Robtex

Up: 207.157.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 207.157.0.0/19
Down right: 207.157.32.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
207.157.0.0	PTR	0.domain.tld
207.157.0.64	PTR	64.domain.tld
207.157.0.66	PTR	saralandcityasa5520.asc.edu
207.157.0.128	PTR	128.domain.tld
207.157.1.0	PTR	0.domain.tld
207.157.1.1	PTR	1.domain.tld
207.157.9.2	A+PTR	mail.eagle.jcs.k12.al.us
207.157.9.2	A	eagle.jcs.k12.al.us
207.157.9.132	PTR	mail.bhamcityschools.org
207.157.9.132	A	bhamcityschools.net
207.157.9.132	A	bhamcityschools.com
207.157.9.140	A	mail.bhm.k12.al.us
207.157.9.141	A	tm.bhamcityschools.org
207.157.10.2	PTR	2.jeffersonstate.edu
207.157.10.6	A	admin.jeffstateonline.com
207.157.10.7	A	mail.jeffersonstate.edu
207.157.10.10	A	www.jeffersonstate.edu
207.157.10.19	A	yoda.jeffersonstate.edu
207.157.10.108	A	aaronburr.jeffstateonline.com
207.157.10.108	A	aaronburr.jeffersonstate.edu
207.157.10.160	A	eportal.jeffersonstate.edu
207.157.11.3	A+PTR	www.shelbyed.k12.al.us
207.157.11.3	A	3.athens.edu
207.157.11.3	A	shelbyed.k12.al.us
207.157.11.4	A	4.athens.edu
207.157.11.66	A+PTR	66.athens.edu
207.157.11.74	A	74.athens.edu
207.157.11.98	A	98.athens.edu
207.157.11.100	A	100.athens.edu
207.157.11.130	A	130.athens.edu
207.157.11.140	A	mail.alabastercityschools.org
207.157.11.140	A	mx.alabastercityschools.org
207.157.11.141	A	141.athens.edu
207.157.11.253	A	253.athens.edu
207.157.12.35	A	bdmsp.cacc.edu
207.157.12.44	A	mail.cacc.cc.al.us
207.157.12.44	A	mail.cacc.edu
207.157.12.44	A	cacc.cc.al.us
207.157.12.130	A+PTR	gateway1.gadsdenstate.edu
207.157.12.143	A	mailsmtp.gadsdenstate.edu
207.157.12.146	A	gadsdenstate.edu
207.157.12.146	A	webserver.gadsdenstate.edu
207.157.13.2	PTR	2.calhoun.k12.al.us
207.157.13.6	A	schools.calhoun.k12.al.us
207.157.13.7	A	netsheriff.org
207.157.13.10	A	mail-filter.calhoun.k12.al.us
207.157.13.16	A	stu.calhoun.k12.al.us
207.157.13.77	A+PTR	lp5p.cacc.edu
207.157.13.81	PTR	moodle1.cacc.edu
207.157.14.10	A	eufaulacore.asc.edu
207.157.14.11	A	eufaulahs.asc.edu
207.157.14.12	A	eufaulahs2960.asc.edu
207.157.14.92	A	ecsk12.org
207.157.15.22	A	mailscanner.apls.state.al.us
207.157.15.66	PTR	aplsweb.apls.state.al.us
207.157.15.66	A	apls.state.al.us
207.157.16.40	A	fcs.k12.al.us
207.157.16.40	A	www.fcs.k12.al.us
207.157.16.43	A	mailscanner.fcs.k12.al.us
207.157.17.3	A+PTR	ns1.hsv.k12.al.us
207.157.17.3	A	ftp.hsv.k12.al.us
207.157.17.13	A	hsvnoc.asc.edu
207.157.21.5	A	5.ls.cc.al.us
207.157.21.20	A	lawreg.ls.cc.al.us
207.157.21.99	A	99.ls.cc.al.us
207.157.21.176	A	176.ls.cc.al.us
207.157.21.201	A	web.ls.cc.al.us
207.157.21.236	A	cougar.ls.cc.al.us
207.157.21.236	A	*.acaue.org
207.157.21.238	A	blackboard.lawsonstate.edu
207.157.23.64	PTR	64.cullmancats.net
207.157.23.195	A	mail.talladega-cs.net
207.157.25.3	PTR	mail.eagle.jcs.k12.al.us
207.157.25.3	A	dns1.guntersvilleboe.com
207.157.25.4	PTR	4.eagle.jcs.k12.al.us
207.157.25.4	A	dns2.guntersvilleboe.com
207.157.25.13	A	www.applegrants.org
207.157.28.11	A	dothanschools.info
207.157.28.77	A	proxy2.dothan.k12.al.us
207.157.30.66	A+PTR	fairfieldcity5520.asc.edu
207.157.30.66	A	fairfieldcity-fw.asc.edu
207.157.30.95	A+PTR	mail.fairfield.k12.al.us
207.157.30.144	A+PTR	mail4.bessk12.org
207.157.30.147	A	mail.zimbra.bessk12.org
207.157.30.161	A	mail.bessk12.org
207.157.30.161	A	exchange.bessk12.org
207.157.31.11	A	havc.k12.al.us
207.157.31.35	A	hhs.haley-k12.us
207.157.31.51	A	www.haley-k12.us
207.157.31.51	A	haley-k12.us
207.157.35.4	PTR	4.stclair.k12.al.us
207.157.35.5	PTR	5.stclair.k12.al.us
207.157.35.12	PTR	11.stclair.k12.al.us
207.157.35.12	A	mailfilter.sccboe.org
207.157.35.22	A	mailbalancer.sccboe.org
207.157.39.5	PTR	www.atech.aum.edu
207.157.39.5	PTR	www.atg.aum.edu
207.157.39.5	PTR	www.cat.aum.edu
207.157.42.2	PTR	2.talladega.edu
207.157.42.165	A	baracuda.talladega.edu
207.157.42.165	A	barracuda.talladega.edu
207.157.43.9	PTR	oadi.org
207.157.43.9	A	oadi.oadi.uab.edu
207.157.54.2	PTR	2.pickens.k12.al.us
207.157.54.5	PTR	5.pickens.k12.al.us
207.157.54.10	PTR	mail.pcboe.org
207.157.54.10	A	pickens.k12.al.us
207.157.54.10	A	pcboe.org
207.157.54.11	A	www.pickens.k12.al.us
207.157.54.11	A	www.pcboe.org
207.157.54.241	PTR	241.pickens.k12.al.us
207.157.57.3	PTR	oakwood.edu
207.157.58.2	PTR	mndns01.wallace.edu
207.157.58.2	A+PTR	ns1.wallace.edu
207.157.58.2	A	mndcsrv02.wallace.edu
207.157.58.10	A	mnexchsrvca.wallace.edu
207.157.58.104	PTR	wallace.edu
207.157.58.177	A	wcadmin.wallace.edu
207.157.58.185	A	mo.wallace.edu
207.157.58.202	A+PTR	fs1.wallace.edu
207.157.58.246	A	courses.wallace.edu
207.157.60.3	A+PTR	ppp2.linden.k12.al.us
207.157.60.40	A	lcssti.com
207.157.62.3	PTR	montevallo.edu