Robtex

Up: 223.31.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 223.31.192.0/20
Down right: 223.31.208.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
223.31.193.8	PTR	smail.kvbmail.com
223.31.193.8	A	mail.kvbmail.com
223.31.193.8	A	mail13.kvbmail.com
223.31.193.9	A+PTR	smail1.kvbmail.com
223.31.193.9	A	mail.kvbmail.com
223.31.193.9	A	mail13.kvbmail.com
223.31.197.236	A	7nishchay-yuvaupmission.bihar.gov.in
223.31.197.236	A	www.7nishchay-yuvaupmission.bihar.gov.in
223.31.198.246	A	aidemy.org
223.31.199.22	A	dns3.bihar.gov.in
223.31.199.163	A	www.akuexams.in
223.31.199.163	A	akuexams.in
223.31.208.226	A	zimbra.pocl.co.in
223.31.210.28	A	talenta2z.com
223.31.216.188	A	apps.linkintime.co.in
223.31.216.194	A	sis.linkintime.co.in
223.31.216.194	A	linkintime.co.in
223.31.219.28	A	cwcwms.com
223.31.219.30	A	www.teamharyana.com
223.31.219.65	A	ns4.nivalink.com
223.31.219.65	A	mail.nivalink.org
223.31.219.65	A	ns2.holxo.com
223.31.219.154	A	indianpcs.gov.in
223.31.220.24	A	gnsquotient.com
223.31.220.84	PTR	mhrdnats.gov.in
223.31.220.84	A	www.boat-srp.com
223.31.220.93	A	bgbebanking.com
223.31.220.102	PTR	mhrdnats.gov.in
223.31.220.102	A	portal.mhrdnats.gov.in
223.31.220.111	A	sifytechnologies.com
223.31.220.111	A	www.sifytechnologies.com
223.31.220.117	A	www.matagroup.net
223.31.220.180	A	www.justverified.in
223.31.220.180	A	justverified.in
223.31.220.234	A	cavinhub.com
223.31.221.204	A	francevac-ua.com
223.31.221.204	A	vfs-italy.co.in
223.31.221.204	A	vfs-france.com
223.31.223.114	PTR	223-30-0-0.lan.sify.net
223.31.223.114	A	iib.gov.in
223.31.223.179	A	blr.gslb.sify.net