Robtex

Up: 202.156.48.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 202.156.52.0/23
Down right: 202.156.54.0/23

IP	Type	Hostname
202.156.52.147	PTR	147.52.156.202.starhub.net.sg
202.156.52.147	A	cm147.gamma52.maxonline.com.sg
202.156.54.3	PTR	3.54.156.202.starhub.net.sg
202.156.54.14	PTR	14.54.156.202.starhub.net.sg
202.156.54.29	PTR	29.54.156.202.starhub.net.sg
202.156.54.33	PTR	33.54.156.202.starhub.net.sg
202.156.54.53	PTR	53.54.156.202.starhub.net.sg
202.156.54.59	PTR	59.54.156.202.starhub.net.sg
202.156.54.69	PTR	69.54.156.202.starhub.net.sg
202.156.54.80	PTR	80.54.156.202.starhub.net.sg
202.156.54.83	PTR	83.54.156.202.starhub.net.sg
202.156.54.90	A	cm90.gamma54.maxonline.com.sg
202.156.54.93	PTR	93.54.156.202.starhub.net.sg
202.156.54.97	PTR	97.54.156.202.starhub.net.sg
202.156.54.99	PTR	99.54.156.202.starhub.net.sg
202.156.54.113	PTR	cm113.gamma54.maxonline.com.sg
202.156.54.114	PTR	114.54.156.202.starhub.net.sg
202.156.54.116	PTR	116.54.156.202.starhub.net.sg
202.156.54.120	PTR	cm120.gamma54.maxonline.com.sg
202.156.54.137	PTR	137.54.156.202.starhub.net.sg
202.156.54.138	PTR	138.54.156.202.starhub.net.sg
202.156.54.147	PTR	147.54.156.202.starhub.net.sg
202.156.54.153	PTR	153.54.156.202.starhub.net.sg
202.156.54.193	PTR	193.54.156.202.starhub.net.sg
202.156.54.203	PTR	203.54.156.202.starhub.net.sg
202.156.54.224	PTR	224.54.156.202.starhub.net.sg
202.156.55.184	A	cm184.gamma55.maxonline.com.sg