Robtex

Up: 66.118.6.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 66.118.7.0/25
Down right: 66.118.7.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.118.7.2	PTR	66-118-7-2.texlink.com
66.118.7.38	A	mail.neuro-cool.com
66.118.7.84	A+PTR	ns2-pub.texlink.com
66.118.7.85	A	ops-snan.texlink.com
66.118.7.87	A+PTR	vpn.texlink.com
66.118.7.88	A	smtp.texlinkcom.com
66.118.7.88	A	cabs-revenue.com
66.118.7.88	A	smtp.texlink.com
66.118.7.100	A	osscondb.texlink.com
66.118.7.101	A	ossconapp.texlink.com
66.118.7.114	A	mx.keystonedirectories.com
66.118.7.153	PTR	66-118-7-153.texlink.com
66.118.7.158	PTR	66-118-7-158.texlink.com
66.118.7.162	PTR	66-118-7-162.texlink.com
66.118.7.181	PTR	66-118-7-181.texlink.com
66.118.7.188	PTR	66-118-7-188.texlink.com
66.118.7.210	PTR	atomcatcher.net