Robtex

Up: 204.138.126.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 204.138.126.0/25
Down right: 204.138.126.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
204.138.126.20	PTR	mtlex13m05.blgcanada.com
204.138.126.24	A+PTR	blghtcas01.blgcanada.com
204.138.126.26	A+PTR	blghtcas05.blgcanada.com
204.138.126.40	PTR	blgcanada.biz
204.138.126.40	PTR	canadianlawyers.biz
204.138.126.40	PTR	blgcanada.ca
204.138.126.44	A+PTR	sslvpn.blg.com
204.138.126.44	A	mtliag.blgcanada.com
204.138.126.49	A+PTR	ns01.blgcanada.com
204.138.126.50	A+PTR	ns02.blgcanada.com
204.138.126.61	A+PTR	blgcvcse01.blgcanada.com
204.138.126.65	A	waterlooexpropriation.com
204.138.126.65	A	crosstownexpropriation.ca
204.138.126.65	A	crosstownexpropriation.net
204.138.126.72	A+PTR	blg.com
204.138.126.72	A+PTR	www.blg.com
204.138.126.72	A	www.borden.com
204.138.126.131	A	mail.blg.com
204.138.126.140	A+PTR	remote.blg.com