AS11212
COUNTY OF SONOMA
AS11212 is COUNTY OF SONOMA (sonomacounty.gov). It announces 1,024 IPv4 addresses in 3 prefixes, and 0 IPv6 prefixes.
United States· ARIN· allocated 2007-05-21· government
1,024
IPv4 addresses announced
3
IPv4 prefixes
0
IPv6 prefixes
33.33%
of its routes RPKI-valid
1,024
of its IPv4 geolocated
1
country
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States1,024 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- COUNTY-OF-SONOMA
- name
- COUNTY OF SONOMA
- org
- COUNT-45
- org name
- COUNTY OF SONOMA
- org address
- 585 FISCAL DR, SANTA ROSA, CA, 95403
- org city
- SANTA ROSA
- org country
- US
- country
- US
- source
- arin
- created
- 2007-05-21
- updated
- 2025-10-04
- abuse name
- Information Security Officer
- abuse email
- iso@sonoma-county.org
- abuse phone
- +1-707-565-5110
- abuse kind
- role
- abuse city
- Santa Rosa
- abuse country
- US
- admin name
- Jonathan Kaiser
- admin email
- jon.kaiser@sonomacounty.gov
- admin phone
- +1-707-565-2712
- admin kind
- person
- admin city
- Santa Rosa
- admin country
- US
- tech
- KAISE105-ARIN
- tech name
- Jonathan Kaiser
- tech email
- jon.kaiser@sonomacounty.gov
- tech phone
- +1-707-565-2712
- tech kind
- person
- tech city
- Santa Rosa
- tech country
- US
- abuse validated
- 1
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- 0.10%
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- Carrier IP512AT&T50.00%
- None here
- None here
- None here
- None here
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 12.202.169.0/24 | United States | not found | 16 | 2026-10-02 |
| 50.233.206.0/23 | United States | valid | 16 | 2026-10-02 |
| 209.77.204.0/24 | United States | not found | 16 | 2026-10-02 |
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