Data as of Nov 3, 2026
Autonomous system
AS11212
County of Sonoma
Announces 1,024 addresses in 3 prefixes. None of it is anonymizer space.
Type
Business
US
Proxy activity, 30 days
1 exits
Announced prefixes
| Prefix | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|
| 12.202.169.0/24 since Feb 2017 | Business | AT&T Enterprises, LLC via AT&T Services, Inc. | ||
| 50.233.206.0/23 since Jan 2017 | Business | Comcast Cable Communications, LLC | ||
| 209.77.204.0/24 since Jun 2007 | Business | 1 | AT&T Enterprises, LLC |
Residential-proxy exposure
Providers
3
selling exits here
Proxy providers listing exits
- AnyIP
- ColaProxy
- Thordata
Proxy activity
Oct 4, 2026 – Nov 2, 2026
AS11212, day by day
1 observation
Network & history
Profile
- Registered
- May 21, 2007
- Domain
- sonomacounty.gov
- Industry
- Government and Regulatory Agencies, Administrations, Departments, and Services
Routing patterns
How its announcements have moved
Arrivals