Robtex

Up: 70.42.184.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 70.42.184.0/23
Down right: 70.42.186.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
70.42.184.1	A	vcard.gordonrees.com
70.42.184.3	A	moldlaw.info
70.42.184.4	A	www.moldexperts.info
70.42.184.4	A	moldexperts.info
70.42.184.9	A+PTR	fwsmtp02.gordonrees.com
70.42.184.10	PTR	mail.gordonrees.com
70.42.184.31	A	mail2.gordonrees.com
70.42.184.41	A	privacydatabreach.com
70.42.184.41	A	grediscovery.com
70.42.184.41	A	www.privacydatabreach.com
70.42.185.10	PTR	www.pcworld.com
70.42.185.10	A	gamedownloads.com
70.42.185.10	A	pcw.cloud.techhive.com
70.42.185.11	PTR	apache0.pcworld.com
70.42.185.11	PTR	forums.pcworld.com
70.42.185.15	A	ftp.pcworld.com
70.42.185.18	A	staging.pcworld.com
70.42.185.29	A	ns1.pcworld.com
70.42.185.30	A+PTR	ns.pcworld.com
70.42.185.30	A	ns0.pcworld.com
70.42.185.31	A+PTR	mta1.pcworld.com
70.42.185.32	A	mta2.pcworld.com
70.42.185.40	PTR	lm.pcworld.com
70.42.185.50	A	cms-images.idgesg.net
70.42.185.50	A	gate.usw.idgesg.net
70.42.185.50	A	gate.idgesg.net
70.42.185.51	PTR	www.blogfaction.com
70.42.185.51	PTR	www.gamepro.com
70.42.185.51	PTR	www.gamerhelp.com
70.42.185.57	A	dev.sucksorrules.com
70.42.185.60	A	www.techhive.com
70.42.185.60	A	www.cloud.techhive.com
70.42.185.60	A	wearablog.com
70.42.185.90	PTR	newsletters.macworld.com
70.42.185.101	A	static.usw.idgesg.net
70.42.185.101	A	pixel.staticworld.net
70.42.185.101	A	csmb-origin.staticworld.net
70.42.185.102	A	origin.networkworld.com
70.42.185.141	A	convergeyourbranch.com
70.42.185.141	A	enterprisingcio.com
70.42.185.141	A	strategicdatacenter.com
70.42.185.145	A	resources.greenbot.com
70.42.185.145	A	resources.idgenterprise.com
70.42.185.145	A	resources.javaworld.com
70.42.185.206	A	gp-mta1.gamepro.com
70.42.185.230	PTR	playlistmag.com
70.42.185.230	A+PTR	forums.maccentral.com
70.42.185.230	PTR	www.maccentral.com
70.42.185.232	PTR	www.macuser.com
70.42.186.4	PTR	ns3.zigsen.com
70.42.186.66	A	backblaze.org
70.42.186.66	A	backblaze.net
70.42.187.43	A	auth.sm-ext-dev.sf.yav4.com