Robtex

Up: 65.172.240.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 65.172.240.0/23
Down right: 65.172.242.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
65.172.240.14	PTR	ns1.slic.com
65.172.240.46	A+PTR	p2i-240-46.slic.com
65.172.240.46	A	sjce0029ww01.p2ionline.com
65.172.240.46	A	server1.sacbee.p2ionline.com
65.172.240.47	A	postmedia.p2ionline.com
65.172.240.48	PTR	p2i-240-48.slic.com
65.172.240.48	A	fosterdailydemocrat.p2ionline.com
65.172.240.48	A	www.p2ionline.com
65.172.240.53	A	sjce0029wa01.p2ionline.com
65.172.240.54	PTR	p2i-240-54.slic.com
65.172.240.54	A	www.madnet.net
65.172.240.54	A	madnet.net
65.172.240.62	A+PTR	p2i-240-62.slic.com
65.172.240.62	A	www.server-jbmultimedia.net
65.172.240.62	A	server-jbmultimedia.net
65.172.240.121	A	zenbsd.com
65.172.240.121	A	mail.mototowne.com
65.172.240.121	A	mototowne.com
65.172.240.124	A	mail.nnyoffroad.com
65.172.240.125	PTR	oho.zenbsd.net
65.172.240.125	A	mail.zenbsd.com
65.172.240.125	A	ns1.woflsys.net
65.172.240.167	PTR	167-240-172-65-cust.slic.com
65.172.240.231	PTR	231-240-172-65-cust.slic.com
65.172.241.13	A	ns.mcs.k12.ny.us
65.172.241.20	A	proofpoint.mcs.k12.ny.us
65.172.242.4	A	dslite.slic.com
65.172.242.5	A	dhcp.slic.com
65.172.242.8	PTR	dslite2.slic.com
65.172.242.8	A	ilickedthespoon.com
65.172.242.8	A	niki-lee.com
65.172.242.12	PTR	12-242-172-65-cust.slic.com
65.172.242.14	PTR	14-242-172-65-cust.slic.com
65.172.242.15	PTR	15-242-172-65-cust.slic.com
65.172.242.17	PTR	17-242-172-65-cust.slic.com
65.172.242.18	PTR	18-242-172-65-cust.slic.com
65.172.242.20	PTR	20-242-172-65-cust.slic.com
65.172.242.27	PTR	27-242-172-65-cust.slic.com
65.172.242.29	PTR	29-242-172-65-cust.slic.com
65.172.242.30	PTR	30-242-172-65-cust.slic.com
65.172.242.32	PTR	32-242-172-65-cust.slic.com
65.172.242.35	PTR	35-242-172-65-cust.slic.com
65.172.242.41	PTR	41-242-172-65-cust.slic.com
65.172.242.43	PTR	43-242-172-65-cust.slic.com
65.172.242.53	PTR	53-242-172-65-cust.slic.com
65.172.242.63	PTR	63-242-172-65-cust.slic.com
65.172.242.64	PTR	64-242-172-65-cust.slic.com
65.172.242.64	A	nictel-dsl-65-64.slic.com
65.172.242.65	PTR	cscameron.net
65.172.242.68	PTR	68-242-172-65-cust.slic.com
65.172.242.72	PTR	72-242-172-65-cust.slic.com
65.172.242.74	PTR	74-242-172-65-cust.slic.com
65.172.242.78	PTR	78-242-172-65-cust.slic.com
65.172.242.81	PTR	81-242-172-65-cust.slic.com
65.172.242.83	PTR	83-242-172-65-cust.slic.com
65.172.242.89	PTR	89-242-172-65-cust.slic.com
65.172.242.102	PTR	102-242-172-65-cust.slic.com
65.172.242.103	PTR	103-242-172-65-cust.slic.com
65.172.242.106	PTR	106-242-172-65-cust.slic.com
65.172.242.110	PTR	110-242-172-65-cust.slic.com
65.172.242.113	PTR	113-242-172-65-cust.slic.com
65.172.242.114	PTR	114-242-172-65-cust.slic.com
