Robtex

Up: 209.137.132.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 209.137.133.0/25
Down right: 209.137.133.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
209.137.133.7	PTR	7.primeconduit.com
209.137.133.7	A	fci-dc.com
209.137.133.7	A	www.fci-dc.com
209.137.133.38	PTR	133038.kdd.net
209.137.133.38	A	liveg.org
209.137.133.51	PTR	133051.kdd.net
209.137.133.51	A	www.purelogic.com
209.137.133.51	A	sagal.com
209.137.133.52	PTR	133052.kdd.net
209.137.133.52	A	ns1.purelogic.com
209.137.133.54	PTR	mail.lspwr.com
209.137.133.55	A	mail2.invemed.com
209.137.133.59	A+PTR	email.claritystaffing.com
209.137.133.81	A+PTR	wb01.kddia.com
209.137.133.81	A	www.kdd.net
209.137.133.81	A	jnwebmail.kdd.net
209.137.133.82	A+PTR	wb02.kddia.com
209.137.133.82	A	www.kdd.net
209.137.133.89	PTR	133089.kddmobile.com
209.137.133.89	A	ns11.kddimobile.com
209.137.133.90	PTR	133090.kddmobile.com
209.137.133.90	A	ns12.kddimobile.com
209.137.133.91	PTR	133091.kddmobile.com
209.137.133.91	A	mx11.kddimobile.com
209.137.133.92	PTR	133092.kddmobile.com
209.137.133.92	A	mx12.kddimobile.com
209.137.133.93	PTR	133093.kddmobile.com
209.137.133.93	A	wb01.kddimobile.com
209.137.133.94	PTR	133094.kddmobile.com
209.137.133.94	A	kddimobile.com
209.137.133.94	A	wb02.kddimobile.com
209.137.133.99	PTR	133099.kddmobile.com
209.137.133.99	A	sapli.kddimobile.com
209.137.133.99	A	mc01.kddimobile.com
209.137.133.102	A	store.kddimobile.com
209.137.133.102	A	wb12.kddimobile.com
209.137.133.103	PTR	133103.kddmobile.com
209.137.133.103	A	myaccount.kddimobile.com
209.137.133.103	A	wb13.kddimobile.com
209.137.133.124	A	safeattach.kddia.com
209.137.133.126	A	safeattach-kamtest.kddiatest.com
209.137.133.132	PTR	fna-spamfw01.ficamerica.com
209.137.133.132	A	mx10.apicsillinois.com
209.137.133.209	PTR	133209.kdd.net