123.166.123.0/24 Heilongjiang Province, P.R.China.
Announced by AS137691 Heilongjiang Province, P.R.China. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 123.166.123.0/24
Prefix
Origin
AS137691 CHINATELECOM-HEILONGJIANG-IDC
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
0 exact, 1 covering
In RouteViews
2026-10-15 08:02 UTC
Paths
How 123.166.123.0/24 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 174 3356 23764 4134 137691
| Origin | AS137691 Heilongjiang Province, P.R.China. |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 1d 4h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 23764 4134 137691
| Origin | AS137691 Heilongjiang Province, P.R.China. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 7d 14h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 4134×2 137691
| Origin | AS137691 Heilongjiang Province, P.R.China. |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 16h 22m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS137691 to originate 123.166.123.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 123.166.123.0/24 | /24 | AS137691 CHINATELECOM-HEILONGJIANG-IDC | APNIC |
| 123.166.0.0/16 | /16 | AS137691 CHINATELECOM-HEILONGJIANG-IDC | 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 |
|---|---|---|---|---|
| 123.164.0.0/14 covering | AS4134 CHINANET-BACKBONE | RADB | China Telecom Network | MAINT-CT-GNOC |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.