Robtex

Up: 199.30.224.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 199.30.228.0/23
Down right: 199.30.230.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
199.30.228.9	A	gateway.domaintools.net
199.30.228.10	A	verisign.domaintools.net
199.30.228.11	PTR	transfer.domaintools.com
199.30.228.12	PTR	www.reversewhois.com
199.30.228.12	A	reversewhois.com
199.30.228.13	A	6461796c6967687477696e64796a616e6540686f746d616message.domaintools.com
199.30.228.13	A	avto-domain-suggestions.domaintools.com
199.30.228.13	A	tdls.domaintools.com
199.30.228.19	A+PTR	reversemx.com
199.30.228.20	A	update.projectwhois.com
199.30.228.22	A+PTR	screenshots.com
199.30.228.22	A	www.screenshots.com
199.30.228.26	A	account.domaintools.com
199.30.228.27	A	internethistory.com
199.30.228.27	A	*.whoisdomaintools.com
199.30.228.27	A	www.domaintoools.com
199.30.228.28	A+PTR	ns1.domaintools.net
199.30.228.28	A	dt-lb2.ext.domaintools.net
199.30.228.31	A+PTR	mail.domainallies.com
199.30.228.31	A	*.domainallies.com
199.30.228.49	A+PTR	blog.domaintools.com
199.30.228.50	A+PTR	origin.thumbnails.domaintools.com
199.30.228.50	A	api.screenshots.com
199.30.228.50	A	thumbnails.domaintools.com
199.30.228.52	A	*.whoisapi.com
199.30.228.52	A	whoisapi.com
199.30.228.53	A	cluster.nameintel.com
199.30.228.60	A	seo-text-browser.com
199.30.228.60	A	seotextbrowser.com
199.30.228.62	A	psychicwhois.com
199.30.228.62	A	projectwhois.com
199.30.228.65	A	spellpouch.com
199.30.228.65	A	thespellpouch.com
199.30.228.66	A	bringtoboil.com
199.30.228.66	A	anneandmichael.com
199.30.228.69	A	zolasplumbing.com
199.30.228.70	A	relay.domaintools.net
199.30.228.73	PTR	relay.domaintools.com
199.30.228.77	A	*.japan.domaintools.com
199.30.228.77	A	*.178.38.116profile.domaintools.com
199.30.228.77	A	broker.wip3.domaintools.com
199.30.228.80	A	whois.nameintel.com
199.30.228.83	A	labs.domaintools.com
199.30.228.85	A	commander.projectwhois.com
199.30.228.87	A	namespinning.com
199.30.228.100	A+PTR	origin.api.domaintools.com
199.30.228.100	A	xml-api.domaintools.com
199.30.228.100	A	api.domaintools.com
199.30.228.112	A	usb.vn
199.30.228.112	A	www.domaintools.com
199.30.228.112	A	www.usb.vn
199.30.228.113	A	6461796c6967687477696e64796a616e6540686f746d616message.domaintools.com
199.30.228.113	A	psychicwhois.com
199.30.228.113	A	*.japan.domaintools.com
199.30.228.164	A	commander.projectwhois.com
199.30.228.165	A	commander.projectwhois.com
199.30.228.244	A	secure.domaintools.com
199.30.231.1	PTR	ip-199-30-231-1.domaintools.com
199.30.231.2	PTR	ip-199-30-231-2.domaintools.com