Robtex

Up: 177.10.248.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 177.10.252.0/23
Down right: 177.10.254.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
177.10.253.12	PTR	177-10-253-12.infowebbandalarga.com.br
177.10.253.12	A	r1.sn-fpgxapo3-uixe.c.android.clients.google.com
177.10.253.12	A	r1.sn-fpgxapo3-uixe.gvt1.com
177.10.253.13	PTR	177.10.253.13.as262274.net.br
177.10.253.14	PTR	177.10.253.14.as262274.net.br
177.10.253.15	PTR	177.10.253.15.as262274.net.br
177.10.253.16	A+PTR	177.10.253.16.as262274.net.br
177.10.253.16	A	r5.sn-fpgxapo3-uixe.gvt1.com
177.10.253.16	A	r5.sn-fpgxapo3-uixe.googlevideo.com
177.10.253.17	PTR	177.10.253.17.as262274.net.br
177.10.253.17	A	r6.sn-fpgxapo3-uixe.gvt1.com
177.10.253.66	PTR	177-10-253-66.infowebbandalarga.com.br
177.10.253.66	A	occ-1-1510-1740.1.nflxso.net
177.10.253.66	A	occ-0-1510-1356.1.nflxso.net
177.10.253.145	PTR	177-10-253-145.infowebbandalarga.com.br
177.10.253.145	A	scontent.fthe2-1.fna.fbcdn.net
177.10.253.146	PTR	177-10-253-146.infowebbandalarga.com.br
177.10.253.146	A	video.fthe2-1.fna.fbcdn.net
177.10.253.158	PTR	177.10.253.158.as262274.net.br
177.10.253.158	A	sonar.fthe2-1.fna.fbcdn.net
177.10.253.160	A+PTR	177.10.253.160.as262274.net.br
177.10.253.161	A+PTR	177.10.253.161.as262274.net.br
177.10.253.161	A	media.fthe2-1.fna.whatsapp.net
177.10.253.162	PTR	177.10.253.162.as262274.net.br
177.10.253.162	A	z-p3-scontent.fthe2-1.fna.fbcdn.net
177.10.253.195	A+PTR	177.10.253.195.as262274.net.br
177.10.253.195	A	ipv4-c002-the001-wirelink-isp.1.oca.nflxvideo.net
177.10.254.12	A+PTR	177.10.254.12.as262274.net.br
177.10.254.12	A	r1.sn-8p8xpgvncg-2ice.googlevideo.com
177.10.254.12	A	r1.sn-8p8xpgvncg-2ice.gvt1.com
177.10.254.13	A+PTR	177.10.254.13.as262274.net.br
177.10.254.97	A+PTR	177.10.254.97.as262274.net.br
177.10.254.97	A	instagram.fthe12-1.fna.fbcdn.net