Robtex

Up: 169.150.0.0/15
Can't show all results, try to descend to a more specific CIDR
Down left: 169.151.0.0/17
Down right: 169.151.128.0/17
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
169.151.1.8	PTR	ns1.pisd.edu
169.151.1.9	A+PTR	ftp.pisd.edu
169.151.1.9	A+PTR	k-12.pisd.edu
169.151.1.15	PTR	centralldap.pisd.edu
169.151.1.26	A	sym-admin01.pisd.edu
169.151.1.35	PTR	proxy1.pisd.edu
169.151.1.35	PTR	proxy2.pisd.edu
169.151.1.37	A	mydesk.pisd.edu
169.151.1.38	A	mydesk.pisd.edu
169.151.5.4	A+PTR	sview.pisd.edu
169.151.5.27	A+PTR	hscp.pisd.edu
169.151.5.27	PTR	middleschool.pisd.edu
169.151.5.28	A+PTR	cpreporter.pisd.edu
169.151.5.30	A+PTR	search.pisd.edu
169.151.6.2	PTR	ns2.pisd.edu
169.151.6.3	PTR	www.planoisdeschool.net
169.151.6.3	PTR	mypisd.org
169.151.6.3	PTR	www.pisdeducationfoundation.org
169.151.6.4	PTR	auth.mypisd.net
169.151.6.4	PTR	entry.mypisd.net
169.151.6.4	PTR	grolier.mypisd.net
169.151.6.32	A	academy.pisd.edu
169.151.6.32	A	hmh.pisd.edu
169.151.6.32	A	testsite.pisd.edu
169.151.40.203	A	v005libwk.pisd.edu
169.151.40.217	A	v005ofmg01.pisd.edu
169.151.46.243	A	v111offc01.pisd.edu
169.151.64.74	A+PTR	xcd-hendrick.pisd.edu
169.151.70.235	A+PTR	v114r605.pisd.edu
169.151.82.230	A	v105p014.pisd.edu
169.151.88.252	A+PTR	v140offc02.pisd.edu
169.151.109.65	A	hvac.pisd.edu
169.151.148.35	A+PTR	xcd-rose.pisd.edu
169.151.148.214	A	v130fans01.pisd.edu
169.151.151.200	A+PTR	v011mgmr.pisd.edu
169.151.154.235	A	v009ofmg.pisd.edu
169.151.157.217	A+PTR	v133fans01.pisd.edu
169.151.157.235	A	v133prin03.pisd.edu
169.151.161.120	A+PTR	xcd20.pisd.edu
169.151.163.6	A+PTR	safari11.pisd.edu
169.151.163.10	A	pisdtv.pisd.edu
169.151.163.14	A	safarilive5.pisd.edu
169.151.163.14	A	kera.pisd.edu
169.151.165.12	A+PTR	sasdev.pisd.edu
169.151.165.55	A	mydocs.pisd.edu
169.151.165.55	A	ns7my.mypisd.net
169.151.165.61	A	fw2.pisd.edu
169.151.224.106	PTR	v126i4thx.pisd.edu
169.151.232.227	A+PTR	v149fans.pisd.edu
169.151.241.16	PTR	westldap.pisd.edu
169.151.254.110	A	fw2.pisd.edu