Robtex

Up: 199.184.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 199.184.32.0/20
Down right: 199.184.48.0/20

IP	Type	Hostname
199.184.35.18	A	cobra.gip.net
199.184.35.19	A	einstein.gip.net
199.184.35.20	A	viper.gip.net
199.184.35.21	A	orphan.gip.net
199.184.35.133	A+PTR	hole19.gip.net
199.184.35.134	A	homestead.gip.net
199.184.35.145	PTR	unclechu.net
199.184.36.5	A	iplab.gip.net
199.184.38.0	A+PTR	is1.globalone.net
199.184.38.1	A+PTR	router.globalone.net
199.184.38.2	A	router2.globalone.net
199.184.38.3	A	router3.globalone.net
199.184.38.67	A+PTR	certificate.select.globalone.net
199.184.38.68	A+PTR	ftpserver.equant.net
199.184.38.68	A	home.select.globalone.net
199.184.38.85	A	ezorder.equant.com
199.184.38.90	PTR	test.sel.globalone.net
199.184.38.202	A	gip-oak-cache-1.gip.net
199.184.40.1	A	gip-dial-loopback0.gip.net
199.184.40.21	A	gip-dial-async1.gip.net
199.184.40.22	A	gip-dial-async2.gip.net
199.184.40.23	A+PTR	gip-dial-async3.gip.net