Data as of Nov 3, 2026
Autonomous system
AS399937
Cisco Webex LLC
Announces 3,328 addresses in 13 prefixes. None of it is anonymizer space.
Type
Business
US
Announced prefixes
| Prefix | Type | Holder | RPKI |
|---|---|---|---|
| 8.38.216.0/24 since Jan 2023 | Business | Level 3 Parent, LLC | |
| 139.177.84.0/24 since Nov 2024 | Business | ||
| 139.177.85.0/24 since Dec 2024 | Business | ||
| 139.177.86.0/24 since Mar 2024 | Business | ||
| 139.177.87.0/24 since Apr 2024 | Business | ||
| 139.177.88.0/24 since Jan 2023 | Business | ||
| 139.177.89.0/24 since Jan 2023 | Business | ||
| 139.177.90.0/24 since Jan 2023 | Business | ||
| 139.177.91.0/24 since Dec 2022 | Business | ||
| 139.177.92.0/24 since Dec 2021 | Business | ||
| 139.177.93.0/24 since Dec 2021 | Business | ||
| 158.222.48.0/24 since Jul 2025 | Business | Cisco Systems, Inc. | |
| 158.222.49.0/24 since Jul 2025 | Business | Cisco Systems, Inc. |
Network & history
Profile
- Registered
- Aug 10, 2021
- Domain
- webex.com
- Industry
- Service
Routing patterns
How its announcements have moved
Arrivals