2001:1940:1800::/40 Blackfoot Telephone Cooperative, Inc.
Announced by AS15331 Blackfoot Telephone Cooperative, Inc. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 2001:1940:1800::/40
Prefix
Origin
AS15331 BCI-LAB
RPKI
RPKI valid
Size
16,777,216 /64s
Less specific
More specifics
0
IRR route objects
2 exact, 2 covering
In RouteViews
2026-10-14 04:09 UTC
Paths
How 2001:1940:1800::/40 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 6939 21947 15331
| Origin | AS15331 Blackfoot Telephone Cooperative, Inc. |
| Origin code | IGP |
| Communities | 13760:3000 36601:150 36601:2001 |
| Updated | 6d 1h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 21947 15331
| Origin | AS15331 Blackfoot Telephone Cooperative, Inc. |
| Origin code | IGP |
| Communities | 903:13760 |
| Updated | 6d 9h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 21947 15331
| Origin | AS15331 Blackfoot Telephone Cooperative, Inc. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 9h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS15331 to originate 2001:1940:1800::/40 up to /40. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 2001:1940:1800::/40 | /40 | AS15331 BCI-LAB | ARIN |
| 2001:1940::/32 | /32 | AS21947 BCI | ARIN |
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 |
|---|---|---|---|---|
| 2001:1940:1800::/40 | AS15331 BCI-LAB | ARIN | Blackfoot Communications | MNT-BTC-13 |
| 2001:1940:1800::/40 | AS15331 BCI-LAB | RADB | BLACKFOOT | MAINT-AS21947 |
| 2001:1940::/32 covering | AS21947 BCI | ARIN | Blackfoot Communications | MNT-BTC-13 |
| 2001:1940::/32 covering | AS21947 BCI | RADB | Blackfoot | MAINT-AS21947 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.