Robtex

Up: 216.100.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 216.100.88.0/22
Down right: 216.100.92.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.100.88.1	PTR	user188x1.fjuhsd.k12.ca.us
216.100.88.20	A	lyris.fjuhsd.k12.ca.us
216.100.88.83	PTR	user188x83.fjuhsd.k12.ca.us
216.100.88.145	PTR	user188x145.fjuhsd.k12.ca.us
216.100.88.153	PTR	user188x153.fjuhsd.k12.ca.us
216.100.88.170	PTR	user188x170.fjuhsd.k12.ca.us
216.100.88.187	PTR	user188x187.fjuhsd.k12.ca.us
216.100.88.203	PTR	user188x203.fjuhsd.k12.ca.us
216.100.89.3	A	vpn.pylusd.org
216.100.89.6	A	edweb.pylusd.org
216.100.89.10	A	georgekey.org
216.100.89.10	A	www2.pylusd.k12.ca.us
216.100.89.10	A	valadezacademy.org
216.100.89.203	A+PTR	aeries.pylusd.org
216.100.89.203	A	portal.pylusd.org
216.100.89.204	A	portal.pylusd.org
216.100.90.8	PTR	capousd.org
216.100.90.8	PTR	mail.capousd.k12.ca.us
216.100.90.110	A	mail6.capousd.k12.ca.us
216.100.90.126	A	cusdgraphics.capousd.org
216.100.90.144	PTR	abi.capousd.org
216.100.90.150	A	www.capousd.org
216.100.90.150	A	schoolwebftp.capousd.org
216.100.90.152	A	www.cusdjobs.org
216.100.90.232	PTR	capousd.tv
216.100.90.232	PTR	cusd.tv
216.100.90.232	PTR	mail.capousd.tv
216.100.91.179	A	myorangeusd.org
216.100.91.200	PTR	www.orangeusd.com
216.100.91.200	PTR	www.orangeusd.net
216.100.91.200	A	panoramaes.orangeusd.org
216.100.91.231	A	abiemhs.orangeusd.org
216.100.91.246	A	gosignmeup.orangeusd.k12.ca.us
216.100.91.248	PTR	is-ns1.orangeusd.com
216.100.91.248	A+PTR	is-ns1.orangeusd.net
216.100.91.248	A+PTR	is-ns1.orangeusd.org
216.100.91.249	PTR	is-ns2.orangeusd.com
216.100.91.249	PTR	is-ns2.orangeusd.org
216.100.91.249	PTR	is-ns2.orangeusd.k12.ca.us
216.100.93.1	PTR	user193x1.sausd.us
216.100.93.1	A	router.sausd.k12.ca.us
216.100.93.2	A	vpn.sausd.k12.ca.us
216.100.93.5	A	smtp1.sausd.us
216.100.93.6	A	hardrockcafe.jp
216.100.93.28	A	eportal.sausd.us
216.100.93.33	PTR	user193x33.sausd.us
216.100.93.85	A	smtp5.sausd.us
216.100.93.128	PTR	user193x128.sausd.us
216.100.93.130	PTR	user193x130.sausd.us
216.100.93.168	PTR	user193x168.sausd.us
216.100.93.171	PTR	user193x171.sausd.us
216.100.93.201	PTR	user193x201.sausd.us
216.100.93.203	PTR	user193x203.sausd.us
216.100.93.233	PTR	user193x233.sausd.us
216.100.94.2	PTR	fw-ca5540.wsd.k12.ca.us
216.100.94.6	A	ppsrv.wsd.k12.ca.us
216.100.94.6	A	ppsrv.wsdk8.us
216.100.94.16	A	ex-ets01.wsd.k12.ca.us
216.100.94.17	PTR	ex-cas01.wsd.k12.ca.us
216.100.94.17	A	mail.wsdk8.us
216.100.94.35	PTR	user194x35.ocde.k12.ca.us
216.100.94.72	PTR	user194x72.ocde.k12.ca.us
216.100.95.4	A	outmail.svusd.k12.ca.us
216.100.95.7	A	saddlebackrecreation.com
216.100.95.7	A	www.saddlebackrecreation.com
216.100.95.7	A	eths.svusd.org
216.100.95.22	A	rsmintermediate.com
216.100.95.24	PTR	user95x24.ocde.k12.ca.us
216.100.95.24	A	webmail.svusd.org
216.100.95.24	A	mail.svusd.org
216.100.95.28	A	doortothecore.org
216.100.95.49	A	familyportal.svusd.org
216.100.95.73	PTR	user95x73.ocde.k12.ca.us
216.100.95.81	PTR	user95x81.ocde.k12.ca.us
216.100.95.145	PTR	user95x145.ocde.k12.ca.us
216.100.95.240	PTR	user95x240.ocde.k12.ca.us