox.net
72.196.148.55	A	ip72-196-148-55.cl.ri.cox.net
72.196.148.86	A	ip72-196-148-86.cl.ri.cox.net
72.196.148.89	A	ip72-196-148-89.cl.ri.cox.net
72.196.148.95	A	ip72-196-148-95.cl.ri.cox.net
72.196.148.97	A+PTR	ip72-196-148-97.cl.ri.cox.net
72.196.148.116	A	www2.falco64.com
72.196.148.123	A	ip72-196-148-123.cl.ri.cox.net
72.196.148.134	A	ip72-196-148-134.cl.ri.cox.net
72.196.148.175	A	ip72-196-148-175.cl.ri.cox.net
72.196.148.179	A	ip72-196-148-179.cl.ri.cox.net
72.196.148.192	PTR	ip72-196-148-192.cl.ri.cox.net
72.196.148.194	PTR	ip72-196-148-194.cl.ri.cox.net
72.196.148.195	PTR	ip72-196-148-195.cl.ri.cox.net
72.196.148.215	A	ip72-196-148-215.cl.ri.cox.net
72.196.148.225	PTR	ip72-196-148-225.cl.ri.cox.net
72.196.148.237	A	ip72-196-148-237.cl.ri.cox.net
72.196.148.245	A	ip72-196-148-245.cl.ri.cox.net
72.196.149.58	A+PTR	ip72-196-149-58.cl.ri.cox.net
72.196.149.58	A	onesweetfleur.com
72.196.149.72	A+PTR	ip72-196-149-72.cl.ri.cox.net
72.196.149.75	A	ip72-196-149-75.cl.ri.cox.net
72.196.149.191	A	mail.joshkraker.com
72.196.149.232	A+PTR	ip72-196-149-232.cl.ri.cox.net
72.196.150.41	PTR	ip72-196-150-41.cl.ri.cox.net
72.196.150.49	A+PTR	ip72-196-150-49.cl.ri.cox.net
72.196.150.223	A+PTR	ip72-196-150-223.cl.ri.cox.net
72.196.151.49	A	blainus.com
72.196.151.86	A	starkefamily.com
72.196.153.73	A+PTR	ip72-196-153-73.cl.ri.cox.net
72.196.153.187	A+PTR	ip72-196-153-187.cl.ri.cox.net
72.196.153.252	A+PTR	ip72-196-153-252.cl.ri.cox.net
72.196.153.252	A	v-techonline.info
72.196.154.78	PTR	ip72-196-154-78.cl.ri.cox.net
72.196.154.127	PTR	ip72-196-154-127.cl.ri.cox.net
72.196.155.59	A+PTR	ip72-196-155-59.cl.ri.cox.net
72.196.155.174	A+PTR	ip72-196-155-174.cl.ri.cox.net
72.196.155.227	A	ip72-196-155-227.cl.ri.cox.net
72.196.156.16	A+PTR	ip72-196-156-16.cl.ri.cox.net
72.196.156.16	A	ns6.ns3.fultonbank.com.bank19.mobi
72.196.156.16	A	ns1.ns1.5aspx.ws
72.196.156.62	PTR	ip72-196-156-62.cl.ri.cox.net
72.196.157.201	A+PTR	ip72-196-157-201.cl.ri.cox.net
72.196.157.218	A	mail.coolcomputers.info
72.196.157.218	A	mx.coolcomputers.info
72.196.157.247	A+PTR	ip72-196-157-247.cl.ri.cox.net
72.196.157.247	A	gsfesz.com
72.196.158.65	A	mail.kb8wlw.net
72.196.158.251	A+PTR	ip72-196-158-251.cl.ri.cox.net
72.196.159.1	A	everyonesadj.net
72.196.159.1	A	stupedawg.net
72.196.159.80	A+PTR	ip72-196-159-80.cl.ri.cox.net
72.196.159.80	A	amscyberpunkatlanta.com
72.196.159.255	A+PTR	ip72-196-159-255.cl.ri.cox.net