Autonomous System

AS402224 Merced County Information Systems

GovernmentActiveUnited StatesARIN

AS402224 (MERCEDCOUNTY-ASN-1) is a government network operated by Merced County Information Systems in United States, registered with ARIN. It has 3 IPv4 prefixes with 57,344 addresses, which makes it the 4,095th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses57,344in 3 prefixes
IPv6 prefixes0none
Size rank#4,095of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationMerced County Information Systems
AS nameMERCEDCOUNTY-ASN-1
Websitecountyofmerced.com
Country United States (US)
Network typeGovernment
RegistryARIN
Abuse contactjohn.nishihama@countyofmerced.com
Registered2026-02-24
Last updated2026-02-24

IPv4 prefixes

3 prefixes · 57,344 addresses
NetworkAddressesFirst – last address
139.151.128.0/1732,768139.151.128.0 – 139.151.255.255
139.151.64.0/1816,384139.151.64.0 – 139.151.127.255
139.151.32.0/198,192139.151.32.0 – 139.151.63.255

IPv6 prefixes

No IPv6 prefixes.

Query AS402224 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS402224&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS402224, with or without a key:

curl "https://api.ipapi.is/?q=139.151.128.1"

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