Robtex

Up: 64.81.168.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 64.81.168.0/25
Down right: 64.81.168.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.81.168.0	A+PTR	dsl081-168-000.sea1.dsl.speakeasy.net
64.81.168.10	PTR	process.pfly.net
64.81.168.10	A	pfly.net
64.81.168.12	A+PTR	zorinco.com
64.81.168.12	A	ns1.swps.org
64.81.168.12	A	ns1.zorinco.com
64.81.168.13	PTR	dsl081-168-013.sea1.dsl.speakeasy.net
64.81.168.13	A	fbmghana.com
64.81.168.13	A	swps.org
64.81.168.14	A	mail.linuxaccra.com
64.81.168.15	PTR	dsl081-168-015.sea1.dsl.speakeasy.net
64.81.168.15	A	mail.gethsemanegh.com
64.81.168.15	A	mail.helig.org
64.81.168.18	A+PTR	dsl081-168-018.sea1.dsl.speakeasy.net
64.81.168.22	A	swedishcp.com
64.81.168.22	A	mail.swedishcp.com
64.81.168.47	PTR	mail.oremland.net
64.81.168.85	PTR	caliban.jope.net
64.81.168.112	PTR	www.dubitably.org
64.81.168.112	A	mail.oremland.net
64.81.168.115	PTR	dsl081-168-115.sea1.dsl.speakeasy.net
64.81.168.115	A	oremland.net
64.81.168.124	A+PTR	dsl081-168-124.sea1.dsl.speakeasy.net
64.81.168.128	A+PTR	dsl081-168-128.sea1.dsl.speakeasy.net
64.81.168.240	A	dsl081-168-240.sea1.dsl.speakeasy.net
64.81.168.242	A+PTR	dsl081-168-242.sea1.dsl.speakeasy.net