Robtex

Up: 166.90.76.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 166.90.77.0/25
Down right: 166.90.77.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
166.90.77.1	A+PTR	noceast.idcglobal.net
166.90.77.3	A+PTR	wt.idcglobal.net
166.90.77.4	A+PTR	dcgw.idcglobal.net
166.90.77.6	A	host6.idcglobal.net
166.90.77.8	A+PTR	idclg1.idcglobal.net
166.90.77.10	A	idcnts3.idcglobal.net
166.90.77.14	A	idcmgt2.idcglobal.net
166.90.77.17	A+PTR	ntpst1.idcglobal.net
166.90.77.20	A+PTR	idcnt2ln.idcglobal.net
166.90.77.21	PTR	ftp.nicasa.org
166.90.77.26	PTR	nicasa.org
166.90.77.26	PTR	mail.nicasa.org
166.90.77.32	A+PTR	mail4.idcglobal.net
166.90.77.32	A	mail1.idcglobal.net
166.90.77.32	A	z1.idcglobal.net
166.90.77.34	A	mail.trailmasterinc.com
166.90.77.35	A+PTR	isp.idcglobal.net
166.90.77.35	A	superiorwoodfoundations.com
166.90.77.40	A	web5.idcglobal.net
166.90.77.43	PTR	gtexonline.com
166.90.77.43	PTR	www.gtexonline.com
166.90.77.45	PTR	asgachicago.org
166.90.77.45	PTR	www.asgachicago.org
166.90.77.48	PTR	rmk.com
166.90.77.48	PTR	www.rmk.com
166.90.77.49	PTR	interoceanfinancial.com
166.90.77.55	PTR	us-markets.com
166.90.77.55	PTR	www.us-markets.com
166.90.77.57	PTR	trailmasterinc.com
166.90.77.57	PTR	www.switchgear1.com
166.90.77.57	PTR	www.trailmasterinc.com
166.90.77.60	PTR	www.redoaks.com
166.90.77.61	PTR	markspcrepair.com
166.90.77.61	PTR	www.markspcrepair.com
166.90.77.98	A	www.enh.org
166.90.77.98	A	www.northshore.org
166.90.77.98	A	enh.org
166.90.77.107	A	www.tmsupply.com
166.90.77.107	A	tmsupply.com
166.90.77.107	A	68-72-66-18.tmsupply.com
166.90.77.108	A+PTR	allstateappraisal.net
166.90.77.108	A	www.allstateappraisal.net
166.90.77.109	A	steelworkerforthefuture.com
166.90.77.109	A	usa.arcelormittal.com
166.90.77.109	A	www.usa.arcelormittal.com
166.90.77.110	PTR	sibley.adagetech.com
166.90.77.110	A	www.huntingtontheatre.org
166.90.77.110	A	thehuntington.org
166.90.77.111	A	bostontheaterscene.org
166.90.77.111	A	bostontheaterscene.com
166.90.77.111	A	bostontheatrescene.org
166.90.77.112	PTR	webmail.judsonu.edu
166.90.77.112	A	judsonu.edu
166.90.77.114	PTR	willowbrook.adagetech.com
166.90.77.114	A	midtronicsstationarypower.com
166.90.77.114	A	stationarypower.co
166.90.77.118	A	gypsycaravan-stl.org
166.90.77.118	A	symphonyvolunteer.org
166.90.77.118	A	powellhall.com
166.90.77.119	A	csodevsandbox.net
166.90.77.121	A	www.cerritoscenter.com
166.90.77.121	A	cerritoscenter.com
166.90.77.123	PTR	silverpop.com
166.90.77.125	PTR	cso.org
166.90.77.125	A	*.cso.org
166.90.77.125	A	chicagosymphony.org
166.90.77.126	A	soundsandstories.com
166.90.77.138	A	ppmsuitex.com
166.90.77.149	A	llemenager.com
166.90.77.152	A	mistyle.com
166.90.77.153	A	abbottrewardsunleashed.com
166.90.77.163	A+PTR	proxy.marketinginnovators.com
166.90.77.163	A	proxy.us-marketinginnovators.com
166.90.77.173	A	yayyouawards.com
166.90.77.175	A	sso.ppmsuite.com
166.90.77.180	PTR	proxy.mktinn.com
166.90.77.181	A	hyundaiclaimcenter.com
166.90.77.185	A	hyundairewardscenter.com
166.90.77.186	A	firstniagararewards.com
166.90.77.187	A	charged-up.net
166.90.77.188	A	awardsunleashed.com
166.90.77.226	PTR	us-markets.com
166.90.77.226	PTR	usm1.us-markets.com