175.25.16.0/21 China Unicom Beijing Province Network
Announced by AS4808 China Unicom Beijing Province Network. RPKI valid Seen by 5 of our 5 looking glass sessions. Also originated by AS23724
Summary
What the table says about 175.25.16.0/21
Prefix
Origin
AS4808 CHINA169-BJ
RPKI
RPKI valid
Size
2,048 addresses
Less specific
More specifics
0
IRR route objects
3 exact, 2 covering
In RouteViews
2026-10-12 08:02 UTC
Paths
How 175.25.16.0/21 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 23724
| Origin | AS23724 IDC, China Telecommunications Corporation |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 4d 5h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 4134 23724
| Origin | AS23724 IDC, China Telecommunications Corporation |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 4d 13h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4134 23724
| Origin | AS23724 IDC, China Telecommunications Corporation |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 4d 13h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS4808 to originate 175.25.16.0/21 up to /21. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 175.25.16.0/21 | /21 | AS4808 CHINA169-BJ | APNIC |
| 175.25.16.0/21 | /21 | AS23724 CHINANET-IDC-BJ-AP | APNIC |
| 175.25.16.0/21 | /21 | AS56019 SHUJUJIA | APNIC |
| 175.25.0.0/16 | /16 | AS56019 SHUJUJIA | 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 |
|---|---|---|---|---|
| 175.25.16.0/21 | AS4134 CHINANET-BACKBONE | LEVEL3 | Proxy-registered route object | XINGXUNTECHLTD-MNT |
| 175.25.16.0/21 | AS4808 CHINA169-BJ | LEVEL3 | Proxy-registered route object | XINGXUNTECHLTD-MNT |
| 175.25.16.0/21 | AS23724 CHINANET-IDC-BJ-AP | RADB | China Telecom Beijing Co. Ltd. | MAINT-AS23724 |
| 175.25.0.0/16 covering | AS4134 CHINANET-BACKBONE | LEVEL3 | Proxy-registered route object | XINGXUNTECHLTD-MNT |
| 175.25.0.0/16 covering | AS56019 SHUJUJIA | RADB | CT BeiJing IDC | MAINT-AS23724 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.