Robtex

Up: 202.89.252.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 202.89.252.0/25
Down right: 202.89.252.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
202.89.252.1	PTR	ns1.technoworks.net
202.89.252.1	A	mail.100eng.com
202.89.252.1	A	greateastern.com.hk
202.89.252.2	PTR	ns2.technoworks.net
202.89.252.117	PTR	ns3.technoworks.net
202.89.252.118	PTR	ns4.technoworks.net
202.89.252.234	A	hk-456.com