Robtex

Up: 97.81.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 97.81.128.0/20
Down right: 97.81.144.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
97.81.128.0	PTR	97-81-128-0.dhcp.gwnt.ga.charter.com
97.81.128.45	A	97-81-128-45.dhcp.gwnt.ga.charter.com
97.81.128.46	A	97-81-128-46.dhcp.gwnt.ga.charter.com
97.81.128.62	A	97-81-128-62.dhcp.gwnt.ga.charter.com
97.81.128.83	A	97-81-128-83.dhcp.gwnt.ga.charter.com
97.81.128.171	A	97-81-128-171.dhcp.gwnt.ga.charter.com
97.81.129.7	A+PTR	97-81-129-7.dhcp.gwnt.ga.charter.com
97.81.129.121	A+PTR	97-81-129-121.dhcp.gwnt.ga.charter.com
97.81.129.192	A+PTR	97-81-129-192.dhcp.gwnt.ga.charter.com
97.81.129.192	A	lemmons.us
97.81.130.70	A	97-81-130-70.dhcp.gwnt.ga.charter.com
97.81.130.255	A	97-81-130-255.dhcp.gwnt.ga.charter.com
97.81.132.156	A+PTR	97-81-132-156.dhcp.gwnt.ga.charter.com
97.81.133.191	A+PTR	97-81-133-191.dhcp.gwnt.ga.charter.com
97.81.134.43	PTR	97-81-134-43.dhcp.gwnt.ga.charter.com
97.81.135.20	A	complete-geek.com
97.81.137.254	A	97-81-137-254.dhcp.gwnt.ga.charter.com
97.81.139.87	A+PTR	97-81-139-87.dhcp.gwnt.ga.charter.com
97.81.140.108	A	97-81-140-108.dhcp.gwnt.ga.charter.com
97.81.141.33	PTR	97-81-141-33.dhcp.gwnt.ga.charter.com
97.81.141.33	A	mx1.agremlin.com
97.81.141.33	A	dynamic.hitelcomm.com
97.81.141.39	PTR	97-81-141-39.dhcp.gwnt.ga.charter.com
97.81.141.154	A	97-81-141-154.dhcp.gwnt.ga.charter.com
97.81.142.32	A+PTR	97-81-142-32.dhcp.gwnt.ga.charter.com
97.81.142.68	A+PTR	97-81-142-68.dhcp.gwnt.ga.charter.com
97.81.144.20	A+PTR	97-81-144-20.dhcp.gwnt.ga.charter.com
97.81.144.20	A	drake.serveftp.com
97.81.145.46	A+PTR	97-81-145-46.dhcp.gwnt.ga.charter.com
97.81.145.126	PTR	97-81-145-126.dhcp.gwnt.ga.charter.com
97.81.146.97	A+PTR	97-81-146-97.dhcp.gwnt.ga.charter.com
97.81.148.39	A+PTR	97-81-148-39.dhcp.gwnt.ga.charter.com
97.81.149.70	A+PTR	97-81-149-70.dhcp.gwnt.ga.charter.com
97.81.149.70	A	micah8719.ddns.net
97.81.150.13	A+PTR	97-81-150-13.dhcp.gwnt.ga.charter.com
97.81.150.249	PTR	97-81-150-249.dhcp.gwnt.ga.charter.com
97.81.151.61	A	97-81-151-61.dhcp.gwnt.ga.charter.com
97.81.152.20	PTR	097-081-152-020.res.spectrum.com
97.81.152.20	A	www.bcmonster.com
97.81.152.20	A	www.kmdmonster.com
97.81.152.82	A	eternal.jyhad.com
97.81.153.241	A+PTR	97-81-153-241.dhcp.gwnt.ga.charter.com
97.81.153.241	A	mail.mgnsecdev.com
97.81.154.59	PTR	97-81-154-59.dhcp.gwnt.ga.charter.com
97.81.155.10	A+PTR	97-81-155-10.dhcp.gwnt.ga.charter.com
97.81.155.10	A	mail1.derosia.us
97.81.155.10	A	mail.derosia.us
97.81.158.165	PTR	97-81-158-165.dhcp.gwnt.ga.charter.com