Robtex

Up: 209.170.128.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 209.170.132.0/23
Down right: 209.170.134.0/23

IP	Type	Hostname
209.170.132.6	PTR	tenplus.com
209.170.132.8	PTR	kempent.com
209.170.132.10	PTR	williardferm.com
209.170.132.13	PTR	rrdailyherald.com
209.170.132.110	A	spamsrv1.tenplus.com
209.170.132.115	PTR	dns.tenplus.com
209.170.132.116	PTR	spamfilter2.tenplus.com
209.170.132.124	PTR	spamfilter1.tenplus.com
209.170.132.125	PTR	dns2.tenplus.com
209.170.132.160	PTR	209-170-132-160-static.ncisp.net
209.170.132.183	PTR	209-170-132-183-static.ncisp.net
209.170.132.241	PTR	209-170-132-241-static.ncisp.net
209.170.133.4	A	dsl-209-170-133-4.rdu.portbridge.com
209.170.133.5	A	dsl-209-170-133-5.rdu.portbridge.com
209.170.133.6	A+PTR	dsl-209-170-133-6.rdu.portbridge.com
209.170.133.9	A	dsl-209-170-133-9.rdu.portbridge.com
209.170.133.10	A	dsl-209-170-133-10.rdu.portbridge.com
209.170.133.13	A	dsl-209-170-133-13.rdu.portbridge.com
209.170.133.17	A	dsl-209-170-133-17.rdu.portbridge.com
209.170.133.21	A	dsl-209-170-133-21.rdu.portbridge.com
209.170.133.22	A	dsl-209-170-133-22.rdu.portbridge.com
209.170.133.23	A	dsl-209-170-133-23.rdu.portbridge.com
209.170.133.31	A+PTR	dsl-209-170-133-31.rdu.portbridge.com
209.170.133.34	A	dsl-209-170-133-34.rdu.portbridge.com
209.170.133.35	A	dsl-209-170-133-35.rdu.portbridge.com
209.170.133.36	A	dsl-209-170-133-36.rdu.portbridge.com
209.170.133.38	A	dsl-209-170-133-38.rdu.portbridge.com
209.170.133.41	A	dsl-209-170-133-41.rdu.portbridge.com
209.170.133.46	A	dsl-209-170-133-46.rdu.portbridge.com
209.170.133.51	A	dsl-209-170-133-51.rdu.portbridge.com
209.170.133.54	A	dsl-209-170-133-54.rdu.portbridge.com
209.170.133.58	A	dsl-209-170-133-58.rdu.portbridge.com
209.170.133.66	A	dsl-209-170-133-66.rdu.portbridge.com
209.170.133.70	A	dsl-209-170-133-70.rdu.portbridge.com
209.170.133.71	A	dsl-209-170-133-71.rdu.portbridge.com
209.170.133.72	A	dsl-209-170-133-72.rdu.portbridge.com
209.170.133.73	A	dsl-209-170-133-73.rdu.portbridge.com
209.170.133.74	A	dsl-209-170-133-74.rdu.portbridge.com
209.170.133.75	A	dsl-209-170-133-75.rdu.portbridge.com
209.170.133.77	A	dsl-209-170-133-77.rdu.portbridge.com
209.170.133.78	A	dsl-209-170-133-78.rdu.portbridge.com
209.170.133.80	A	dsl-209-170-133-80.rdu.portbridge.com
209.170.133.82	A	dsl-209-170-133-82.rdu.portbridge.com
209.170.133.84	A	dsl-209-170-133-84.rdu.portbridge.com
209.170.133.85	A	dsl-209-170-133-85.rdu.portbridge.com
209.170.133.90	A	dsl-209-170-133-90.rdu.portbridge.com
209.170.133.93	A	dsl-209-170-133-93.rdu.portbridge.com
209.170.133.97	A+PTR	dsl-209-170-133-97.rdu.portbridge.com
209.170.133.103	A+PTR	dsl-209-170-133-103.rdu.portbridge.com
209.170.133.105	A	dsl-209-170-133-105.rdu.portbridge.com
209.170.133.110	A	dsl-209-170-133-110.rdu.portbridge.com
209.170.133.111	A	dsl-209-170-133-111.rdu.portbridge.com
209.170.133.113	A	dsl-209-170-133-113.rdu.portbridge.com
209.170.133.118	A	dsl-209-170-133-118.rdu.portbridge.com
