SeznamBot crawler

SeznamBot is a robot (also known as web crawler or web spider) – a program that retrieves content for our search engine. In your access logs you can identify it by this string:

Mozilla/5.0 (compatible; SeznamBot/3.2; +

FreshBot is a fast crawler designed to index pages and RSS feeds containg fresh content relevant for many users. Such pages are mostly found on news websites.

Occasionally you can come accross a test version of our SeznamBot in your access log, which you'll recognize by the following User-Agent string:

Mozilla/5.0 (compatible; SeznamBot/3.2-test4; +

IP addresses

IPv4 IPv6
  77.75.76.x   2a02:598:aaaa:2::x 
  77.75.77.x   2a02:598:bbbb:2::x 
Test version

IP addresses from which we verify keys for IndexNow:


By typing command "host" in the command line you can see all SeznamBot's IP addresses under reverse DNS lookup.

PTR records

  • SeznamBot -,
  • FreshBot -,
  • Test version -


Another one of our robots is the screenshot-generator. Its name is quite self-explanatory – it takes screenshots of web pages to be displayed on search engine results page. You can identify it in your access logs by this User-Agent string:

Mozilla/5.0 PhantomJS (compatible; Seznam screenshot-generator 2.1;
Mozilla/5.0 (compatible; Seznam screenshot-generator 2.0; +
Mozilla/5.0 (compatible; Seznam screenshot-generator 2.1; +
Mozilla/5.0 (Linux; U; Android 4.1.2; cs-cz; Seznam screenshot-generator Build/Q3) 
      AppleWebKit/534.30 (KHTML, like Gecko) Version/4.0 Mobile Safari/534.30

IP address of the screenshot-generator is:


PTR record of this version is:



SeznamReadLaterBot is a job, which generate title, perex or picture for Read it later funkcion in our Seznam browser.

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