Robtex

Up: 64.81.72.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 64.81.74.0/24
Down right: 64.81.75.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.81.74.1	A	gateway.matronics.com
64.81.74.2	A	solitaire.matronics.com
64.81.74.3	PTR	www.matronics.com
64.81.74.3	A	matronics.mobi
64.81.74.3	A	matronics.name
64.81.74.4	A	roxy.matronics.com
64.81.74.4	A	mail.matronics.com
64.81.74.5	A	romanova.matronics.com
64.81.74.6	A	drax.matronics.com
64.81.74.14	PTR	pussygalore.matronics.com
64.81.74.17	A	domino.matronics.com
64.81.74.21	A+PTR	barracuda.matronics.com
64.81.74.21	A	barracuda.matronics.tv
64.81.74.23	A+PTR	tiffany.matronics.com
64.81.74.23	A	havelock.matronics.com
64.81.74.27	A	kara.matronics.com
64.81.74.29	PTR	auric.matronics.com
64.81.74.30	A	drjulius.matronics.com
64.81.74.31	A	drkananga.matronics.com
64.81.74.32	A+PTR	corinne.matronics.com
64.81.74.33	A	forums.matronics.com
64.81.74.33	A	dufour.matronics.com
64.81.74.34	A	slingbox.matronics.com
64.81.74.37	PTR	goldfinger.matronics.com
64.81.74.39	PTR	kamal.matronics.com
64.81.74.43	PTR	killifer.matronics.com
64.81.74.44	A	kissy.matronics.com
64.81.74.48	PTR	kitlog.com
64.81.74.49	PTR	mykitlog.com
64.81.74.49	A	www.mykitlog.com
64.81.74.50	PTR	melina.matronics.com
64.81.74.50	A	www.aeroelectric.com
64.81.74.52	PTR	www.matronics.fm
64.81.74.53	A	forums.kitlog.com
64.81.74.54	PTR	pola.matronics.com
64.81.74.59	PTR	suzuki.matronics.com
64.81.74.62	A	zukovsky.matronics.com
64.81.74.126	A+PTR	remote.vineconnections.com
64.81.74.138	PTR	thoth.nextrials.com
64.81.74.143	PTR	ns5.nextrials.com
64.81.74.229	PTR	home.craigslist.org
64.81.75.3	PTR	dsl081-075-003.sfo1.dsl.speakeasy.net
64.81.75.22	A	pubmom-22.europalab.com