65.172.242.119	PTR	119-242-172-65-cust.slic.com
65.172.242.120	PTR	120-242-172-65-cust.slic.com
65.172.242.122	A	nictel-dsl-65-122.slic.com
65.172.242.126	PTR	126-242-172-65-cust.slic.com
65.172.242.129	PTR	129-242-172-65-cust.slic.com
65.172.242.134	PTR	134-242-172-65-cust.slic.com
65.172.242.134	A	nictel-dsl-65-134.slic.com
65.172.242.140	PTR	140-242-172-65-cust.slic.com
65.172.242.142	PTR	142-242-172-65-cust.slic.com
65.172.242.151	PTR	151-242-172-65-cust.slic.com
65.172.242.154	PTR	154-242-172-65-cust.slic.com
65.172.242.155	PTR	155-242-172-65-cust.slic.com
65.172.242.156	PTR	156-242-172-65-cust.slic.com
65.172.242.157	PTR	157-242-172-65-cust.slic.com
65.172.242.162	PTR	162-242-172-65-cust.slic.com
65.172.242.165	A	nictel-dsl-65-165.slic.com
65.172.242.168	PTR	168-242-172-65-cust.slic.com
65.172.242.173	PTR	173-242-172-65-cust.slic.com
65.172.242.174	PTR	174-242-172-65-cust.slic.com
65.172.242.176	PTR	176-242-172-65-cust.slic.com
65.172.242.182	PTR	182-242-172-65-cust.slic.com
65.172.242.183	PTR	183-242-172-65-cust.slic.com
65.172.242.184	PTR	184-242-172-65-cust.slic.com
65.172.242.200	PTR	200-242-172-65-cust.slic.com
65.172.242.219	PTR	219-242-172-65-cust.slic.com
65.172.242.237	PTR	237-242-172-65-cust.slic.com
65.172.242.241	PTR	241-242-172-65-cust.slic.com
65.172.242.242	PTR	242-242-172-65-cust.slic.com
65.172.242.244	PTR	244-242-172-65-cust.slic.com
65.172.242.249	PTR	249-242-172-65-cust.slic.com
65.172.242.253	PTR	253-242-172-65-cust.slic.com
65.172.243.17	PTR	mailtest.northernmusicandvideo.com
65.172.243.17	A	mailhost.thenutshoponline.com
65.172.243.27	A	pages.slic.com
65.172.243.30	A+PTR	fswebsrv.fusedsolutions.com
65.172.243.112	PTR	uhuru.azimuthinternet.com
65.172.243.112	A	freelancecooperative.com
65.172.243.112	A	throbbings.com
65.172.243.130	PTR	oho.zenbsd.net
65.172.243.140	A	rfw.hijacked.us
65.172.243.143	A	nfalls1.slic.com
65.172.243.179	A	adirondackscenicbyways.com
65.172.243.179	A	external.adirondackcraft.com
65.172.243.180	A+PTR	mail.myemailpage.com
65.172.243.180	A	mail.waynorth.com
65.172.243.180	A	mail.fdrlo.org
65.172.243.183	PTR	mail.cadencebuilding.com
65.172.243.184	PTR	40-below.com
65.172.243.184	A	www.40-below.com
65.172.243.185	PTR	donpeckauctions.net
65.172.243.195	PTR	seacomm.org
65.172.243.196	PTR	fusedsolutions.com
65.172.243.224	PTR	cpnorthcountry.com
65.172.243.225	PTR	zanazan.com
65.172.243.228	PTR	doubleaxel.com
65.172.243.233	PTR	battleofplattsburgh.org
65.172.243.238	PTR	slchc.org
65.172.243.238	A	www.slchc.org
65.172.243.245	PTR	northcountrynow.com
65.172.243.245	A	www.northcountrynow.com
65.172.243.249	PTR	adirondack.org
65.172.243.251	PTR	slic.com
65.172.243.251	A	sniderlawfirm.net
65.172.243.254	PTR	slu-tech.org