Robtex

Up: 72.11.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 72.11.24.0/22
Down right: 72.11.28.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.11.24.1	A+PTR	cus-rtr1-dhcp.wls.metalink.net
72.11.24.7	A	cus-72-11-24-7.wls.metalink.net
72.11.24.9	A+PTR	cus-72-11-24-9.wls.metalink.net
72.11.24.11	A+PTR	cus-72-11-24-11.wls.metalink.net
72.11.24.17	A+PTR	cus-72-11-24-17.wls.metalink.net
72.11.24.19	A+PTR	cus-72-11-24-19.wls.metalink.net
72.11.24.20	A	cus-72-11-24-20.wls.metalink.net
72.11.24.21	A	cus-72-11-24-21.wls.metalink.net
72.11.24.29	A	cus-72-11-24-29.wls.metalink.net
72.11.24.30	A	cus-72-11-24-30.wls.metalink.net
72.11.24.43	A+PTR	cus-72-11-24-43.wls.metalink.net
72.11.24.48	A+PTR	cus-72-11-24-48.wls.metalink.net
72.11.24.49	A+PTR	cus-72-11-24-49.wls.metalink.net
72.11.24.52	A	cus-72-11-24-52.wls.metalink.net
72.11.24.57	A+PTR	cus-72-11-24-57.wls.metalink.net
72.11.24.60	A	cus-72-11-24-60.wls.metalink.net
72.11.24.65	A+PTR	cus-72-11-24-65.wls.metalink.net
72.11.24.66	A+PTR	cus-72-11-24-66.wls.metalink.net
72.11.24.74	A+PTR	cus-72-11-24-74.wls.metalink.net
72.11.24.102	A	cus-72-11-24-102.wls.metalink.net
72.11.24.105	A+PTR	cus-72-11-24-105.wls.metalink.net
72.11.24.114	A+PTR	cus-72-11-24-114.wls.metalink.net
72.11.24.118	A	cus-72-11-24-118.wls.metalink.net
72.11.24.119	A	cus-72-11-24-119.wls.metalink.net
72.11.24.124	A	cus-72-11-24-124.wls.metalink.net
72.11.24.141	A	aye-core-rtr1.metalink.net
72.11.24.142	A	ham-rtr1.metalink.net
72.11.24.145	A+PTR	dele-rtr1-dhcp.wls.metalink.net
72.11.24.167	A	woo-72-11-24-167.wls.metalink.net
72.11.24.169	A+PTR	woo-72-11-24-169.wls.metalink.net
72.11.24.170	A+PTR	woo-72-11-24-170.wls.metalink.net
72.11.24.172	A	woo-72-11-24-172.wls.metalink.net
72.11.24.174	A	woo-72-11-24-174.wls.metalink.net
72.11.24.184	A+PTR	woo-72-11-24-184.wls.metalink.net
72.11.24.189	A	woo-72-11-24-189.wls.metalink.net
72.11.24.193	A	cus-rtr1-dhcp.wls.metalink.net
72.11.24.196	A+PTR	cus-72-11-24-196.wls.metalink.net
72.11.24.197	A	cus-72-11-24-197.wls.metalink.net
72.11.24.202	A+PTR	cus-72-11-24-202.wls.metalink.net
72.11.24.203	A+PTR	cus-72-11-24-203.wls.metalink.net
72.11.24.206	A	cus-72-11-24-206.wls.metalink.net
72.11.24.209	A+PTR	cus-72-11-24-209.wls.metalink.net
72.11.24.218	A+PTR	cus-72-11-24-218.wls.metalink.net
72.11.24.227	A+PTR	cus-72-11-24-227.wls.metalink.net
72.11.24.232	A+PTR	cus-72-11-24-232.wls.metalink.net
72.11.24.235	A+PTR	cus-72-11-24-235.wls.metalink.net
72.11.24.243	A+PTR	cus-72-11-24-243.wls.metalink.net
72.11.24.246	A	cus-72-11-24-246.wls.metalink.net
72.11.24.247	A	cus-72-11-24-247.wls.metalink.net
72.11.24.252	A	cus-72-11-24-252.wls.metalink.net
72.11.25.33	A+PTR	napw-72-11-25-33.wls.metalink.net
72.11.25.41	A+PTR	napw-72-11-25-41.wls.metalink.net
72.11.25.42	A+PTR	napw-72-11-25-42.wls.metalink.net
72.11.25.43	A+PTR	napw-72-11-25-43.wls.metalink.net
72.11.25.50	A+PTR	napw-72-11-25-50.wls.metalink.net
72.11.25.51	PTR	def-nwt-72-11-25-51.wls.metalink.net
72.11.25.60	A	napw-72-11-25-60.wls.metalink.net
72.11.25.72	A+PTR	napw-72-11-25-72.wls.metalink.net
72.11.25.91	A+PTR	napw-72-11-25-91.wls.metalink.net
72.11.25.92	A	napw-72-11-25-92.wls.metalink.net
72.11.25.93	A	napw-72-11-25-93.wls.metalink.net
