Robtex

Up: 203.116.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 203.116.248.0/22
Down right: 203.116.252.0/22

IP	Type	Hostname
203.116.251.201	A	femto.starhub.com
203.116.251.249	A	mail.knowledge-republic.com
203.116.251.249	A	knowledge-republic.com
203.116.251.250	PTR	mail.iqnect.org
203.116.251.251	A	knowledge-republic.com
203.116.254.20	A+PTR	everest.starhub.net.sg
203.116.254.21	A	andromeda.starhub.net.sg
203.116.254.34	A	admin.starhub.net.sg
203.116.254.36	A+PTR	mss1a.starhub.net.sg
203.116.254.37	A+PTR	mss1b.starhub.net.sg
203.116.254.38	A	pop1.cyberway.com.sg
203.116.254.40	A+PTR	pop2.starhub.net.sg
203.116.254.40	A	starhub.net.sg
203.116.254.40	A	cyberway.com.sg
203.116.254.42	A+PTR	imss5.starhub.net.sg
203.116.254.43	PTR	imss4.starhub.net.sg
203.116.254.56	PTR	s15sup.starhub.net.sg
203.116.254.73	PTR	vl120-s4rsm.starhub.net.sg
203.116.254.74	A+PTR	rad2.starhub.net.sg
203.116.254.92	A	cmsdb.starhub.net.sg
203.116.254.106	A+PTR	ca.starhub.net.sg
203.116.254.123	A+PTR	viruswall2.starhub.net.sg
203.116.254.124	A+PTR	viruswall3.starhub.net.sg
203.116.254.130	PTR	newton.starhub.net.sg
203.116.254.139	A+PTR	adsm.starhub.net.sg
203.116.254.146	A+PTR	pricusold.starhub.net.sg
203.116.254.147	A	backroam-tl.starhub.net.sg
203.116.254.149	A	jupiter.starhub.net.sg
203.116.254.150	A	secdns2.starhub.net.sg
203.116.254.184	A	proxyf8a.starhub.net.sg
203.116.254.187	A	surfgate.starhub.net.sg
203.116.254.188	A+PTR	edupop1.moe.edu.sg
203.116.254.194	A	eastwest.starhub.net.sg
203.116.254.194	A	watergate.starhub.net.sg
203.116.254.211	A	cms2.starhub.net.sg
203.116.254.212	A	cms2.starhub.net.sg
203.116.254.213	A	imail.starhub.com.sg
203.116.254.213	A	cms.starhub.net.sg
203.116.255.4	PTR	imss1.starhub.net.sg