Robtex

Up: 80.249.100.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 80.249.100.0/25
Down right: 80.249.100.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.249.100.2	A	th1.icb.co.uk
80.249.100.3	PTR	th2.icb.co.uk
80.249.100.5	PTR	th4.icb.co.uk
80.249.100.5	A	catapult.io
80.249.100.5	A	torres.io
80.249.100.7	A	ip100-7.thdo.ncuk.net
80.249.100.15	A+PTR	ip100-15.thdo.ncuk.net
80.249.100.22	A	ip100-22.thdo.ncuk.net
80.249.100.23	A	ip100-23.thdo.ncuk.net
80.249.100.26	A+PTR	ip100-26.thdo.ncuk.net
80.249.100.29	A	ip100-29.thdo.ncuk.net
80.249.100.32	PTR	broadcast-ip100-32.test.ncuk.net
80.249.100.34	PTR	ip100-34.thdo.ncuk.net
80.249.100.36	A+PTR	ip100-36.thdo.ncuk.net
80.249.100.36	A	www.get.io
80.249.100.36	A	get.io
80.249.100.37	PTR	ip100-37.thdo.ncuk.net
80.249.100.37	A	catapult.io
80.249.100.37	A	u-tokyo.ac
80.249.100.38	A	ip100-38.thdo.ncuk.net
80.249.100.41	A	ip100-41.thdo.ncuk.net
80.249.100.44	PTR	ns-d1.tm
80.249.100.44	A	ns-l1.tm
80.249.100.44	A	ip100-44.thdo.ncuk.net
80.249.100.54	A	ip100-54.thdo.ncuk.net
80.249.100.56	PTR	ip100-56.thdo.ncuk.net
80.249.100.56	A	dns8.communitydns.net
80.249.100.56	A	dns8.cdns.com
80.249.100.57	A+PTR	ip100-57.thdo.ncuk.net
80.249.100.58	A+PTR	ip100-58.thdo.ncuk.net
80.249.100.58	A	hosting3.cdns.net
80.249.100.59	PTR	ip100-59.thdo.ncuk.net
80.249.100.59	A	mail.whoa.io
80.249.100.59	A	viv.io
80.249.100.76	A	tribble.ncuk.net
80.249.100.77	A	moocat.ncuk.net
80.249.100.78	A	rafish.ncuk.net
80.249.100.82	A	ip100-82.thdo.ncuk.net
80.249.100.83	A	ip100-83.thdo.ncuk.net
80.249.100.87	A	ip100-87.thdo.ncuk.net
80.249.100.96	A	ip100-96.thdo.ncuk.net
80.249.100.98	A	ip100-98.thdo.ncuk.net
80.249.100.102	A	ip100-102.thdo.ncuk.net
80.249.100.106	A	ip100-106.thdo.ncuk.net
80.249.100.108	A	ip100-108.thdo.ncuk.net
80.249.100.109	A	ip100-109.thdo.ncuk.net
80.249.100.110	A	ip100-110.thdo.ncuk.net
80.249.100.112	A	ip100-112.thdo.ncuk.net
80.249.100.115	A	ip100-115.thdo.ncuk.net
80.249.100.117	A	ip100-117.thdo.ncuk.net
80.249.100.119	A	ip100-119.thdo.ncuk.net
80.249.100.121	A	ip100-121.thdo.ncuk.net
80.249.100.122	A	parentsupermarket.com
80.249.100.122	A	ip100-122.thdo.ncuk.net
80.249.100.132	A	ip100-132.thdo.ncuk.net
80.249.100.134	PTR	ip100-134.thdo.ncuk.net
80.249.100.138	A	ip100-138.thdo.ncuk.net
80.249.100.139	A	ip100-139.thdo.ncuk.net
80.249.100.140	A	ip100-140.thdo.ncuk.net
80.249.100.141	PTR	ip100-141.thdo.ncuk.net
80.249.100.141	A	mylostaccount.com
80.249.100.141	A	www.mylostaccount.co.uk
