Robtex

Up: 180.151.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 180.151.76.0/23
Down right: 180.151.78.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
180.151.76.2	PTR	180.151.76.2.reverse.spectranet.in
180.151.76.19	PTR	180.151.76.19.reverse.spectranet.in
180.151.76.50	PTR	180.151.76.50.reverse.spectranet.in
180.151.76.87	PTR	180.151.76.87.reverse.spectranet.in
180.151.76.87	A	procare.in
180.151.76.130	PTR	180.151.76.130.reverse.spectranet.in
180.151.76.130	A	metalandart.in
180.151.76.131	PTR	180.151.76.131.reverse.spectranet.in
180.151.76.131	A	nmgdigital.com
180.151.76.133	PTR	180.151.76.133.reverse.spectranet.in
180.151.76.163	PTR	180.151.76.163.reverse.spectranet.in
180.151.76.211	A	smail.soaringent.com
180.151.76.226	PTR	itlinkinternational.com
180.151.76.226	PTR	mail.itlinkinternational.com
180.151.76.228	PTR	180.151.76.228.reverse.spectranet.in
180.151.76.228	A	www.umlerp.com
180.151.76.228	A	umlerp.com
180.151.77.0	PTR	180.151.77.0.reverse.spectranet.in
180.151.77.9	PTR	180.151.77.9.reverse.spectranet.in
180.151.77.15	PTR	180.151.77.15.reverse.spectranet.in
180.151.78.6	A	one.bop.in
180.151.78.7	A	klude.in
180.151.78.43	PTR	180.151.78.43.reverse.spectranet.in
180.151.78.178	PTR	180.151.78.178.reverse.spectranet.in
180.151.79.171	A+PTR	mx1.teamaviation.co.uk
180.151.79.171	PTR	mx1.teamaviation.in
180.151.79.171	PTR	mx1.cglindia.net
180.151.79.172	A+PTR	mx2.teamaviation.co.uk
180.151.79.172	PTR	mx2.cglindia.net
180.151.79.172	A+PTR	mx2.stylestudioindia.com
180.151.79.218	PTR	180.151.79.218.reverse.spectranet.in
180.151.79.230	PTR	180.151.79.230.reverse.spectranet.in
180.151.79.230	A	vpn.contata.co.in
180.151.79.230	A	smtp.axondata.biz