Robtex

Up: 123.202.148.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 123.202.149.0/25
Down right: 123.202.149.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
123.202.149.2	A+PTR	123202149002.ctinets.com
123.202.149.3	A+PTR	123202149003.ctinets.com
123.202.149.16	A+PTR	123202149016.ctinets.com
123.202.149.17	A+PTR	123202149017.ctinets.com
123.202.149.21	A+PTR	123202149021.ctinets.com
123.202.149.27	A	123202149027.ctinets.com
123.202.149.33	A+PTR	123202149033.ctinets.com
123.202.149.36	A+PTR	123202149036.ctinets.com
123.202.149.37	A+PTR	123202149037.ctinets.com
123.202.149.39	A+PTR	123202149039.ctinets.com
123.202.149.40	A+PTR	123202149040.ctinets.com
123.202.149.41	A	123202149041.ctinets.com
123.202.149.43	A+PTR	123202149043.ctinets.com
123.202.149.45	A+PTR	123202149045.ctinets.com
123.202.149.49	A+PTR	123202149049.ctinets.com
123.202.149.50	A+PTR	123202149050.ctinets.com
123.202.149.51	A+PTR	123202149051.ctinets.com
123.202.149.52	A+PTR	123202149052.ctinets.com
123.202.149.54	A+PTR	123202149054.ctinets.com
123.202.149.59	A+PTR	123202149059.ctinets.com
123.202.149.60	A+PTR	123202149060.ctinets.com
123.202.149.67	A+PTR	123202149067.ctinets.com
123.202.149.68	A+PTR	123202149068.ctinets.com
123.202.149.69	A+PTR	123202149069.ctinets.com
123.202.149.70	A+PTR	123202149070.ctinets.com
123.202.149.72	A+PTR	123202149072.ctinets.com
123.202.149.74	A+PTR	123202149074.ctinets.com
123.202.149.80	A+PTR	123202149080.ctinets.com
123.202.149.82	A+PTR	123202149082.ctinets.com
123.202.149.85	A+PTR	123202149085.ctinets.com
123.202.149.87	A+PTR	123202149087.ctinets.com
123.202.149.91	A+PTR	123202149091.ctinets.com
123.202.149.93	A+PTR	123202149093.ctinets.com
123.202.149.97	A+PTR	123202149097.ctinets.com
123.202.149.104	A+PTR	123202149104.ctinets.com
123.202.149.109	A+PTR	123202149109.ctinets.com
123.202.149.111	A+PTR	123202149111.ctinets.com
123.202.149.114	PTR	123202149114.ctinets.com
123.202.149.114	A	yk.hk
123.202.149.114	A	weare.hk
123.202.149.116	A+PTR	123202149116.ctinets.com
123.202.149.119	A+PTR	123202149119.ctinets.com
123.202.149.124	A+PTR	123202149124.ctinets.com
123.202.149.128	A+PTR	123202149128.ctinets.com
123.202.149.131	A+PTR	123202149131.ctinets.com
123.202.149.138	A+PTR	123202149138.ctinets.com
123.202.149.139	A+PTR	123202149139.ctinets.com
123.202.149.145	A+PTR	123202149145.ctinets.com
123.202.149.146	A+PTR	123202149146.ctinets.com
123.202.149.147	A+PTR	123202149147.ctinets.com
123.202.149.152	A+PTR	123202149152.ctinets.com
123.202.149.157	A+PTR	123202149157.ctinets.com
123.202.149.158	A+PTR	123202149158.ctinets.com
123.202.149.159	A+PTR	123202149159.ctinets.com
123.202.149.160	A+PTR	123202149160.ctinets.com
123.202.149.161	A+PTR	123202149161.ctinets.com
123.202.149.166	A+PTR	123202149166.ctinets.com
123.202.149.171	A+PTR	123202149171.ctinets.com
123.202.149.173	A+PTR	123202149173.ctinets.com
123.202.149.179	A+PTR	123202149179.ctinets.com
123.202.149.184	A+PTR	123202149184.ctinets.com
123.202.149.191	A+PTR	123202149191.ctinets.com
123.202.149.192	A+PTR	123202149192.ctinets.com
123.202.149.197	A+PTR	123202149197.ctinets.com
123.202.149.203	A+PTR	123202149203.ctinets.com
123.202.149.207	A+PTR	123202149207.ctinets.com
123.202.149.209	A+PTR	123202149209.ctinets.com
123.202.149.210	A+PTR	123202149210.ctinets.com
123.202.149.215	A+PTR	123202149215.ctinets.com
123.202.149.216	A+PTR	123202149216.ctinets.com
123.202.149.217	A+PTR	123202149217.ctinets.com
123.202.149.226	A+PTR	123202149226.ctinets.com
123.202.149.227	A+PTR	123202149227.ctinets.com
123.202.149.231	A+PTR	123202149231.ctinets.com
123.202.149.233	A+PTR	123202149233.ctinets.com
123.202.149.234	A+PTR	123202149234.ctinets.com
123.202.149.235	A+PTR	123202149235.ctinets.com
123.202.149.242	A+PTR	123202149242.ctinets.com
123.202.149.246	A	123202149246.ctinets.com
123.202.149.248	A+PTR	123202149248.ctinets.com