Robtex

Up: 122.147.164.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 122.147.166.0/24
Down right: 122.147.167.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
122.147.166.7	A+PTR	apmail.portwell.com.tw
122.147.166.17	PTR	welinkpdc.welink.com.tw
122.147.166.18	A	ns1.we-link.com.tw
122.147.166.19	A	ms2.trusted-sol.com
122.147.166.21	A	ms1.trusted-sol.com
122.147.166.22	A	trusted2.trusted-sol.com
122.147.166.35	A	dc1.portwell.nl
122.147.166.36	A	mail.portwell.eu
122.147.166.45	A+PTR	ex11.portwell.com.tw
122.147.166.45	A+PTR	webmail.portwell.com.tw
122.147.166.47	PTR	ex11.portwell.com.tw
122.147.166.47	PTR	webmail.portwell.com.tw
122.147.166.49	A	ns2.cas-well.com
122.147.166.52	A+PTR	ms1.cas-well.com
122.147.166.52	A	ns1.cas-well.com
122.147.166.54	PTR	es1.cas-well.com
122.147.166.54	A	ex1.cas-well.com
122.147.166.63	A	mail1.ganlot.com
122.147.166.64	A+PTR	ganlotce.ganlot.com
122.147.166.64	A	mail.ganlot.com
122.147.166.76	A	www.we-link.com.tw
122.147.166.78	A	imss.cas-well.com
122.147.166.80	A+PTR	ex1.portwell.com.tw
122.147.166.81	A+PTR	ex1.portwell.com.tw
122.147.166.81	PTR	webmail.portwell.com.tw
122.147.166.82	A+PTR	ns1.portwell.com.tw
122.147.166.83	A	isa.portwell.com.tw
122.147.166.85	PTR	www.portwell.com.tw
122.147.166.85	A+PTR	portwell.com.tw
122.147.166.85	A	dc1.portwell.nl
122.147.166.86	A+PTR	ns2.portwell.com.tw
122.147.166.86	A	ns1.portwell.com.tw
122.147.166.88	A+PTR	spam.portwell.com.tw
122.147.166.88	A+PTR	wms.portwell.com.tw
122.147.166.88	A	ms1.portwell.com.tw
122.147.166.89	PTR	spam2.portwell.com.tw
122.147.166.89	A+PTR	wms2.portwell.com.tw
122.147.166.90	A	ms1.mitwel.com
122.147.166.90	A	ms1.mit-well.com
122.147.166.95	A+PTR	ms2.mitwell.com.tw
122.147.166.95	A	ms1.mitwell.com.tw
122.147.166.116	A	chunghomx.portwell.com.tw
122.147.166.130	PTR	122-147-166-130.static.sparqnet.net
122.147.166.150	A	static.gtm.acer.com
122.147.167.11	PTR	spamwall2.unimicron.com
122.147.167.12	A+PTR	spamwall2.unimicron.com
122.147.167.131	A	aneutech.com
122.147.167.140	A	www.qunhongtek.com
122.147.167.205	PTR	122-147-167-205.static.sparqnet.net
122.147.167.205	A	dns3.unimicron.com