Robtex

Up: 168.158.8.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 168.158.8.0/25
Down right: 168.158.8.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
168.158.8.1	A+PTR	scratchy.interwrx.com
168.158.8.2	A+PTR	radius.interwrx.com
168.158.8.3	A+PTR	itchy.interwrx.com
168.158.8.5	A+PTR	radius1.interwrx.com
168.158.8.6	PTR	dino.swlink.net
168.158.8.7	A+PTR	backupradius2.swlink.net
168.158.8.9	PTR	bambam.swlink.net
168.158.8.10	PTR	mail.swlink.net
168.158.8.11	PTR	postoffice.interwrx.com
168.158.8.11	A	postofficeone.interwrx.com
168.158.8.13	A+PTR	mail.digitalf.com
168.158.8.14	A	newzippy.interwrx.com
168.158.8.15	A+PTR	ns1.interwrx.com
168.158.8.15	A	moe.interwrx.com
168.158.8.15	A	bambam.swlink.net
168.158.8.16	A	auth20.azquest.com
168.158.8.16	A	ns2.digitalf.com
168.158.8.20	PTR	astro2k.interwrx.com
168.158.8.22	A	mrtg.interwrx.com
168.158.8.23	A	zippy.swlink.net
168.158.8.24	PTR	w2001s.interwrx.com
168.158.8.24	A	mail.nimbuspages.com
168.158.8.24	A	mail.forestcanyon.org
168.158.8.25	PTR	w2000s.interwrx.com
168.158.8.25	A	mail.southwestcomputersolutions.com
168.158.8.25	A	mail.super-tech.com
168.158.8.30	A+PTR	mail.interwrx.com
168.158.8.30	A	mail.aconaz.org
168.158.8.30	A	mail.andiamo-tel.com
168.158.8.35	A	apu.interwrx.com
168.158.8.37	A	sql.interwrx.com
168.158.8.41	A+PTR	nothing.interwrx.com
168.158.8.42	A	selma.interwrx.com
168.158.8.43	A	roadpizza2.interwrx.com
168.158.8.46	A+PTR	astro2k.interwrx.com
168.158.8.49	A	xerox.interwrx.com
168.158.8.50	A	postoffice3.interwrx.com
168.158.8.51	A	nelson.interwrx.com
168.158.8.54	A	wug.interwrx.com
168.158.8.56	A	dellptr.interwrx.com
168.158.8.64	A	testpostoffice.interwrx.com
168.158.8.80	A	mirror.interwrx.com
168.158.8.84	PTR	mail.interwrx.com
168.158.8.84	A+PTR	mail.renosales.net
168.158.8.84	A	andiamo-tel.com
168.158.8.85	A	voiptftp.interwrx.com
168.158.8.86	A+PTR	inbound-1-mx.interwrx.com
168.158.8.90	PTR	bambam.swlink.net
168.158.8.91	A+PTR	inbound-2-mx.interwrx.com
168.158.8.97	PTR	outbound-2-mx.interwrx.com
168.158.8.99	A	nameserver1.interwrx.com
168.158.8.115	A	www.swlink.net
168.158.8.120	PTR	hosed.interwrx.com
168.158.8.121	A+PTR	hosed.interwrx.com
168.158.8.130	A	ispconfig.interwrx.com
168.158.8.160	A	iwrxsql.interwrx.com
168.158.8.180	A+PTR	ns10.interwrx.com
168.158.8.181	A	vs1.interwrx.com
168.158.8.200	A	bart.interwrx.com
168.158.8.210	A	cl3.chillercity.com
168.158.8.211	A+PTR	dj1.chillercity.com
168.158.8.223	A+PTR	lj1.chillercity.com
168.158.8.224	A+PTR	cl.chillercity.com
168.158.8.224	A+PTR	lj2.chillercity.com
168.158.8.225	A+PTR	cl2.chillercity.com
168.158.8.226	A	lj5si.chillercity.com
168.158.8.226	A	cl4.chillercity.com
168.158.8.250	A	towelie.interwrx.com
168.158.8.251	A	token.interwrx.com
168.158.8.252	A	butters.interwrx.com