Robtex

Up: 124.7.40.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 124.7.40.0/23
Down right: 124.7.42.0/23

IP	Type	Hostname
124.7.40.26	PTR	segment-124-7.sify.net
124.7.40.47	PTR	segment-124-7.sify.net
124.7.40.62	PTR	segment-124-7.sify.net
124.7.40.73	PTR	segment-124-7.sify.net
124.7.40.122	PTR	segment-124-7.sify.net
124.7.40.126	PTR	segment-124-7.sify.net
124.7.40.150	PTR	segment-124-7.sify.net
124.7.40.225	PTR	segment-124-7.sify.net
124.7.40.251	PTR	segment-124-7.sify.net
124.7.42.0	PTR	segment-124-7.sify.net
124.7.42.7	PTR	segment-124-7.sify.net
124.7.42.29	PTR	segment-124-7.sify.net
124.7.42.57	PTR	segment-124-7.sify.net
124.7.42.61	PTR	segment-124-7.sify.net
124.7.42.76	PTR	segment-124-7.sify.net
124.7.42.77	PTR	segment-124-7.sify.net
124.7.42.93	PTR	segment-124-7.sify.net
124.7.42.116	PTR	segment-124-7.sify.net
124.7.42.135	PTR	segment-124-7.sify.net
124.7.42.147	PTR	segment-124-7.sify.net
124.7.42.156	PTR	segment-124-7.sify.net
124.7.42.157	PTR	segment-124-7.sify.net
124.7.42.183	PTR	segment-124-7.sify.net
124.7.42.191	PTR	segment-124-7.sify.net
124.7.42.199	PTR	segment-124-7.sify.net
124.7.42.215	PTR	segment-124-7.sify.net
124.7.42.217	PTR	segment-124-7.sify.net
124.7.42.230	PTR	segment-124-7.sify.net
124.7.42.251	PTR	segment-124-7.sify.net
124.7.42.254	PTR	segment-124-7.sify.net
124.7.43.2	A+PTR	mail1.lodhagroup.com
124.7.43.3	A	mail2.lodhagroup.com
124.7.43.10	PTR	www.spykarmails.com
124.7.43.10	A	spykarmails.com
124.7.43.100	PTR	segment-124-7.sify.net
124.7.43.100	A	fastaglogin.icicibank.com
124.7.43.103	A	fastagiss.icicibank.com
124.7.43.150	A	www.sponecloud.com
124.7.43.219	PTR	segment-124-7.sify.net