Robtex

Up: 140.99.12.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 140.99.13.0/25
Down right: 140.99.13.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
140.99.13.18	A	ddosconsultants.com
140.99.13.18	A	mx1.ddosconsultants.com
140.99.13.18	A	mx1.santansecurity.com
140.99.13.25	A	host25.packetswitched.net
140.99.13.27	A	host27.packetswitched.net
140.99.13.28	A	host28.packetswitched.net
140.99.13.29	A	host29.packetswitched.net
140.99.13.30	A	host30.packetswitched.net
140.99.13.38	PTR	site-a.accurl.com
140.99.13.49	A	rosswheeler-gw.deru.com
140.99.13.51	A	rosswheeler-51.deru.com
140.99.13.52	A	rosswheeler-52.deru.com
140.99.13.53	A	rosswheeler-53.deru.com
140.99.13.54	A	rosswheeler-54.deru.com
140.99.13.66	PTR	flatline.deru.com
140.99.13.91	A	ns.lerc.net
140.99.13.98	A	francois-98.deru.com
140.99.13.99	A	francois-99.deru.com
140.99.13.203	PTR	203.cpiraino.deru.com
140.99.13.219	PTR	219.adweb.com
140.99.13.219	A	new-intranet.com
140.99.13.219	A	intranet-example.com
140.99.13.221	A	laporchettaintranet.com