Autonomous System
AS397976 Central Access, Inc.
ISPActiveUnited StatesARIN
AS397976 (CA-1546-ASN-1) is an ISP network operated by Central Access, Inc. in United States, registered with ARIN. It has 12 IPv4 prefixes with 40,960 addresses, which makes it the 4,739th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses40,960in 12 prefixes
IPv6 prefixes0none
Size rank#4,739of 82,200 active ASNs
Details
OrganizationCentral Access, Inc.
AS nameCA-1546-ASN-1
Websitecentralaccess.com
Country United States (US)
Network typeISP
RegistryARIN
Abuse contactnmerrell@coop.caec.com
Registered2019-09-25
Last updated2026-03-01
IPv4 prefixes
12 prefixes · 40,960 addresses| Network | Addresses | First – last address |
|---|---|---|
| 146.12.128.0/19 | 8,192 | 146.12.128.0 – 146.12.159.255 |
| 163.245.0.0/19 | 8,192 | 163.245.0.0 – 163.245.31.255 |
| 74.214.0.0/20 | 4,096 | 74.214.0.0 – 74.214.15.255 |
| 143.223.224.0/20 | 4,096 | 143.223.224.0 – 143.223.239.255 |
| 146.12.192.0/20 | 4,096 | 146.12.192.0 – 146.12.207.255 |
| 158.247.32.0/20 | 4,096 | 158.247.32.0 – 158.247.47.255 |
| 143.223.224.0/21 | 2,048 | 143.223.224.0 – 143.223.231.255 |
| 167.150.64.0/21 | 2,048 | 167.150.64.0 – 167.150.71.255 |
| 206.82.96.0/21 | 2,048 | 206.82.96.0 – 206.82.103.255 |
| 143.223.232.0/22 | 1,024 | 143.223.232.0 – 143.223.235.255 |
| 195.85.64.0/23 | 512 | 195.85.64.0 – 195.85.65.255 |
| 195.85.118.0/23 | 512 | 195.85.118.0 – 195.85.119.255 |
146.12.128.0/19 163.245.0.0/19 74.214.0.0/20 143.223.224.0/20 146.12.192.0/20 158.247.32.0/20 143.223.224.0/21 167.150.64.0/21 206.82.96.0/21 143.223.232.0/22 195.85.64.0/23 195.85.118.0/23
IPv6 prefixes
No IPv6 prefixes.
Query AS397976 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=AS397976&key=YOUR_API_KEY"Any address in its prefixes resolves to AS397976, with or without a key:
curl "https://api.ipapi.is/?q=146.12.128.1"Largest networks in United States
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