Robtex

Up: 116.88.224.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 116.88.224.0/21
Down right: 116.88.232.0/21

IP	Type	Hostname
116.88.225.38	PTR	38.225.88.116.starhub.net.sg
116.88.226.15	PTR	15.226.88.116.starhub.net.sg
116.88.226.76	PTR	76.226.88.116.starhub.net.sg
116.88.227.134	PTR	134.227.88.116.starhub.net.sg
116.88.228.207	PTR	unknown.maxonline.com.sg
116.88.229.131	PTR	unknown.maxonline.com.sg
116.88.230.47	PTR	47.230.88.116.starhub.net.sg
116.88.231.210	PTR	210.231.88.116.starhub.net.sg
116.88.232.1	PTR	1.232.88.116.starhub.net.sg
116.88.232.2	PTR	2.232.88.116.starhub.net.sg
116.88.232.3	PTR	3.232.88.116.starhub.net.sg
116.88.232.49	PTR	49.232.88.116.starhub.net.sg
116.88.232.65	PTR	65.232.88.116.starhub.net.sg
116.88.232.99	PTR	99.232.88.116.starhub.net.sg
116.88.232.241	PTR	241.232.88.116.starhub.net.sg
116.88.232.243	PTR	243.232.88.116.starhub.net.sg
116.88.233.97	PTR	97.233.88.116.starhub.net.sg
116.88.239.14	PTR	unknown.maxonline.com.sg