// ASN
AS401851
COSD - County of San Diego, US
Detailed information about the Autonomous System. Need another one? Look up a different ASN.
- ASN
- AS401851
- Organization
- County of San Diego
- Description
- COSD - County of San Diego, US
- Country
- US
- State / Region
- CA
- City
- San Diego
- Address
- The County of San Diego
- Registry (RIR)
- ARIN
- Created
- 2009-09-09
- Updated
- 2025-06-27
- IPv4 Prefixes
- 12
- IPv6 Prefixes
- 0
IPv4 Prefixes
12 total · showing first 10170.213.131.0/24 170.213.132.0/24 170.213.133.0/24 170.213.18.0/23 170.213.2.0/24 170.213.22.0/23 170.213.3.0/24 170.213.4.0/24 170.213.5.0/24 170.213.6.0/24
What is AS401851?
AS401851 is an Autonomous System Number (ASN) assigned to County of San Diego. An ASN identifies a network or group of IP prefixes operated under a common routing policy in the BGP protocol.
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