Robtex

Up: 202.156.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 202.156.248.0/22
Down right: 202.156.252.0/22

IP	Type	Hostname
202.156.249.10	PTR	10.249.156.202.starhub.net.sg
202.156.249.82	PTR	82.249.156.202.starhub.net.sg
202.156.249.121	PTR	121.249.156.202.starhub.net.sg
202.156.249.168	PTR	168.249.156.202.starhub.net.sg
202.156.249.242	PTR	242.249.156.202.starhub.net.sg
202.156.249.242	A	suno3.com
202.156.250.56	PTR	unknown.maxonline.com.sg
202.156.252.121	PTR	121.252.156.202.starhub.net.sg
202.156.252.136	PTR	136.252.156.202.starhub.net.sg
202.156.253.40	PTR	40.253.156.202.starhub.net.sg
202.156.253.154	PTR	154.253.156.202.starhub.net.sg
202.156.253.208	PTR	208.253.156.202.starhub.net.sg
202.156.253.242	PTR	242.253.156.202.starhub.net.sg