Robtex

Up: 182.73.0.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 182.73.0.0/24
Down right: 182.73.1.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
182.73.0.4	PTR	nsg-static-004.0.73.182.airtelbroadband.in
182.73.0.7	PTR	nsg-static-007.0.73.182.airtelbroadband.in
182.73.0.10	A+PTR	mx.tasa.asia
182.73.0.10	A+PTR	mx.tasaresources.com
182.73.0.10	PTR	mx.nuvoindia.in
182.73.0.12	PTR	mx.tasa.asia
182.73.0.12	PTR	mx.tasaresources.com
182.73.0.12	PTR	mx.nuvoindia.in
182.73.0.81	PTR	nsg-static-081.0.73.182.airtelbroadband.in
182.73.0.85	PTR	nsg-static-085.0.73.182.airtelbroadband.in
182.73.0.90	PTR	nsg-static-090.0.73.182.airtelbroadband.in
182.73.0.91	A+PTR	mail1.swagath.in
182.73.0.91	A	swagath.in
182.73.0.91	A	mail1.theoceanpearl.in
182.73.0.92	PTR	nsg-static-092.0.73.182.airtelbroadband.in
182.73.0.92	A	mail.swagath.in
182.73.0.169	PTR	nsg-static-169.0.73.182.airtelbroadband.in
182.73.0.236	A	tripchatz.com
182.73.1.8	PTR	nsg-static-008.1.73.182.airtelbroadband.in
182.73.1.22	PTR	nsg-static-022.1.73.182.airtelbroadband.in
182.73.1.26	PTR	nsg-static-026.1.73.182.airtelbroadband.in
182.73.1.36	PTR	nsg-static-036.1.73.182.airtelbroadband.in
182.73.1.42	PTR	nsg-static-042.1.73.182.airtelbroadband.in
182.73.1.47	PTR	nsg-static-047.1.73.182.airtelbroadband.in
182.73.1.63	PTR	nsg-static-063.1.73.182.airtelbroadband.in
182.73.1.65	PTR	nsg-static-065.1.73.182.airtelbroadband.in
182.73.1.72	PTR	nsg-static-072.1.73.182.airtelbroadband.in
182.73.1.76	PTR	nsg-static-076.1.73.182.airtelbroadband.in
182.73.1.80	PTR	nsg-static-080.1.73.182.airtelbroadband.in
182.73.1.85	PTR	nsg-static-085.1.73.182.airtelbroadband.in
182.73.1.91	PTR	nsg-static-091.1.73.182.airtelbroadband.in
182.73.1.91	A	madinia.in
182.73.1.92	PTR	nsg-static-092.1.73.182.airtelbroadband.in
182.73.1.97	PTR	nsg-static-097.1.73.182.airtelbroadband.in
182.73.1.182	PTR	itcol.co.in