122.144.240.0/24 China Unicom Shanghai network
Announced by AS17621 China Unicom Shanghai network. RPKI valid Seen by 5 of our 5 looking glass sessions. Also originated by AS4812
Summary
What the table says about 122.144.240.0/24
Prefix
Origin
AS17621 CNCGROUP-SH
RPKI
RPKI valid
Size
256 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 3 covering
In RouteViews
2026-10-16 08:02 UTC
Paths
How 122.144.240.0/24 is reached
Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.
AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 174 4134 4812
| Origin | AS4812 China Telecom (Group) |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 8d 5h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 4134 4812
| Origin | AS4812 China Telecom (Group) |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 14h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 4134 4812
| Origin | AS4812 China Telecom (Group) |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 18h 47m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS17621 to originate 122.144.240.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 122.144.240.0/24 | /24 | AS4812 CHINANET-SH-AP | APNIC |
| 122.144.240.0/24 | /24 | AS17621 CNCGROUP-SH | APNIC |
| 122.144.240.0/24 | /24 | AS17775 STN-CN | APNIC |
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 122.144.240.0/24 | AS4812 CHINANET-SH-AP | RADB | Chinanet Shanghai | MAINT-AS4812 |
| 122.144.192.0/18 covering | AS4134 CHINANET-BACKBONE | LEVEL3 | Proxy-registered route object | XINGXUNTECHLTD-MNT |
| 122.144.128.0/17 covering | AS17775 STN-CN | APNIC | China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | MAINT-CNNIC-AP |
| 122.144.128.0/17 covering | AS4134 CHINANET-BACKBONE | LEVEL3 | Proxy-registered route object | XINGXUNTECHLTD-MNT |