Robtex

Up: 123.176.64.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 123.176.64.0/22
Down right: 123.176.68.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
123.176.64.11	A+PTR	ns1.wpro.who.int
123.176.64.20	A	www2.wpro.who.int
123.176.64.20	A	sites.wpro.who.int
123.176.64.20	A	iris.wpro.who.int
123.176.64.24	A	gfi24.wpro.who.int
123.176.64.31	PTR	citrix2.wpro.who.int
123.176.64.33	A+PTR	gfi33.wpro.who.int
123.176.64.41	A+PTR	nfa.wpro.who.int
123.176.64.43	PTR	relay2.wpro.who.int
123.176.64.43	A	gfi43.wpro.who.int
123.176.64.44	A	citrix2.wpro.who.int
123.176.64.52	PTR	wpprd52.wpro.who.int
123.176.64.100	PTR	outlook.wpro.who.int
123.176.64.117	A+PTR	wpvmcitrix.wpro.who.int
123.176.64.120	A+PTR	ns2.wpro.who.int
123.176.64.138	A+PTR	gfi138.wpro.who.int
123.176.64.165	A	webmail.wpro.who.int
123.176.64.165	A	citrix.wpro.who.int
123.176.64.170	A	wpro.who.int
123.176.64.198	PTR	laomail.wpro.who.int
123.176.64.236	PTR	citrix.wpro.who.int
123.176.64.236	PTR	wpprd36.wpro.who.int
123.176.68.4	A	wpdd.org
123.176.68.6	A	netflow.wpro.who.int
123.176.68.7	A	cacti.wpro.who.int