147.139.0.0/18 Alibaba (US) Technology Co., Ltd.
Announced by AS45102 Alibaba (US) Technology Co., Ltd. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 147.139.0.0/18
Prefix
Origin
AS45102 ALIBABA-CN-NET
RPKI
RPKI valid
Size
16,384 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 5 covering
In RouteViews
2026-10-13 20:02 UTC
Paths
How 147.139.0.0/18 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 3491 45102
| Origin | AS45102 Alibaba (US) Technology Co., Ltd. |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 5d 19h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 2914 45102
| Origin | AS45102 Alibaba (US) Technology Co., Ltd. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 4h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 45102
| Origin | AS45102 Alibaba (US) Technology Co., Ltd. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 4h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS45102 to originate 147.139.0.0/16 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 147.139.0.0/16 | /24 | AS45102 ALIBABA-CN-NET | ARIN |
| 147.139.0.0/16 | /24 | AS134963 ASEPL-AS-AP | ARIN |
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 |
|---|---|---|---|---|
| 147.139.0.0/18 | AS45102 ALIBABA-CN-NET | RADB | Alibaba Cloud | MAINT-ALIBABA-CLOUD |
| 147.139.0.0/17 covering | AS45102 ALIBABA-CN-NET | RADB | Alibaba Cloud | MAINT-ALIBABA-CLOUD |
| 147.139.0.0/16 covering | AS45102 ALIBABA-CN-NET | ARIN | Alibaba.com Inc. 400 S El Camino Real Suite 400 San Mateo, CA94402 US | MNT-AL-3 |
| 147.139.0.0/16 covering | AS134963 ASEPL-AS-AP | ARIN | Alibaba.com Inc. 400 S El Camino Real Suite 400 San Mateo, CA94402 US | MNT-AL-3 |
| 147.139.0.0/16 covering | AS45102 ALIBABA-CN-NET | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK |
| 147.139.0.0/16 covering | AS45102 ALIBABA-CN-NET | RADB | Alibaba-AS | MAINT-AS9318 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.