Robtex

Up: 192.3.248.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 192.3.248.0/23
Down right: 192.3.250.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.3.248.134	A	ns1.eurosexguide.net
192.3.248.134	A	ns2.eurosexguide.net
192.3.248.134	A	mail.eurosexguide.net
192.3.248.136	PTR	136-248-3-192.openvirtuals.com
192.3.248.136	A	ns3.nfsroot.de
192.3.248.145	PTR	145-248-3-192.openvirtuals.com
192.3.248.145	A	660686.com
192.3.248.151	PTR	151-248-3-192.openvirtuals.com
192.3.248.151	A	hostmaster.faq.lc
192.3.248.151	A	faq.lc
192.3.248.162	PTR	162-248-3-192.openvirtuals.com
192.3.248.162	A	newyorkstatefestivals.com
192.3.248.162	A	techxcellence.net
192.3.248.167	PTR	167-248-3-192.openvirtuals.com
192.3.248.167	A	evolution.studio
192.3.248.167	A	interpulse.com.au
192.3.248.193	A	mail.zepy.net
192.3.248.199	A	mail.securityvote.com
192.3.248.199	A	mail.starmaster.org
192.3.248.201	A	tvc.red
192.3.249.27	A	bluntchat.net
192.3.249.35	PTR	192-3-249-35-host.colocrossing.com
192.3.249.35	A	mail.judibolaonline.info
192.3.249.35	A	judibolaonline.info
192.3.249.74	PTR	192-3-249-74-host.colocrossing.com
192.3.249.83	PTR	192-3-249-83-host.colocrossing.com
192.3.249.110	PTR	192-3-249-110-host.colocrossing.com
192.3.249.112	A	stevemtse.com
192.3.249.125	A	allmovies.ge
192.3.249.131	PTR	192-3-249-131-host.colocrossing.com
192.3.249.162	A+PTR	dopechat.net
192.3.251.34	PTR	192-3-251-34-host.colocrossing.com
192.3.251.43	A	firstnationalbank.us
192.3.251.53	PTR	192-3-251-53-host.colocrossing.com
192.3.251.64	PTR	192-3-251-64-host.colocrossing.com
192.3.251.81	PTR	192-3-251-81-host.colocrossing.com
192.3.251.86	PTR	192-3-251-86-host.colocrossing.com
192.3.251.195	PTR	192-3-251-195-host.colocrossing.com
192.3.251.195	A	aliyunduo.com.94k.org
192.3.251.195	A	aliyunduo.com
192.3.251.206	PTR	192-3-251-206-host.colocrossing.com
192.3.251.206	A	008y.cn
192.3.251.206	A	9p010.cn
192.3.251.209	A	skm19.com
192.3.251.214	PTR	192-3-251-214-host.colocrossing.com
192.3.251.228	A	baibianpijian.com
192.3.251.229	PTR	192-3-251-229-host.colocrossing.com
192.3.251.229	A	billigreplicauhren.com
192.3.251.230	A	replicasrelogiosvenda.com
192.3.251.231	A	copiasderelogios.com
192.3.251.232	PTR	192-3-251-232-host.colocrossing.com
192.3.251.232	A	montresrolexsuisses.com
192.3.251.243	PTR	192-3-251-243-host.colocrossing.com
192.3.251.243	A	penaea.shansa.win
192.3.251.243	A	riverty.top
192.3.251.248	PTR	192-3-251-248-host.colocrossing.com
192.3.251.248	A	srvfrogs.us
192.3.251.248	A	acerval.srvfrogs.us
192.3.251.249	PTR	192-3-251-249-host.colocrossing.com
192.3.251.249	A	ns7.enness.ca
192.3.251.251	PTR	192-3-251-251-host.colocrossing.com
192.3.251.251	A	checktexfit.com
192.3.251.254	PTR	192-3-251-254-host.colocrossing.com
192.3.251.254	A	riebeckite.bchhu.top
192.3.251.254	A	feculence.kapet.us