Robtex

Up: 182.71.88.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 182.71.88.0/23
Down right: 182.71.90.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
182.71.88.22	PTR	nsg-static-022.88.71.182.airtel.in
182.71.88.74	PTR	nsg-static-074.88.71.182.airtel.in
182.71.88.82	PTR	nsg-static-082.88.71.182.airtel.in
182.71.88.108	A	prabhukripa.net
182.71.88.142	PTR	nsg-static-142.88.71.182.airtel.in
182.71.88.146	PTR	nsg-static-146.88.71.182.airtel.in
182.71.88.170	PTR	nsg-static-170.88.71.182.airtel.in
182.71.88.177	PTR	nsg-static-177.88.71.182.airtel.in
182.71.88.211	PTR	mail.desein.com
182.71.88.211	PTR	mail.deseinindure.com
182.71.88.211	PTR	mail.energyengrs.com
182.71.88.213	A	portia.deseinindure.com
182.71.89.44	PTR	nsg-static-044.89.71.182.airtel.in
182.71.89.152	PTR	nsg-static-152.89.71.182.airtel.in
182.71.89.198	PTR	nsg-static-198.89.71.182.airtel.in
182.71.89.245	PTR	nsg-static-245.89.71.182.airtel.in
182.71.90.14	PTR	nsg-static-014.90.71.182.airtel.in
182.71.90.90	PTR	nsg-static-090.90.71.182.airtel.in
182.71.90.158	PTR	nsg-static-158.90.71.182.airtel.in
182.71.90.210	PTR	nsg-static-210.90.71.182.airtel.in
182.71.91.23	PTR	nsg-static-023.91.71.182.airtel.in
182.71.91.36	PTR	nsg-static-036.91.71.182.airtel.in
182.71.91.70	PTR	nsg-static-070.91.71.182.airtel.in
182.71.91.99	PTR	nsg-static-099.91.71.182.airtel.in
182.71.91.101	PTR	nsg-static-101.91.71.182.airtel.in
182.71.91.197	PTR	nsg-static-197.91.71.182.airtel.in