Testomato bot

TestomatoBot is name of a toolset we use to send web forms, download web pages, and download resources that will be checked according to the project configurations of Testomato's users. It accesses websites according to project settings (i.e. every 5 minutes or more).

How to identify request from TestomatoBot?

TestomatoBot using follow User-Agent string:

Testomatobot/1.0 (Linux x86_64; +https://www.testomato.com/bot) minicrawler/5.2.6

Testomato servers

All our request are going from following server addresses:

Location IPv4 IPv6
Europe (Prague, Czech Republic): 2001:1ab0:f001:face:216:3eff:fe10:bd6c
Europe (Nuremberg, Germany): 2a01:4f8:c0c:4aec::1
Europe (London, United Kingdom): 2001:19f0:7400:81ec:5400:4ff:fea9:c45f
USA (New Jersey, New York): 2001:19f0:1000:6e19:5400:4ff:fea9:cb1f
USA (Texas, Dallas): 2001:19f0:6402:bd2:5400:4ff:fe7d:e497
USA (Chicago, Illinois): 2001:19f0:5c01:1491:5400:4ff:fea5:8655
USA (Silicon Valley, California): 2001:19f0:ac02:689:5400:4ff:feac:58dd
Asia (Singapore, Singapore): 2001:19f0:4400:2c9a:5400:4ff:fea9:cb3e
Asia (Tokio, Japan): 2001:19f0:7001:31ef:5400:4ff:feb8:3efd

If you don't want Testomatobot to access your server (i.e. due to overloading), please contact us at info@testomato.com.

What is Minicrawler

TestomatoBot uses Minicrawler to perform an HTTP requests for a given URL to get an HTTP response, including headers. It was developed to have the smallest possible memory footprint, processor time consumption, and fit the needs of Testomato, as well as other internal projects. Minicrawler is open-sourced under the AGPL License.

We encourage you to check Minicrawler out and try it out for yourself. We welcome any suggestions or feedback you might have for ways we can improve it!


  • asynchronous hostname resolving – c-ares
  • URL parsing and resolving – uriparser
  • TLS/SSL support – OpenSSL
  • gzipped content decoding – zlib