Robtex

Up: 209.227.160.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 209.227.164.0/23
Down right: 209.227.166.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
209.227.164.1	PTR	ns1.primusvoip.com
209.227.164.12	PTR	ns2.primusvoip.com
209.227.164.12	A	ns3.primusvoip.com
209.227.165.143	PTR	delirium.voip.primustel.com
209.227.165.143	A	delirium.primusvoip.com
209.227.165.143	A	delirium.telegroup.com
209.227.165.145	PTR	desire.voip.primustel.com
209.227.165.145	A	smtp.primusvoip.com
209.227.165.145	A	desire.primusvoip.com
209.227.166.2	PTR	bos-corp-2.primushost.com
209.227.166.49	PTR	bos-corp-49.primushost.com
209.227.166.63	PTR	bos-corp-63.primushost.com
209.227.166.64	PTR	bos-corp-64.primushost.com
209.227.166.81	PTR	bos-corp-81.primushost.com
209.227.166.105	PTR	bos-corp-105.primushost.com
209.227.166.142	A+PTR	webdrive.primustel.com
209.227.166.150	A	brix.primustel.com
209.227.166.152	A	mclwldev01.primustel.com
209.227.166.154	A	imap.primustel.com
209.227.167.6	A	portal.primustel.com
209.227.167.12	A	primusxtension.com
209.227.167.12	A	primusbiz.com
209.227.167.12	A	www.primusbiz.com
209.227.167.75	PTR	brix.primustel.com
209.227.167.131	A	primuslink.net
209.227.167.131	A	primuslink.us
209.227.167.131	A	primuslink.com
209.227.167.150	A	primusvoip.org
209.227.167.150	A	primusvoip.net
209.227.167.152	A	globe-talk.com
209.227.167.152	A	koolminute.com
209.227.167.152	A	www.myglobetalk.com
209.227.167.170	PTR	lingo.com
209.227.167.170	A	buylingo.net
209.227.167.170	A	testlingo.net
209.227.167.172	A	lingocallchina.com
209.227.167.175	A	gtbbapp.com
209.227.167.175	A	gtandroidapp.com
209.227.167.191	A	primuswireless.com
209.227.167.192	A	primusprofessionalservices.com
209.227.167.192	A	primustel-services.com
209.227.167.193	A	lingocallkorea.com
209.227.167.193	A	lingokorea.com
209.227.167.196	A	ten4real.com
209.227.167.199	A+PTR	www.smarttalkmobile.com
209.227.167.199	A	smarttalkmobile.com
209.227.167.200	PTR	www.smarttalkmobile.com
209.227.167.202	PTR	www.ptgi.com
209.227.167.202	A	iprimuscloud.com
209.227.167.202	A	ptgicloud.com
209.227.167.203	A	www.lingonews.com
209.227.167.203	A	lingonews.com
209.227.167.204	A	lingosupport.com
209.227.167.240	A	lingoandroidapp.com
209.227.167.240	A	lingobbapp.com
209.227.167.240	A	lingomobileandroidapp.com