Robtex

Up: 49.248.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 49.248.136.0/22
Down right: 49.248.140.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
49.248.136.83	A	lmsplmail.com
49.248.137.24	PTR	smtp.ttml.co.in
49.248.137.24	A	mail.cdesk.in
49.248.137.34	PTR	ns2.ctns.info
49.248.137.34	A	mail.unibrid.com
49.248.137.34	A	mail.pharmatechengg.com
49.248.137.35	PTR	ns2.ctns.info
49.248.138.81	PTR	smtp.ttml.co.in
49.248.138.154	PTR	mail.inbpo.com
49.248.138.155	PTR	mail.inbpo.com
49.248.138.180	A	ccreservations.com
49.248.139.2	PTR	smtp.ttml.co.in
49.248.139.24	PTR	smtp.ttml.co.in
49.248.139.78	A	mx1.excellenceserver.com
49.248.140.1	PTR	smtp.ttml.co.in
49.248.140.9	PTR	smtp.ttml.co.in
49.248.140.10	PTR	smtp.ttml.co.in
49.248.140.51	PTR	smtp.ttml.co.in
49.248.140.98	PTR	smtp.ttml.co.in
49.248.140.120	PTR	smtp.ttml.co.in
49.248.140.131	A	rxofficehms.com
49.248.140.203	PTR	smtp.ttml.co.in
49.248.140.203	A	itshastra.net
49.248.140.203	A	smtp.itshastra.net
49.248.140.204	A	nandurbar.net
49.248.140.218	PTR	smtp.ttml.co.in
49.248.140.226	A	techenceit.com
49.248.140.226	A	www.techenceit.com
49.248.140.227	PTR	static-227.140.248.49-tataidc.co.in
49.248.140.246	A	mail01.bridgestone.co.in
49.248.140.247	A	smtp.bridgestone.co.in
49.248.140.247	A	pop.bridgestone.co.in
49.248.140.247	A	webmail.bridgestone.co.in
49.248.141.6	PTR	smtp.ttml.co.in
49.248.141.6	A	sourceseller.com
49.248.141.107	PTR	smtp.ttml.co.in
49.248.141.109	A	spancocsc.com
49.248.141.141	A+PTR	mymail.accurate.co.in
49.248.142.82	PTR	static-82.142.248.49-tataidc.co.in
49.248.142.82	A	mail.tsrdarashaw.com
49.248.142.83	PTR	smtp.ttml.co.in
49.248.142.85	A	tsrdarashaw.com
49.248.142.85	A	payroll.tsrdarashaw.com
49.248.142.90	A	mail.pngsl.com
49.248.143.2	A	mail.slpci.com
49.248.143.2	A	alice.slpci.com
49.248.143.27	PTR	smtp.ttml.co.in
49.248.143.27	A	www.sanjayjha.com
49.248.143.108	A	www.iokcoe.ac.in
49.248.143.178	PTR	smtp.ttml.co.in
49.248.143.218	PTR	smtp.ttml.co.in