Robtex

Up: 116.88.208.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 116.88.212.0/23
Down right: 116.88.214.0/23

IP	Type	Hostname
116.88.212.44	PTR	44.212.88.116.starhub.net.sg
116.88.212.220	PTR	220.212.88.116.starhub.net.sg
116.88.213.103	PTR	103.213.88.116.starhub.net.sg
116.88.213.162	PTR	162.213.88.116.starhub.net.sg
116.88.214.243	A	onlsg.com