Robtex

Up: 66.50.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 66.50.48.0/21
Down right: 66.50.56.0/21

IP	Type	Hostname
66.50.49.85	A	cvx-ppp-66-50-49-85.coqui.net
66.50.49.89	A	cvx-ppp-66-50-49-89.coqui.net
66.50.49.163	A	cvx-ppp-66-50-49-163.coqui.net
66.50.49.195	A	cvx-ppp-66-50-49-195.coqui.net
66.50.49.232	A	cvx-ppp-66-50-49-232.coqui.net
66.50.50.20	A	acasacorazon.com
66.50.50.86	A	cvx-ppp-66-50-50-86.coqui.net
66.50.50.95	A	cvx-ppp-66-50-50-95.coqui.net
66.50.50.119	A	cvx-ppp-66-50-50-119.coqui.net
66.50.50.126	A	cvx-ppp-66-50-50-126.coqui.net
66.50.50.129	PTR	cvx-ppp-66-50-50-129.coqui.net
66.50.50.132	A	cvx-ppp-66-50-50-132.coqui.net
66.50.50.140	A	cvx-ppp-66-50-50-140.coqui.net
66.50.50.182	A	cvx-ppp-66-50-50-182.coqui.net
66.50.50.188	A	cvx-ppp-66-50-50-188.coqui.net
66.50.50.235	A	cvx-ppp-66-50-50-235.coqui.net
66.50.52.85	A	cvx-ppp-66-50-52-85.coqui.net
66.50.52.110	A	cvx-ppp-66-50-52-110.coqui.net
66.50.52.187	A	cvx-ppp-66-50-52-187.coqui.net
66.50.52.245	A	cvx-ppp-66-50-52-245.coqui.net
66.50.53.2	PTR	cvx-ppp-66-50-53-2.coqui.net
66.50.53.2	A	cooplaspiedrastext.com
66.50.53.2	A	lpfortimail.cooplaspiedras.com
66.50.53.6	A	cvx-ppp-66-50-53-6.coqui.net
66.50.54.17	A+PTR	cvx-ppp-66-50-54-17.coqui.net
66.50.54.17	A	external.fsig2-1.fna.fbcdn.net
66.50.54.17	A	scontent.fsig2-1.fna.fbcdn.net
66.50.54.18	PTR	cvx-ppp-66-50-54-18.coqui.net
66.50.54.18	A	video.fsig2-1.fna.fbcdn.net
66.50.54.32	A+PTR	cvx-ppp-66-50-54-32.coqui.net
66.50.54.32	A	instagram.fsig2-1.fna.fbcdn.net
66.50.54.33	A	media.fsig2-1.fna.whatsapp.net
66.50.54.34	A	z-p3-scontent.fsig2-1.fna.fbcdn.net
66.50.54.51	A	cvx-ppp-66-50-54-51.coqui.net
66.50.54.57	A	cvx-ppp-66-50-54-57.coqui.net
66.50.54.80	A	cvx-ppp-66-50-54-80.coqui.net
66.50.54.81	A+PTR	cvx-ppp-66-50-54-81.coqui.net
66.50.54.81	A	scontent.fsig1-1.fna.fbcdn.net
66.50.54.81	A	external.fsig1-1.fna.fbcdn.net
66.50.54.82	PTR	cvx-ppp-66-50-54-82.coqui.net
66.50.54.96	A+PTR	cvx-ppp-66-50-54-96.coqui.net
66.50.54.96	A	instagram.fsig1-1.fna.fbcdn.net
66.50.54.98	A	z-p3-scontent.fsig1-1.fna.fbcdn.net
66.50.54.104	A	z-1-scontent.fsig1-1.fna.fbcdn.net
66.50.54.125	A	cvx-ppp-66-50-54-125.coqui.net
66.50.54.136	A	cvx-ppp-66-50-54-136.coqui.net
66.50.54.196	A	cvx-ppp-66-50-54-196.coqui.net
66.50.54.209	A	cvx-ppp-66-50-54-209.coqui.net
66.50.55.1	A+PTR	cvx-ppp-66-50-55-1.coqui.net
66.50.55.9	A	cvx-ppp-66-50-55-9.coqui.net
66.50.55.73	A	cvx-ppp-66-50-55-73.coqui.net
66.50.55.77	A	cvx-ppp-66-50-55-77.coqui.net
66.50.55.137	A	cvx-ppp-66-50-55-137.coqui.net
66.50.55.145	A	cvx-ppp-66-50-55-145.coqui.net
66.50.55.147	A	cvx-ppp-66-50-55-147.coqui.net
66.50.55.150	A	cvx-ppp-66-50-55-150.coqui.net
66.50.56.103	A	66-50-56-103.prtc.net
66.50.57.52	A	66-50-57-52.prtc.net
66.50.57.82	A+PTR	66-50-57-82.prtc.net
66.50.57.130	A	66-50-57-130.prtc.net
66.50.59.28	A	66-50-59-28.prtc.net
66.50.59.77	A	66-50-59-77.prtc.net
66.50.59.101	A	66-50-59-101.prtc.net
66.50.59.185	A	66-50-59-185.prtc.net
66.50.59.245	A	66-50-59-245.prtc.net
66.50.59.252	A	66-50-59-252.prtc.net
66.50.60.63	A	66-50-60-63.prtc.net
66.50.60.105	A	66-50-60-105.prtc.net
66.50.60.134	A	66-50-60-134.prtc.net
66.50.60.163	A	66-50-60-163.prtc.net
66.50.60.195	A	66-50-60-195.prtc.net
66.50.60.220	A	66-50-60-220.prtc.net
66.50.61.9	A	66-50-61-9.prtc.net
66.50.61.35	A	66-50-61-35.prtc.net
66.50.61.70	A	66-50-61-70.prtc.net
66.50.61.103	A	66-50-61-103.prtc.net
66.50.61.187	A	66-50-61-187.prtc.net
66.50.61.234	A	66-50-61-234.prtc.net
66.50.61.235	A	66-50-61-235.prtc.net
66.50.61.254	A	66-50-61-254.prtc.net
66.50.62.50	A	66-50-62-50.prtc.net
66.50.62.96	A	66-50-62-96.prtc.net
66.50.62.112	A	66-50-62-112.prtc.net
66.50.62.134	A	66-50-62-134.prtc.net
66.50.62.136	A	66-50-62-136.prtc.net
66.50.62.145	A	66-50-62-145.prtc.net
66.50.62.146	A	66-50-62-146.prtc.net
66.50.62.171	A	66-50-62-171.prtc.net
66.50.62.207	A	66-50-62-207.prtc.net
66.50.63.146	A	66-50-63-146.prtc.net
66.50.63.158	A	mail.gnpr.pr.gov