209.170.133.125	A	dsl-209-170-133-125.rdu.portbridge.com
209.170.133.127	A	dsl-209-170-133-127.rdu.portbridge.com
209.170.133.137	A	dsl-209-170-133-137.rdu.portbridge.com
209.170.133.143	A+PTR	dsl-209-170-133-143.rdu.portbridge.com
209.170.133.144	A	dsl-209-170-133-144.rdu.portbridge.com
209.170.133.145	A	dsl-209-170-133-145.rdu.portbridge.com
209.170.133.150	A	dsl-209-170-133-150.rdu.portbridge.com
209.170.133.153	A	dsl-209-170-133-153.rdu.portbridge.com
209.170.133.162	A	dsl-209-170-133-162.rdu.portbridge.com
209.170.133.163	A	dsl-209-170-133-163.rdu.portbridge.com
209.170.133.167	A	dsl-209-170-133-167.rdu.portbridge.com
209.170.133.175	A	dsl-209-170-133-175.rdu.portbridge.com
209.170.133.179	A+PTR	dsl-209-170-133-179.rdu.portbridge.com
209.170.133.180	A	dsl-209-170-133-180.rdu.portbridge.com
209.170.133.185	A	dsl-209-170-133-185.rdu.portbridge.com
209.170.133.187	A	dsl-209-170-133-187.rdu.portbridge.com
209.170.133.193	A	dsl-209-170-133-193.rdu.portbridge.com
209.170.133.198	A	dsl-209-170-133-198.rdu.portbridge.com
209.170.133.199	A	dsl-209-170-133-199.rdu.portbridge.com
209.170.133.202	A	dsl-209-170-133-202.rdu.portbridge.com
209.170.133.203	A	dsl-209-170-133-203.rdu.portbridge.com
209.170.133.204	A	dsl-209-170-133-204.rdu.portbridge.com
209.170.133.211	A	dsl-209-170-133-211.rdu.portbridge.com
209.170.133.214	A	dsl-209-170-133-214.rdu.portbridge.com
209.170.133.215	A	dsl-209-170-133-215.rdu.portbridge.com
209.170.133.216	A	dsl-209-170-133-216.rdu.portbridge.com
209.170.133.217	A	dsl-209-170-133-217.rdu.portbridge.com
209.170.133.221	A	dsl-209-170-133-221.rdu.portbridge.com
209.170.133.230	A	dsl-209-170-133-230.rdu.portbridge.com
209.170.133.231	A	dsl-209-170-133-231.rdu.portbridge.com
209.170.133.237	A	dsl-209-170-133-237.rdu.portbridge.com
209.170.133.240	A	dsl-209-170-133-240.rdu.portbridge.com
209.170.133.242	A	dsl-209-170-133-242.rdu.portbridge.com
209.170.133.245	A	dsl-209-170-133-245.rdu.portbridge.com
209.170.133.246	A	dsl-209-170-133-246.rdu.portbridge.com
209.170.133.249	A	dsl-209-170-133-249.rdu.portbridge.com
209.170.135.5	A	dialup-7-209-170-135-5.rdu.portbridge.com
209.170.135.9	A	dialup-7-209-170-135-9.rdu.portbridge.com
209.170.135.10	A	dialup-7-209-170-135-10.rdu.portbridge.com
209.170.135.27	A	dialup-7-209-170-135-27.rdu.portbridge.com
209.170.135.30	A	dialup-7-209-170-135-30.rdu.portbridge.com
209.170.135.31	A	dialup-7-209-170-135-31.rdu.portbridge.com
209.170.135.35	A	dialup-7-209-170-135-35.rdu.portbridge.com
209.170.135.37	A	dialup-7-209-170-135-37.rdu.portbridge.com
209.170.135.38	A	dialup-7-209-170-135-38.rdu.portbridge.com
209.170.135.41	A	dialup-7-209-170-135-41.rdu.portbridge.com
209.170.135.43	A	dialup-7-209-170-135-43.rdu.portbridge.com
209.170.135.47	A	dialup-7-209-170-135-47.rdu.portbridge.com
209.170.135.51	A	dialup-7-209-170-135-51.rdu.portbridge.com
209.170.135.52	A	dialup-7-209-170-135-52.rdu.portbridge.com
209.170.135.55	A	dialup-7-209-170-135-55.rdu.portbridge.com
209.170.135.58	A	dialup-7-209-170-135-58.rdu.portbridge.com