Robtex

Up: 49.248.128.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 49.248.132.0/23
Down right: 49.248.134.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
49.248.132.1	PTR	smtp.ttml.co.in
49.248.132.47	PTR	smtp.ttml.co.in
49.248.132.72	PTR	static-72.132.248.49-tataidc.co.in
49.248.132.72	A	genesishotel.co.in
49.248.132.72	A	genesisresorts.info
49.248.132.74	PTR	smtp.ttml.co.in
49.248.132.79	A	credencemail.net
49.248.133.65	PTR	smtp.ttml.co.in
49.248.133.65	A	dreamworksmumbai.com
49.248.133.65	A	www.dreamworksmumbai.com
49.248.133.72	PTR	static-72.133.248.49-tataidc.co.in
49.248.133.72	A	www.jeevansangini.net
49.248.133.72	A	rocktech.in
49.248.133.105	PTR	smtp.ttml.co.in
49.248.133.121	PTR	smtp.ttml.co.in
49.248.133.128	PTR	smtp.ttml.co.in
49.248.134.190	PTR	smtp.ttml.co.in
49.248.134.241	PTR	smtp.ttml.co.in
49.248.134.241	A	mail.sumcoflanges.com
49.248.134.241	A	mail.aasthaparivaar.org
49.248.134.249	PTR	smtp.ttml.co.in
49.248.135.37	PTR	smtp.ttml.co.in
49.248.135.51	PTR	smtp.ttml.co.in