Robtex

Up: 138.19.224.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 138.19.226.0/24
Down right: 138.19.227.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
138.19.226.131	A+PTR	138019226131.ctinets.com
138.19.226.131	A	swfatb.com
138.19.226.217	A+PTR	138019226217.ctinets.com
138.19.226.217	A	avserver.jasonfamily.com
138.19.226.223	A+PTR	138019226223.ctinets.com
138.19.226.223	A	digitemplate.net
138.19.226.223	A	madness.hk
138.19.227.86	A+PTR	138019227086.ctinets.com