72.11.25.102	A	napw-72-11-25-102.wls.metalink.net
72.11.25.103	A	napw-72-11-25-103.wls.metalink.net
72.11.25.104	A+PTR	napw-72-11-25-104.wls.metalink.net
72.11.25.107	A+PTR	napw-72-11-25-107.wls.metalink.net
72.11.25.111	A	napw-72-11-25-111.wls.metalink.net
72.11.25.116	A	napw-72-11-25-116.wls.metalink.net
72.11.25.119	A	napw-72-11-25-119.wls.metalink.net
72.11.25.123	A+PTR	napw-72-11-25-123.wls.metalink.net
72.11.25.129	A+PTR	wau-rtr1.wls.metalink.net
72.11.25.141	A	wau-72-11-25-141.wls.metalink.net
72.11.25.143	A	wau-72-11-25-143.wls.metalink.net
72.11.25.144	A+PTR	wau-72-11-25-144.wls.metalink.net
72.11.25.147	A+PTR	wau-72-11-25-147.wls.metalink.net
72.11.25.154	A+PTR	wau-72-11-25-154.wls.metalink.net
72.11.25.169	A+PTR	wau-72-11-25-169.wls.metalink.net
72.11.25.172	A	wau-72-11-25-172.wls.metalink.net
72.11.25.176	A+PTR	wau-72-11-25-176.wls.metalink.net
72.11.25.177	A+PTR	wau-72-11-25-177.wls.metalink.net
72.11.25.183	A	wau-72-11-25-183.wls.metalink.net
72.11.25.190	A	wau-72-11-25-190.wls.metalink.net
72.11.25.199	A	wau-72-11-25-199.wls.metalink.net
72.11.25.204	A	wau-72-11-25-204.wls.metalink.net
72.11.25.206	A	wau-72-11-25-206.wls.metalink.net
72.11.25.209	A+PTR	wau-72-11-25-209.wls.metalink.net
72.11.25.215	A	wau-72-11-25-215.wls.metalink.net
72.11.25.218	A+PTR	wau-72-11-25-218.wls.metalink.net
72.11.25.220	A	wau-72-11-25-220.wls.metalink.net
72.11.25.221	A	wau-72-11-25-221.wls.metalink.net
72.11.25.236	A	wau-72-11-25-236.wls.metalink.net
72.11.25.238	A	wau-72-11-25-238.wls.metalink.net
72.11.25.243	A+PTR	wau-72-11-25-243.wls.metalink.net
72.11.25.249	A+PTR	wau-72-11-25-249.wls.metalink.net
72.11.26.2	A	fred.rdsidata.com
72.11.26.45	PTR	guardianmail.com
72.11.26.51	PTR	guardianmail.com
72.11.26.51	A	mx1.firstcitizensnational.com
72.11.26.51	A	mx1.thesavingsbank.net
72.11.26.61	A	custcag.rdsidata.com
72.11.26.62	A	rurban.net
72.11.27.149	A+PTR	hcr-72-11-27-149.wls.metalink.net
72.11.27.178	A+PTR	mail.montpelieroh.org
72.11.28.12	A+PTR	hcr-72-11-28-12.wls.metalink.net
72.11.28.29	A+PTR	mail.mheinc.com
72.11.28.43	A+PTR	defcgb-72-11-28-43.wls.metalink.net
72.11.28.43	A	exchange.trufast.com
72.11.29.131	A	mail.directlinkcomputers.com
72.11.30.22	A	spe-72-11-30-22.wls.metalink.net
72.11.30.25	A+PTR	spe-72-11-30-25.wls.metalink.net
72.11.30.27	A+PTR	spe-72-11-30-27.wls.metalink.net
72.11.30.28	A	spe-72-11-30-28.wls.metalink.net
72.11.30.34	PTR	mail.starksinc.com
72.11.30.34	PTR	mail.starksphs.com
72.11.30.43	A+PTR	brynwe-72-11-30-43.wls.metalink.net
72.11.30.46	A	brynwe-72-11-30-46.wls.metalink.net
72.11.30.55	A	brynwe-72-11-30-55.wls.metalink.net
72.11.30.60	A	brynwe-72-11-30-60.wls.metalink.net
72.11.30.61	A	brynwe-72-11-30-61.wls.metalink.net
72.11.30.65	A+PTR	cons-rtr1.wls.metalink.net
72.11.30.71	A	cons-72-11-30-71.wls.metalink.net
72.11.30.75	A+PTR	cons-72-11-30-75.wls.metalink.net
72.11.30.77	A	cons-72-11-30-77.wls.metalink.net
72.11.30.80	PTR	cons-72-11-30-80.wls.metalink.net
72.11.30.88	A+PTR	cons-72-11-30-88.wls.metalink.net
72.11.30.93	A	cons-72-11-30-93.wls.metalink.net
72.11.30.97	A+PTR	cons-72-11-30-97.wls.metalink.net
72.11.30.98	A+PTR	cons-72-11-30-98.wls.metalink.net
72.11.30.99	A+PTR	cons-72-11-30-99.wls.metalink.net
72.11.30.111	A	cons-72-11-30-111.wls.metalink.net
