Robtex

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IP	Type	Hostname
72.131.136.1	PTR	mta-72-131-136-1.wi.rr.com
72.131.136.130	PTR	mta-72-131-136-130.wi.rr.com
72.131.155.2	PTR	mta-72-131-155-2.wi.rr.com
72.131.155.3	PTR	mta-72-131-155-3.wi.rr.com
72.131.160.137	PTR	mta-72-131-160-137.wi.rr.com
72.131.168.1	PTR	mta-72-131-168-1.wi.rr.com
72.131.177.3	PTR	mta-72-131-177-3.wi.rr.com
72.131.177.129	PTR	mta-72-131-177-129.wi.rr.com
72.131.177.130	PTR	mta-72-131-177-130.wi.rr.com
72.131.193.150	A+PTR	host.goodmansys.com
72.131.193.150	A	byrongoodman.com
72.131.201.234	A	mx.multicam.com
72.131.203.226	A+PTR	rrcs-72-131-203-226.sw.biz.rr.com
72.131.204.47	A+PTR	rrcs-72-131-204-47.sw.biz.rr.com
72.131.204.90	A+PTR	rrcs-72-131-204-90.sw.biz.rr.com
72.131.204.90	A	ns1.chaoticmethod.net
72.131.204.90	A	ns1.clanchowder.org
72.131.204.91	PTR	rrcs-72-131-204-91.sw.biz.rr.com
72.131.205.228	A+PTR	rrcs-72-131-205-228.sw.biz.rr.com
72.131.205.228	A	omnifleettrax.com
72.131.206.67	A+PTR	rrcs-72-131-206-67.sw.biz.rr.com
72.131.206.67	A	ns1.accs-technologies.com
72.131.206.68	A+PTR	rrcs-72-131-206-68.sw.biz.rr.com
72.131.206.68	A	ns2.accs-technologies.com
72.131.206.69	PTR	rrcs-72-131-206-69.sw.biz.rr.com
72.131.206.70	PTR	rrcs-72-131-206-70.sw.biz.rr.com
72.131.207.0	PTR	mta-72-131-207-0.kc.rr.com
72.131.210.91	PTR	mta-72-131-210-91.kc.rr.com
72.131.210.130	PTR	smtp.madcapsoftware.com
72.131.210.130	A	mail.madcapsoftware.com
72.131.210.181	PTR	mta-72-131-210-181.kc.rr.com
72.131.211.3	A+PTR	rrcs-72-131-211-3.sw.biz.rr.com
72.131.211.3	A	fraziersports.net
72.131.220.42	A	oisdev.com
72.131.221.207	PTR	mta-72-131-221-207.kc.rr.com
72.131.242.2	PTR	mta-72-131-242-2.wi.rr.com
72.131.246.2	PTR	mta-72-131-246-2.wi.rr.com