API - Documentation

The Crawler Data API provides a constantly updated database of known web crawlers, bots, and scrapers. All data is collected, processed, and updated automatically 24/7.

Use this API to

  • Identify bots in server logs
  • Classify IP addresses
  • Detect unwanted scrapers
  • Improve firewall and security rules

API Endpoint

https://crawlers-info.de/get-crawlers-data

The API is accessed using HTTP GET requests with URL parameters.


Retrieve the Full Database

Required Parameter:

Parameter Description
key Your API key or free public API key 5555 (It is currently the same)

Optional Parameters:

Parameter Description
format json (default) or xml
rating lower, medium, high or all (default)

Examples:

cURL

curl -G -d "key=5555" https://crawlers-info.de/get-crawlers-data
curl -G -d "key=5555" -d "format=json" -d "rating=all" https://crawlers-info.de/get-crawlers-data
curl -G -d "key=5555" -d "format=xml" -d "rating=lower" https://crawlers-info.de/get-crawlers-data

URL

https://crawlers-info.de/get-crawlers-data?key=5555
https://crawlers-info.de/get-crawlers-data?key=5555&format=json&rating=all

Targeted Search

You can also search for a specific crawler by name or IP address.

Required Parameter:

ParameterDescription
searchBot name or IP address (e.g. ahrefsbot or 54.36.148.6)

Optional Parameter:

ParameterDescription
formatjson (default) or xml

Examples:

cURL

curl -G -d "search=54.36.148.6" -d "format=xml" https://crawlers-info.de/get-crawlers-data

URL

https://crawlers-info.de/get-crawlers-data?format=xml&search=ahrefsbot

Update Frequency & Usage

The database information is updated once a day between 1:00 a.m. and 3:00 a.m. (Europe/Berlin, UTC+2). Multiple requests per day are not necessary. We recommend storing the API response locally (JSON or XML) and updating it daily. There is currently no limit on the number of requests, but this may change in the future.

Targeted searches always return new and up-to-date information.


Data Quality

All data is collected, analyzed, and maintained automatically without human intervention. If you find incorrect information, please report it using the contact form.


Support the Project

You are free to use this data for your own projects, services, or security systems. If you find this API useful, we would greatly appreciate your support to cover the following costs:

  • Server costs
  • AI processing costs
  • Further project development

You can find more information about donations here.

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