GeoIP Domain Name Database Download

Product Summary: Determine the top/second level domain name for IP addresses. Includes third level for ac.uk, co.jp and similar domains. Includes approximately 128,000 domains. Only works where the domain is the same for the /24 netblock, see the disclaimer below for more details.

• Updated monthly
• Includes e-mail support
• Site license (all machines within organization)
• Includes the following fields:
  • Start IP Number
  • End IP Number
  • Domain Name
• Approximately 224,000 records.
• Open Source binary APIs available for the following languages:
  • C
  • PHP (Pure)
  • Java
  • Perl (XS)
  • Perl (Pure)
  • Apache
  • Python
  • MS COM
  • C#
  • Pascal
  • For performance details, see our benchmark page
• Automated updates for binary API database using geoipupdate on Linux/Unix, included in C API

• Uncompressed Disk Space:
  • Optimized binary file for usage in APIs. We recommend using the binary files with APIs instead of importing the CSV files into SQL, because the binary format is more efficient and is easy to set up and use. We have APIs for both Linux/Unix and Windows. - 5 MB
  • Comma-separated values - 7 MB
• For CSV Files format - WinZip or another similar PKzip archive extraction utility
• Binary/API Format - gunzip/tar archive extraction utility