2a00:a640:400::/40 Cisco Webex LLC
Announced by AS13445 Cisco Webex LLC. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 2a00:a640:400::/40
Prefix
Origin
AS13445 WEBEX
RPKI
RPKI valid
Size
16,777,216 /64s
Less specific
none
More specifics
0
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-12 08:09 UTC
Paths
How 2a00:a640:400::/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 3356 13445
| Origin | AS13445 Cisco Webex LLC |
| Origin code | IGP |
| Communities | 3356:2 3356:22 3356:100 3356:123 3356:500 3356:601 3356:901 3356:2120 36601:150 36601:2001 |
| Updated | 4d 7h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 13445
| Origin | AS13445 Cisco Webex LLC |
| Origin code | IGP |
| Communities | 903:13760 |
| Updated | 4d 16h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3356 13445
| Origin | AS13445 Cisco Webex LLC |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 4d 16h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS13445 to originate 2a00:a640:400::/40 up to /40. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 2a00:a640:400::/40 | /40 | AS13445 WEBEX | RIPE |
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 |
|---|---|---|---|---|
| 2a00:a640:400::/40 | AS13445 WEBEX | RADB | WxC Unified Manchester Data centre | MAINT-AS13445 |
| 2a00:a640::/32 covering | AS13445 WEBEX | RADB | Cisco WebEx IPv6 allocation Europe | MAINT-AS13445 |
| 2a00:a640::/32 covering | AS198949 Radware | RADB | CMI (Customer Route) | MAINT-AS58453 |