72.11.30.119	A	cons-72-11-30-119.wls.metalink.net
72.11.30.122	A+PTR	cons-72-11-30-122.wls.metalink.net
72.11.30.124	A	cons-72-11-30-124.wls.metalink.net
72.11.30.129	A	dele-rtr1-dhcp.wls.metalink.net
72.11.30.131	A+PTR	dele-72-11-30-131.wls.metalink.net
72.11.30.132	A+PTR	dele-72-11-30-132.wls.metalink.net
72.11.30.137	A+PTR	dele-72-11-30-137.wls.metalink.net
72.11.30.139	A+PTR	dele-72-11-30-139.wls.metalink.net
72.11.30.142	A	dele-72-11-30-142.wls.metalink.net
72.11.30.147	A+PTR	dele-72-11-30-147.wls.metalink.net
72.11.30.152	A+PTR	dele-72-11-30-152.wls.metalink.net
72.11.30.153	A+PTR	dele-72-11-30-153.wls.metalink.net
72.11.30.159	A	dele-72-11-30-159.wls.metalink.net
72.11.30.164	A	dele-72-11-30-164.wls.metalink.net
72.11.30.171	A+PTR	dele-72-11-30-171.wls.metalink.net
72.11.30.177	A+PTR	dele-72-11-30-177.wls.metalink.net
72.11.30.182	A	dele-72-11-30-182.wls.metalink.net
72.11.30.185	A+PTR	dele-72-11-30-185.wls.metalink.net
72.11.30.186	A+PTR	dele-72-11-30-186.wls.metalink.net
72.11.30.188	A	dele-72-11-30-188.wls.metalink.net
72.11.30.193	A	wau-rtr1.wls.metalink.net
72.11.30.202	A+PTR	wau-72-11-30-202.wls.metalink.net
72.11.30.205	A	wau-72-11-30-205.wls.metalink.net
72.11.30.211	A+PTR	wau-72-11-30-211.wls.metalink.net
72.11.30.212	A	wau-72-11-30-212.wls.metalink.net
72.11.30.215	A	wau-72-11-30-215.wls.metalink.net
72.11.30.216	A+PTR	wau-72-11-30-216.wls.metalink.net
72.11.30.217	A+PTR	wau-72-11-30-217.wls.metalink.net
72.11.30.228	A	wau-72-11-30-228.wls.metalink.net
72.11.30.231	A	wau-72-11-30-231.wls.metalink.net
72.11.30.233	A+PTR	wau-72-11-30-233.wls.metalink.net
72.11.30.234	A+PTR	wau-72-11-30-234.wls.metalink.net
72.11.30.236	A	wau-72-11-30-236.wls.metalink.net
72.11.30.237	A	wau-72-11-30-237.wls.metalink.net
72.11.30.250	A+PTR	wau-72-11-30-250.wls.metalink.net
72.11.31.1	A	bry-border-rtr1-fe3-0.metalink.net
72.11.31.66	A	mail.baker-shindler.com
72.11.31.71	A	bak-72-11-31-71.wls.metalink.net
72.11.31.78	A	bak-72-11-31-78.wls.metalink.net
72.11.31.86	A	bak-72-11-31-86.wls.metalink.net
72.11.31.98	PTR	users.solanapro.com
72.11.31.99	A	mail.interactivefs.com
72.11.31.99	A	mail.mrddsolutions.com
72.11.31.99	A	mail.solanapro.com
72.11.31.105	A	ns1.interactivefs.com
72.11.31.129	A+PTR	bryoff-rtr3.wls.metalink.net
72.11.31.131	A+PTR	bryoff-72-11-31-131.wls.metalink.net
72.11.31.144	A+PTR	bryoff-72-11-31-144.wls.metalink.net
72.11.31.145	A+PTR	bryoff-72-11-31-145.wls.metalink.net
72.11.31.146	A+PTR	bryoff-72-11-31-146.wls.metalink.net
72.11.31.150	A	bryoff-72-11-31-150.wls.metalink.net
72.11.31.153	A+PTR	bryoff-72-11-31-153.wls.metalink.net
72.11.31.158	A	bryoff-72-11-31-158.wls.metalink.net
72.11.31.159	A	bryoff-72-11-31-159.wls.metalink.net
72.11.31.160	A+PTR	bryoff-72-11-31-160.wls.metalink.net
72.11.31.162	A+PTR	bryoff-72-11-31-162.wls.metalink.net
72.11.31.163	A+PTR	bryoff-72-11-31-163.wls.metalink.net
72.11.31.165	A	bryoff-72-11-31-165.wls.metalink.net
72.11.31.171	A+PTR	bryoff-72-11-31-171.wls.metalink.net
72.11.31.178	A+PTR	bryoff-72-11-31-178.wls.metalink.net
72.11.31.180	A	bryoff-72-11-31-180.wls.metalink.net
72.11.31.194	A+PTR	roe-72-11-31-194.wls.metalink.net
72.11.31.211	A+PTR	roe-72-11-31-211.wls.metalink.net
72.11.31.218	A+PTR	roe-72-11-31-218.wls.metalink.net