Robtex

Up: 115.112.152.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 115.112.156.0/23
Down right: 115.112.158.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
115.112.156.12	PTR	115.112.156.12.static-delhi.vsnl.net.in
115.112.156.20	PTR	115.112.156.20.static-delhi.vsnl.net.in
115.112.156.70	PTR	115.112.156.70.static-delhi.vsnl.net.in
115.112.156.71	PTR	115.112.156.71.static-delhi.vsnl.net.in
115.112.156.72	PTR	115.112.156.72.static-delhi.vsnl.net.in
115.112.156.80	PTR	115.112.156.80.static-delhi.vsnl.net.in
115.112.156.90	A	mail.addc.co
115.112.156.128	PTR	115.112.156.128.static-delhi.vsnl.net.in
115.112.156.162	PTR	115.112.156.162.static-delhi.vsnl.net.in
115.112.156.188	PTR	115.112.156.188.static-delhi.vsnl.net.in
115.112.156.228	PTR	115.112.156.228.static-delhi.vsnl.net.in
115.112.157.4	PTR	stadtlebenhamburg.com
115.112.157.4	PTR	vanaretreats.com
115.112.157.4	PTR	malsiestates.com
115.112.157.10	PTR	115.112.157.10.static-delhi.vsnl.net.in
115.112.157.10	A	mx2.modelamaexports.com
115.112.157.10	A	gurgaon1.modelamaexports.com
115.112.157.12	PTR	115.112.157.12.static-delhi.vsnl.net.in
115.112.157.12	A	gurgaon1.modelamaexports.com
115.112.157.12	A	gurgaon.modelamaexports.com
115.112.157.16	PTR	115.112.157.16.static-delhi.vsnl.net.in
115.112.157.20	PTR	115.112.157.20.static-delhi.vsnl.net.in
115.112.157.29	PTR	115.112.157.29.static-delhi.vsnl.net.in
115.112.157.58	PTR	115.112.157.58.static-delhi.vsnl.net.in
115.112.157.59	A	mail.rosmertaautotech.com
115.112.157.92	PTR	115.112.157.92.static-delhi.vsnl.net.in
115.112.157.132	PTR	mail6.hmel.in
115.112.157.133	PTR	mail5.hmel.in
115.112.157.135	PTR	115.112.157.135.static-delhi.vsnl.net.in
115.112.157.171	PTR	115.112.157.171.static-delhi.vsnl.net.in
115.112.157.203	PTR	115.112.157.203.static-delhi.vsnl.net.in
115.112.157.228	PTR	115.112.157.228.static-delhi.vsnl.net.in
115.112.157.229	PTR	115.112.157.229.static-delhi.vsnl.net.in
115.112.158.2	A	mailrelay4.agcnetworks.com
115.112.158.3	PTR	115.112.158.3.static-delhi.vsnl.net.in
115.112.158.3	A	mailrelay1.agcnetworks.com
115.112.158.4	A	mailrelay2.agcnetworks.com
115.112.158.5	A	gurex01.agcnetworks.com
115.112.158.7	PTR	115.112.158.7.static-delhi.vsnl.net.in
115.112.158.7	A	remotebkp.agcnetworks.com
115.112.158.39	PTR	115.112.158.39.static-delhi.vsnl.net.in
115.112.158.174	PTR	115.112.158.174.static-delhi.vsnl.net.in
115.112.158.204	PTR	115.112.158.204.static-delhi.vsnl.net.in
115.112.158.218	PTR	115.112.158.218.static-delhi.vsnl.net.in
115.112.159.4	PTR	115.112.159.4.static-delhi.vsnl.net.in
115.112.159.49	PTR	115.112.159.49.static-delhi.vsnl.net.in
115.112.159.66	PTR	opusingllc.com
115.112.159.162	PTR	115.112.159.162.static-delhi.vsnl.net.in
115.112.159.196	PTR	115.112.159.196.static-delhi.vsnl.net.in