Robtex

Up: 202.251.176.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 202.251.184.0/22
Down right: 202.251.188.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
202.251.184.33	A+PTR	zao1.tuad.ac.jp
202.251.184.33	A	tobunken-archives.jp
202.251.184.33	A	iccp.jp
202.251.184.34	PTR	asahi.tuad.ac.jp
202.251.184.36	PTR	zaomail.tuad.ac.jp
202.251.184.38	PTR	zao2.tuad.ac.jp