Robtex

Up: 121.54.112.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 121.54.112.0/22
Down right: 121.54.116.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
121.54.114.2	A	acl1-390bts.gw.smartbro.net
121.54.115.64	A	ns4.tcp-ip6.info
121.54.115.64	A	ns5.tcp-ip6.info
121.54.115.64	A	ns1.tcp-ip6.info
121.54.116.18	A+PTR	npcac.com.ph
121.54.116.18	A	mail.npcac.com.ph
121.54.116.22	A	ns2.prii.com.ph
121.54.116.22	A	mx2.mail2.prii.com.ph