Robtex

Up: 203.161.136.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 203.161.138.0/24
Down right: 203.161.139.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.161.138.75	PTR	ip-75-138-161-203.static.pipenetworks.com
203.161.138.97	PTR	ip-97-138-161-203.static.pipenetworks.com
203.161.138.114	A+PTR	ip-114-138-161-203.static.pipenetworks.com
203.161.138.130	A	ip-130-138-161-203.static.pipenetworks.com
203.161.138.140	A	mail.pb.com.au
203.161.138.203	PTR	cache-ns-syd.pipenetworks.com
203.161.138.225	A	remote.eraseit.com.au
203.161.138.226	A+PTR	ip-226-138-161-203.static.pipenetworks.com
203.161.138.226	A	geckosadventures.co.uk
203.161.138.226	A	peregrineadventures.co.nz
203.161.138.232	A	livegroup.com.au
203.161.138.240	A	peregrineadventuresonline.com
203.161.138.245	A+PTR	ip-245-138-161-203.static.pipenetworks.com
203.161.138.245	A	liveportal.com.au
203.161.139.6	A+PTR	ip-6-139-161-203.static.pipenetworks.com
203.161.139.10	A+PTR	ip-10-139-161-203.static.pipenetworks.com
203.161.139.26	A+PTR	ip-26-139-161-203.static.pipenetworks.com
203.161.139.30	A+PTR	ip-30-139-161-203.static.pipenetworks.com
203.161.139.33	A+PTR	ip-33-139-161-203.static.pipenetworks.com
203.161.139.56	A+PTR	ip-56-139-161-203.static.pipenetworks.com
203.161.139.77	A+PTR	ip-77-139-161-203.static.pipenetworks.com
203.161.139.93	A+PTR	ip-93-139-161-203.static.pipenetworks.com
203.161.139.125	PTR	ve2968.rn-639gardeners-cer-01.tpg-telecom.net
203.161.139.137	A+PTR	ip-137-139-161-203.static.pipenetworks.com
203.161.139.140	A	webreqonline.com
203.161.139.156	PTR	ip-156-139-161-203.static.pipenetworks.com
203.161.139.156	A	mail.ilcnsw.asn.au
203.161.139.165	A+PTR	ip-165-139-161-203.static.pipenetworks.com
203.161.139.173	PTR	ip-173-139-161-203.static.pipenetworks.com
203.161.139.173	A	sftp.smartsgroup.com
203.161.139.174	A	smtp.smartssystems.com
203.161.139.174	A	mail.smartssystems.com
203.161.139.189	A+PTR	ip-189-139-161-203.static.pipenetworks.com
203.161.139.199	A+PTR	autest20302.siteconfidence.com.au
203.161.139.206	A+PTR	ip-206-139-161-203.static.pipenetworks.com
203.161.139.224	A+PTR	ip-224-139-161-203.static.pipenetworks.com
203.161.139.234	A+PTR	ip-234-139-161-203.static.pipenetworks.com
203.161.139.241	PTR	ve2034.rn-639gardeners-cer-01.tpg-telecom.net
203.161.139.255	A	ip-255-139-161-203.static.pipenetworks.com