Robtex

Up: 136.243.220.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 136.243.221.0/25
Down right: 136.243.221.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
136.243.221.2	A+PTR	static.2.221.243.136.clients.your-server.de
136.243.221.2	A	firstclassint.ro
136.243.221.2	A	olys.ro
136.243.221.78	A+PTR	static.78.221.243.136.clients.your-server.de
136.243.221.98	PTR	alihan-ozturk-2
136.243.221.98	A	ns1.glopin.site
136.243.221.98	A	ns2.glopin.site
136.243.221.131	A+PTR	janis.hostown.net
136.243.221.132	A+PTR	joplin.hostown.net
136.243.221.139	A	*.concept-hosting.de
136.243.221.139	A	acrylics-web01.concept-hosting.de
136.243.221.139	A	concept-hosting.de
136.243.221.140	PTR	static.140.221.243.136.clients.your-server.de
136.243.221.140	A	atelier-althoefer.de
136.243.221.140	A	bergerhausen.net
136.243.221.141	A	www.personal-oberberg.de
136.243.221.141	A	personal-oberberg.de
136.243.221.149	A+PTR	host.polumish.com
136.243.221.149	A	uasmartline.com
136.243.221.149	A	szosh4.com.ua
136.243.221.151	PTR	opti2.polumish.com
136.243.221.151	A	uptel.com.ua
136.243.221.151	A	mail.uptel.com.ua
136.243.221.152	PTR	optiservice.polumish.com
136.243.221.152	A	mail.sl3pro.com
136.243.221.152	A	sl3pro.com
136.243.221.181	A	cbl.org.lr
136.243.221.182	PTR	ns.hylla.me
136.243.221.182	A	www.sard-interface.de
136.243.221.182	A	mail.sard-interface.de
136.243.221.186	A+PTR	quota-db.production.onpage.me
136.243.221.188	A	ikherson.com
136.243.221.240	PTR	ip136-243-221-240.timmeserver.de
136.243.221.240	A	e-outdoor.eu
136.243.221.241	A+PTR	host1.mail4offers.com
136.243.221.241	A	mail4offers.com