219.150.80.0/20 ASN for TIANJIN Provincial Net of CT
Announced by AS17638 ASN for TIANJIN Provincial Net of CT. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 219.150.80.0/20
Prefix
Origin
AS17638 CHINATELECOM-TJ-AS-AP
RPKI
RPKI valid
Size
4,096 addresses
Less specific
none
More specifics
1
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-14 16:02 UTC
Paths
How 219.150.80.0/20 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 4134 17638
| Origin | AS17638 ASN for TIANJIN Provincial Net of CT |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 6d 17h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 4134 17638
| Origin | AS17638 ASN for TIANJIN Provincial Net of CT |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 7d 1h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4134 17638
| Origin | AS17638 ASN for TIANJIN Provincial Net of CT |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 7d 1h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS17638 to originate 219.150.80.0/20 up to /20. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 219.150.80.0/20 | /20 | AS17638 CHINATELECOM-TJ-AS-AP | 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 |
|---|---|---|---|---|
| 219.150.80.0/20 | AS4134 CHINANET-BACKBONE | LEVEL3 | Proxy-registered route object | XINGXUNTECHLTD-MNT |
| 219.150.80.0/20 | AS17638 CHINATELECOM-TJ-AS-AP | RADB | chinanet/CN2 TianJin province network | MAINT-AS58542 |
More specific
Prefixes inside 219.150.80.0/20
1 announced prefix fall inside this one.