Robtex

Up: 116.87.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 116.87.32.0/20
Down right: 116.87.48.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
116.87.32.163	PTR	cm163.zeta32.maxonline.com.sg
116.87.33.2	PTR	unknown.maxonline.com.sg
116.87.34.76	PTR	76.34.87.116.starhub.net.sg
116.87.38.2	PTR	unknown.maxonline.com.sg
116.87.38.88	PTR	88.38.87.116.starhub.net.sg
116.87.40.33	PTR	33.40.87.116.starhub.net.sg
116.87.40.38	A	mail.july30th.com
116.87.41.103	PTR	103.41.87.116.starhub.net.sg
116.87.47.148	A	homegrownsavages.com
116.87.50.34	PTR	cm34.zeta50.maxonline.com.sg
116.87.50.96	PTR	96.50.87.116.starhub.net.sg
116.87.51.83	PTR	83.51.87.116.starhub.net.sg
116.87.51.102	PTR	102.51.87.116.starhub.net.sg
116.87.52.253	PTR	253.52.87.116.starhub.net.sg
116.87.52.253	A	black2blue.com
116.87.53.98	PTR	cm98.zeta53.maxonline.com.sg
116.87.54.31	PTR	31.54.87.116.starhub.net.sg
116.87.54.49	PTR	49.54.87.116.starhub.net.sg
116.87.56.0	PTR	unknown.maxonline.com.sg
116.87.57.77	PTR	77.57.87.116.starhub.net.sg
116.87.57.81	PTR	81.57.87.116.starhub.net.sg
116.87.57.92	PTR	92.57.87.116.starhub.net.sg
116.87.57.92	A	kbabop.com
116.87.57.92	A	daltd.jp
116.87.57.118	PTR	118.57.87.116.starhub.net.sg
116.87.57.206	PTR	206.57.87.116.starhub.net.sg
116.87.57.206	A	nowbet369.com
116.87.58.197	PTR	197.58.87.116.starhub.net.sg
116.87.58.197	A	shaekips.com
116.87.58.221	PTR	221.58.87.116.starhub.net.sg
116.87.61.32	PTR	cm32.zeta61.maxonline.com.sg
116.87.61.250	A	ecmdaily.com
116.87.63.96	PTR	cm96.zeta63.maxonline.com.sg