Robtex

Up: 192.30.28.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 192.30.29.0/25
Down right: 192.30.29.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.30.29.4	A	cs209.can.transactcdn.com
192.30.29.5	A	cs210.can.transactcdn.com
192.30.29.15	A	cs219.can.transactcdn.com
192.30.29.16	A	cs220.can.transactcdn.com
192.30.29.23	A	content5.cpcache.com
192.30.29.23	A	content7.cpcache.com
192.30.29.23	A	shanghai.peninsula.com
192.30.29.24	A	cs233.can.transactcdn.com
192.30.29.26	A	cs237.can.transactcdn.com
192.30.29.27	A	cs238.can.transactcdn.com
192.30.29.28	A	cs239.can.transactcdn.com
192.30.29.29	A	cs240.can.transactcdn.com
192.30.29.30	A	cs241.can.transactcdn.com
192.30.29.31	A	cs242.can.transactcdn.com
192.30.29.32	A	cs251.can.transactcdn.com
192.30.29.33	A	cs253.can.transactcdn.com
192.30.29.35	A	cs255.can.transactcdn.com