219.158.0.0/20 CHINA UNICOM China169 Backbone
Announced by AS4837 CHINA UNICOM China169 Backbone. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 219.158.0.0/20
Prefix
Origin
AS4837 CHINA169-Backbone
RPKI
RPKI not found
Size
4,096 addresses
Less specific
none
More specifics
1
IRR route objects
3 exact, 0 covering
In RouteViews
2026-10-13 04:03 UTC
Paths
How 219.158.0.0/20 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 4837
| Origin | AS4837 CHINA UNICOM China169 Backbone |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 5d 4h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 4837
| Origin | AS4837 CHINA UNICOM China169 Backbone |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 13h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4837
| Origin | AS4837 CHINA UNICOM China169 Backbone |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 12h ago |
RPKI
Route origin authorizations
No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.
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 |
|---|---|---|---|---|
| 219.158.0.0/20 | AS4837 CHINA169-Backbone | APNIC | China Unicom China169 Network | MAINT-CNCGROUP-RR |
| 219.158.0.0/20 | AS4837 CHINA169-Backbone | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK |
| 219.158.0.0/20 | AS4837 CHINA169-Backbone | RADB | CMI (Customer Route) | MAINT-AS58453 |
More specific
Prefixes inside 219.158.0.0/20
1 announced prefix fall inside this one.