IP to ASN Database
The IP to ASN database provides AS level information from IP address range such as ASN, AS name and AS domain or official website. It is part of our free IP data downloads offering. The database is updated daily, provides full accuracy and includes both IPv4 and IPv6 information in one database download.
Database Schema
The IP to ASN Database database contains the following fields:
| Field Name | Example | Data Type | Description |
|---|---|---|---|
start_ip | 1.0.0.0 | TEXT | Starting IP address of an IP address range |
end_ip | 1.0.0.255 | TEXT | Ending IP address of an IP address range |
asn | AS13335 | TEXT | Autonomous System Number |
name | Cloudflare, Inc. | TEXT | Name of the AS (Autonomous System) organization |
domain | cloudflare.com | TEXT | Official domain or website of the AS organization |
Sample Database
- IP to ASN Database Sample Database — CSV
- IP to ASN Database Sample Database — JSON
- IP to ASN Database Sample Database — MMDB
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