Robtex

Up: 64.99.64.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 64.99.64.0/21
Down right: 64.99.72.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.99.64.3	A	slambuster.com
64.99.64.5	A	bigip3snat.tucows.com
64.99.64.31	A	weavver.net
64.99.64.31	A	404tech.com
64.99.64.31	A	domainmaster.ca
64.99.64.32	PTR	sfwebfor.tucows.com
64.99.64.32	A	hamiltonsrestaurant.net
64.99.64.32	A	charitytractors.org
64.99.64.37	PTR	osrs.systemdns.com
64.99.64.53	A+PTR	rorweb.opensrs.net
64.99.64.54	A+PTR	signup.opensrs.com
64.99.64.55	A+PTR	raproxy.opensrs.net
64.99.64.65	A	opensrsstorefrontdemo.com
64.99.64.65	A	plesk.domains
64.99.64.65	A	www.opensrsstorefrontdemo.com
64.99.64.67	PTR	wildcard.shopco.com
64.99.64.67	A	scottt.shopco.com
64.99.64.68	PTR	reseller.shopco.com
64.99.64.99	A	charity-law.ca
64.99.66.11	A+PTR	domainshop-1.dk
64.99.66.14	A	order-area.com
64.99.66.16	A	domains.hostdime.com
64.99.66.17	PTR	halohanet.com
64.99.66.18	A+PTR	hostpapadomains.com
64.99.66.19	PTR	dns.wikiit.com.au
64.99.66.20	A	mydomains.newpush.com
64.99.67.52	A+PTR	pte.opensrs.net