80.249.100.144	A	ip100-144.thdo.ncuk.net
80.249.100.145	PTR	ip100-145.thdo.ncuk.net
80.249.100.145	A	thinkdifferentlyaboutautism.org.uk
80.249.100.145	A	autismcampaign.org.uk
80.249.100.148	A	ip100-148.thdo.ncuk.net
80.249.100.149	PTR	pxc.wrenhill.com
80.249.100.149	A	ip100-149.thdo.ncuk.net
80.249.100.149	A	autismdirectory.co.uk
80.249.100.152	A	ip100-152.thdo.ncuk.net
80.249.100.153	A	ip100-153.thdo.ncuk.net
80.249.100.154	A	ip100-154.thdo.ncuk.net
80.249.100.155	A	ip100-155.thdo.ncuk.net
80.249.100.156	A	ip100-156.thdo.ncuk.net
80.249.100.157	A	ip100-157.thdo.ncuk.net
80.249.100.158	A	ip100-158.thdo.ncuk.net
80.249.100.163	A	ip100-163.thdo.ncuk.net
80.249.100.166	A	ip100-166.thdo.ncuk.net
80.249.100.167	A+PTR	ip100-167.thdo.ncuk.net
80.249.100.169	A	ip100-169.thdo.ncuk.net
80.249.100.174	A	secure.winstant.com
80.249.100.174	A	ip100-174.thdo.ncuk.net
80.249.100.175	PTR	vadws1.wrenhill.com
80.249.100.175	A	redir.winstant.com
80.249.100.175	A	ip100-175.thdo.ncuk.net
80.249.100.177	A	ip100-177.thdo.ncuk.net
80.249.100.178	A+PTR	ip100-178.thdo.ncuk.net
80.249.100.185	A	ip100-185.thdo.ncuk.net
80.249.100.190	A	ip100-190.thdo.ncuk.net
80.249.100.192	A+PTR	ip100-192.thdo.ncuk.net
80.249.100.195	A	ip100-195.thdo.ncuk.net
80.249.100.196	PTR	server.sysadmin.co.uk
80.249.100.196	A	ip100-196.thdo.ncuk.net
80.249.100.197	A	ip100-197.thdo.ncuk.net
80.249.100.203	A	ip100-203.thdo.ncuk.net
80.249.100.208	A	ip100-208.thdo.ncuk.net
80.249.100.214	A	ip100-214.thdo.ncuk.net
80.249.100.215	A+PTR	ip100-215.thdo.ncuk.net
80.249.100.218	A+PTR	ip100-218.thdo.ncuk.net
80.249.100.218	A	mail.nic.tm
80.249.100.218	A	mail.communitydns.com
80.249.100.220	A	ip100-220.thdo.ncuk.net
80.249.100.221	A+PTR	ip100-221.thdo.ncuk.net
80.249.100.222	A	ip100-222.thdo.ncuk.net
80.249.100.223	A+PTR	ip100-223.thdo.ncuk.net
80.249.100.224	PTR	ip100-224.thdo.ncuk.net
80.249.100.226	A+PTR	ip100-226.thdo.ncuk.net
80.249.100.228	A	ip100-228.thdo.ncuk.net
80.249.100.233	A	ip100-233.thdo.ncuk.net
80.249.100.235	A	ip100-235.thdo.ncuk.net
80.249.100.236	PTR	mxgw1.realmail-asp.co.uk
80.249.100.236	A	mx.elfh.realmail2.net
80.249.100.236	A	smtp.realmail-asp.com
80.249.100.237	PTR	ip100-237.thdo.ncuk.net
80.249.100.237	A	obgw1.realmail-asp.co.uk
80.249.100.239	A+PTR	ip100-239.thdo.ncuk.net
80.249.100.243	A+PTR	ip100-243.thdo.ncuk.net
80.249.100.244	A+PTR	ip100-244.thdo.ncuk.net
80.249.100.247	A	ip100-247.thdo.ncuk.net
80.249.100.249	A	ip100-249.thdo.ncuk.net