Autonomous System
AS3912 CHECS
ISPActiveUnited StatesARIN
AS3912 (CHECS) is an ISP network operated by CHECS in United States, registered with ARIN. It has 16 IPv4 prefixes with 12,544 addresses and 1 IPv6 prefix, which makes it the 8,974th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses12,544in 16 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#8,974of 82,200 active ASNs
Details
OrganizationCHECS
AS nameCHECS
Websitechecs.net
Country United States (US)
Network typeISP
RegistryARIN
Abuse contactnoc@checs.net
Registered1996-10-01
Last updated2023-09-27
IPv4 prefixes
16 prefixes · 12,544 addresses| Network | Addresses | First – last address |
|---|---|---|
| 206.206.128.0/19 | 8,192 | 206.206.128.0 – 206.206.159.255 |
| 204.134.56.0/23 | 512 | 204.134.56.0 – 204.134.57.255 |
| 216.161.32.0/23 | 512 | 216.161.32.0 – 216.161.33.255 |
| 63.225.1.0/24 | 256 | 63.225.1.0 – 63.225.1.255 |
| 192.65.78.0/24 | 256 | 192.65.78.0 – 192.65.78.255 |
| 192.88.137.0/24 | 256 | 192.88.137.0 – 192.88.137.255 |
| 192.88.138.0/24 | 256 | 192.88.138.0 – 192.88.138.255 |
| 192.88.139.0/24 | 256 | 192.88.139.0 – 192.88.139.255 |
| 198.59.187.0/24 | 256 | 198.59.187.0 – 198.59.187.255 |
| 204.134.48.0/24 | 256 | 204.134.48.0 – 204.134.48.255 |
| 204.134.49.0/24 | 256 | 204.134.49.0 – 204.134.49.255 |
| 204.134.50.0/24 | 256 | 204.134.50.0 – 204.134.50.255 |
| 204.134.55.0/24 | 256 | 204.134.55.0 – 204.134.55.255 |
| 204.134.66.0/24 | 256 | 204.134.66.0 – 204.134.66.255 |
| 204.134.102.0/24 | 256 | 204.134.102.0 – 204.134.102.255 |
| 204.134.103.0/24 | 256 | 204.134.103.0 – 204.134.103.255 |
206.206.128.0/19 204.134.56.0/23 216.161.32.0/23 63.225.1.0/24 192.65.78.0/24 192.88.137.0/24 192.88.138.0/24 192.88.139.0/24 198.59.187.0/24 204.134.48.0/24 204.134.49.0/24 204.134.50.0/24 204.134.55.0/24 204.134.66.0/24 204.134.102.0/24 204.134.103.0/24
IPv6 prefixes
1 prefix- 2607:7840::/32
2607:7840::/32
Query AS3912 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=AS3912&key=YOUR_API_KEY"Any address in its prefixes resolves to AS3912, with or without a key:
curl "https://api.ipapi.is/?q=206.206.128.1"Largest networks in United States
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