2620:121::/44 Cisco Systems, Inc.
Announced by AS55219 Cisco Systems, Inc. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 2620:121::/44
Prefix
Origin
AS55219 SOURCEFIRE-LABS
RPKI
RPKI valid
Size
1,048,576 /64s
Less specific
none
More specifics
6
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-12 12:08 UTC
Paths
How 2620:121::/44 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 3356 55219
| Origin | AS55219 Cisco Systems, Inc. |
| Origin code | IGP |
| Communities | 3356:3 3356:22 3356:100 3356:123 3356:575 3356:901 3356:2057 36601:150 36601:2001 |
| Updated | 4d 10h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 55219
| Origin | AS55219 Cisco Systems, Inc. |
| Origin code | IGP |
| Communities | 903:13760 |
| Updated | 4d 18h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 55219
| Origin | AS55219 Cisco Systems, Inc. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 4d 18h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS55219 to originate 2620:121::/44 up to /48. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 2620:121::/44 | /48 | AS55219 SOURCEFIRE-LABS | 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 |
|---|---|---|---|---|
| 2620:121::/44 | AS55219 SOURCEFIRE-LABS | ARIN | Talos Operations 8135 Maple Lawn Blvd Fulton, MD 20759 | MNT-CS-985 |
More specific
Prefixes inside 2620:121::/44
6 announced prefixes fall inside this one.