Robtex

Up: 66.9.136.0/21
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Down left: 66.9.136.0/23
Down right: 66.9.138.0/23

IP	Type	Hostname
66.9.136.44	A	a-66-9-136-44.sarahcosby.com
66.9.137.12	PTR	mail.brra.com
66.9.137.12	PTR	mail.brunoandridgway.com
66.9.137.12	PTR	mail.internetopinions.com
66.9.139.8	A	web315.fegs.org
66.9.139.9	A	smtp.fegs.org
66.9.139.11	PTR	smtp.hr-dynamics.com
66.9.139.11	A	exchange.fegsbegin.org
66.9.139.231	A+PTR	mail.nysd.org