220.128.51.0/24 Chunghwa Telecom Global, INC
Announced by AS33717 Chunghwa Telecom Global, INC. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 220.128.51.0/24
Prefix
Origin
AS33717 CHT-GLOBAL
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
0 exact, 3 covering
In RouteViews
2026-10-16 04:02 UTC
Paths
How 220.128.51.0/24 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 13760 7029 1299 33717
| Origin | AS33717 Chunghwa Telecom Global, INC |
| Origin code | IGP |
| Communities | 7029:2090 36601:150 36601:2001 36601:13760 |
| Updated | 2d 2h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 1299 33717
| Origin | AS33717 Chunghwa Telecom Global, INC |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 13h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 1299 33717
| Origin | AS33717 Chunghwa Telecom Global, INC |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 1d 14h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS33717 to originate 220.128.51.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 220.128.51.0/24 | /24 | AS33717 CHT-GLOBAL | APNIC |
| 220.128.48.0/21 | /24 | AS9505 TWGATE-AP | APNIC |
| 220.128.0.0/18 | /24 | AS3462 HINET | 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 |
|---|---|---|---|---|
| 220.128.48.0/21 covering | AS9505 TWGATE-AP | NTTCOM | Temporary registry for emergency Chunghwa Telecom Co., Ltd. Int'l Business Group Telecommunication Building, | MAINT-NTTCOM-BB |
| 220.128.48.0/21 covering | AS9505 TWGATE-AP | RADB | TWGate Chunghwa Telecom Co., Ltd. Int'l Business Group Room 503 Telecommunication Building, | MAINT-AS9505 |
| 220.128.0.0/12 covering | AS3462 HINET | RADB | (HiNet) Chunghwa Telecom Co., Ltd. | MAINT-AS3462 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.