Robtex

Up: 115.111.232.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 115.111.236.0/23
Down right: 115.111.238.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
115.111.236.26	PTR	115.111.236.26.static-chennai.vsnl.net.in
115.111.236.131	PTR	115.111.236.131.static-chennai.vsnl.net.in
115.111.236.160	PTR	115.111.236.160.static-chennai.vsnl.net.in
115.111.237.4	PTR	115.111.237.4.static-chennai.vsnl.net.in
115.111.237.25	PTR	115.111.237.25.static-chennai.vsnl.net.in
115.111.237.34	PTR	mail.caddcentre.co.in
115.111.237.74	PTR	115.111.237.74.static-chennai.vsnl.net.in
115.111.237.75	PTR	115.111.237.75.static-chennai.vsnl.net.in
115.111.237.77	PTR	115.111.237.77.static-chennai.vsnl.net.in
115.111.237.77	A	forms.rsmipl.com
115.111.237.104	PTR	115.111.237.104.static-chennai.vsnl.net.in
115.111.237.112	PTR	115.111.237.112.static-chennai.vsnl.net.in
115.111.237.118	PTR	115.111.237.118.static-chennai.vsnl.net.in
115.111.237.143	PTR	115.111.237.143.static-chennai.vsnl.net.in
115.111.237.183	PTR	115.111.237.183.static-chennai.vsnl.net.in
115.111.237.194	PTR	chettinadcement.com
115.111.237.209	PTR	115.111.237.209.static-chennai.vsnl.net.in
115.111.237.234	PTR	115.111.237.234.static-chennai.vsnl.net.in
115.111.238.33	PTR	mail.meru.co.in
115.111.238.34	PTR	meru.co.in
115.111.238.34	A	tncricket.com
115.111.238.35	PTR	115.111.238.35.static-chennai.vsnl.net.in
115.111.238.36	PTR	115.111.238.36.static-chennai.vsnl.net.in
115.111.238.36	A	mail1.meru.ind.in
115.111.238.37	PTR	mctpl.co.in
115.111.238.38	PTR	115.111.238.38.static-chennai.vsnl.net.in
115.111.238.38	A	mail2.meru.ind.in
115.111.238.53	PTR	115.111.238.53.static-chennai.vsnl.net.in
115.111.238.65	PTR	115.111.238.65.static-chennai.vsnl.net.in
115.111.238.70	PTR	115.111.238.70.static-chennai.vsnl.net.in
115.111.238.86	PTR	115.111.238.86.static-chennai.vsnl.net.in
115.111.238.138	PTR	115.111.238.138.static-chennai.vsnl.net.in
115.111.238.144	PTR	115.111.238.144.static-chennai.vsnl.net.in
115.111.238.163	PTR	115.111.238.163.static-chennai.vsnl.net.in
115.111.238.171	PTR	115.111.238.171.static-chennai.vsnl.net.in
115.111.238.200	PTR	115.111.238.200.static-chennai.vsnl.net.in
115.111.238.210	PTR	mail3.miothospitals.com
115.111.238.210	A	mail.miothospitals.com
115.111.238.236	PTR	115.111.238.236.static-chennai.vsnl.net.in
115.111.238.236	A	indiaroaming.com
115.111.238.241	PTR	115.111.238.241.static-chennai.vsnl.net.in
115.111.239.36	PTR	115.111.239.36.static-chennai.vsnl.net.in
115.111.239.45	PTR	115.111.239.45.static-chennai.vsnl.net.in
115.111.239.97	A+PTR	mail1.meru.co.in
115.111.239.98	PTR	115.111.239.98.static-chennai.vsnl.net.in
115.111.239.98	A	tncricket.com
115.111.239.101	PTR	115.111.239.101.static-chennai.vsnl.net.in
115.111.239.101	A	www.meru.co.in
115.111.239.101	A	mctpl.co.in
115.111.239.103	PTR	115.111.239.103.static-chennai.vsnl.net.in
115.111.239.103	A	www.meru.ind.in
115.111.239.105	A+PTR	meru.ind.in
115.111.239.105	A	mail.ebulkmailer.in
115.111.239.105	A	mail.meru.ind.in
115.111.239.202	PTR	115.111.239.202.static-chennai.vsnl.net.in