Robtex

Up: 66.182.132.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 66.182.133.0/25
Down right: 66.182.133.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.182.133.16	PTR	416-brhm1.adsl.wwisp.net
66.182.133.16	A	hssbet.highspd.net
66.182.133.49	PTR	449-brhm1.adsl.wwisp.net
66.182.133.49	A	mail.mdsoft.com
66.182.133.49	A	mail.fosterbennett.com
66.182.133.131	PTR	531-brhm1.adsl.wwisp.net
66.182.133.206	PTR	606-brhm1.adsl.wwisp.net