Robtex

Up: 49.248.28.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 49.248.30.0/24
Down right: 49.248.31.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
49.248.30.18	PTR	mails.enviirobulkk.com
49.248.30.19	A+PTR	mails.enviirobulkk.com
49.248.30.19	A	enviirobulkk.com
49.248.30.26	A	trustcomputerservices.in
49.248.30.154	A	almondzin.com
49.248.31.18	PTR	smtp.ttml.co.in
49.248.31.36	A	mail.qubehrm.com
49.248.31.122	PTR	smtp.ttml.co.in
49.248.31.132	PTR	mail.brittindia.com
49.248.31.132	A	mail.bwwasiapacific.com
49.248.31.134	PTR	smtp.ttml.co.in
49.248.31.135	A	csr.brittindia.com
49.248.31.137	PTR	smtp.ttml.co.in
49.248.31.141	A	ns4.genesissolution.net
49.248.31.141	A	ns3.genesissolution.net
49.248.31.142	PTR	smtp.ttml.co.in
49.248.31.142	A	mail.bwwasiapacific.com
49.248.31.142	A	bwwglobalonline.com
49.248.31.164	PTR	mail.alkem.com
49.248.31.164	PTR	mail.alkem.in
49.248.31.164	PTR	mail.alkem.co.in
49.248.31.175	PTR	smtp.ttml.co.in
49.248.31.175	A	www.alkemcrm.com
49.248.31.175	A	alkemcrm.com
49.248.31.181	PTR	smtp.ttml.co.in
49.248.31.181	A	alkemites.com
49.248.31.181	A	www.alkemites.com
49.248.31.182	PTR	smtp.ttml.co.in
49.248.31.182	A	www.alkemonline.com
49.248.31.183	PTR	smtp.ttml.co.in
49.248.31.183	A	ns2.alkemites.com
49.248.31.183	A	ns2.alkemonline.com
49.248.31.185	PTR	mail.alkem.co.in
49.248.31.186	PTR	mail.alkem.co.in
49.248.31.202	PTR	smtp.ttml.co.in
49.248.31.218	PTR	smtp.ttml.co.in
49.248.31.222	PTR	smtp.ttml.co.in