133.167.21.0/24 SAKURA Internet Inc.
Announced by AS9371 SAKURA Internet Inc. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 133.167.21.0/24
Prefix
Origin
AS9371 SAKURA-C
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
2 exact, 2 covering
In RouteViews
2026-10-12 20:02 UTC
Paths
How 133.167.21.0/24 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 2497 9371
| Origin | AS9371 SAKURA Internet Inc. |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 4d 18h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 2516 9371
| Origin | AS9371 SAKURA Internet Inc. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 5d 3h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 9371
| Origin | AS9371 SAKURA Internet Inc. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 5d 3h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS9371 to originate 133.167.0.0/16 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 133.167.0.0/16 | /24 | AS9371 SAKURA-C | 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 |
|---|---|---|---|---|
| 133.167.21.0/24 | AS9371 SAKURA-C | JPIRR | SAKURA-C (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE GRAND GREEN OSAKA North, JAM BASE, 3F 6-38 Ofukacho, Kita-ku, Osaka-shi, Osaka 530-0011, Japan | MAINT-AS7684 |
| 133.167.21.0/24 | AS9371 SAKURA-C | RADB | SAKURA-C (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | MAINT-AS7684 |
| 133.167.0.0/16 covering | AS9371 SAKURA-C | JPIRR | SAKURA-C (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE GRAND GREEN OSAKA North, JAM BASE, 3F 6-38 Ofukacho, Kita-ku, Osaka-shi, Osaka 530-0011, Japan | MAINT-AS7684 |
| 133.167.0.0/16 covering | AS9371 SAKURA-C | RADB | SAKURA-C (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | MAINT-AS7684 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.