2605:b40::/32 City of Fort Collins
Announced by AS397142 City of Fort Collins. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 2605:b40::/32
Prefix
Origin
AS397142 FORT-COLLINS-CONNEXION
RPKI
RPKI valid
Size
4,294,967,296 /64s
Less specific
none
More specifics
9
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-12 12:08 UTC
Paths
How 2605:b40::/32 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 397142
| Origin | AS397142 City of Fort Collins |
| Origin code | incomplete |
| Communities | 174:21001 174:22013 36601:150 36601:2001 |
| Updated | 4d 10h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 397142
| Origin | AS397142 City of Fort Collins |
| Origin code | IGP |
| Communities | 903:13760 |
| Updated | 4d 18h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 397142
| Origin | AS397142 City of Fort Collins |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 4d 18h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS397142 to originate 2605:b40::/32 up to /32. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 2605:b40::/32 | /32 | AS397142 FORT-COLLINS-CONNEXION | 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 |
|---|---|---|---|---|
| 2605:b40::/32 | AS397142 FORT-COLLINS-CONNEXION | ARIN | 700 Wood St Fort Collins CO 80521 United States | MNT-CFC |
More specific
Prefixes inside 2605:b40::/32
9 announced prefixes fall inside this one.
Show the 9 prefixes
2605:b40:1100::/40 AS397142 FORT-COLLINS-CONNEXION2605:b40:1200::/40 AS397142 FORT-COLLINS-CONNEXION2605:b40:1300::/40 AS397142 FORT-COLLINS-CONNEXION2605:b40:1400::/40 AS397142 FORT-COLLINS-CONNEXION2605:b40:2100::/40 AS397142 FORT-COLLINS-CONNEXION2605:b40:2200::/40 AS397142 FORT-COLLINS-CONNEXION2605:b40:2300::/40 AS397142 FORT-COLLINS-CONNEXION2605:b40:2400::/40 AS397142 FORT-COLLINS-CONNEXION2605:b40:f0c0::/48 AS397142 FORT-COLLINS-CONNEXION