Robtex

Up: 131.249.224.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 131.249.224.0/22
Down right: 131.249.228.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
131.249.224.1	A+PTR	1312492241nat.fccc.edu
131.249.226.18	A+PTR	mail2.fccc.edu
131.249.226.25	A+PTR	vax3.fccc.edu
131.249.226.26	A+PTR	webpilot.fccc.edu
131.249.226.26	A	canceredweb.org
131.249.226.31	PTR	pubweb.fccc.edu
131.249.226.31	PTR	2012annualreport.foxchase.org
131.249.226.31	PTR	annualreport.foxchase.org
131.249.226.38	A	preact.org
131.249.226.46	A	zixgw3.fccc.edu
131.249.226.49	A+PTR	mail7.fccc.edu
131.249.226.72	A+PTR	studies.fccc.edu
131.249.226.73	A	dunbrack2.fccc.edu