Robtex

Up: 45.123.216.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 45.123.216.0/23
Down right: 45.123.218.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
45.123.216.135	PTR	kol-45.123.216.135.pmpl-broadband.net
45.123.217.87	PTR	kol-45.123.217.87.pmpl-broadband.net
45.123.217.87	A	nayek.co.in
45.123.217.106	PTR	kol-45.123.217.106.pmpl-broadband.net
45.123.217.153	A	mail.topgripinst.com
45.123.217.153	A	ns1.onesolution.biz
45.123.217.153	A	mail.kdpalace.com
45.123.217.249	PTR	mail.onesolutionindia.net
45.123.217.249	A	ns2.chardhamtourism.co.in
45.123.217.249	A	mail2.cenofil.com