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; +http://napoveda.seznam.cz/en/seznambot-intro/)
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; +http://napoveda.seznam.cz/en/seznambot-intro/)
IP addresses
| SeznamBot | |
| IPv4 | IPv6 |
| 77.75.76.x | 2a02:598:aaaa:2::x |
| 77.75.77.x | 2a02:598:bbbb:2::x |
| 77.75.78.x | |
| 77.75.79.x | |
| FreshBot | |
| IPv4 | |
| 77.75.77.31 | |
| 77.75.79.31 | |
| Test version | |
| IPv4 | |
| 77.75.73.26 | |
By typing command "host fulltextrobot.seznam.cz" in the command line you can see all SeznamBot's IP addresses under reverse DNS lookup.
PTR records
- SeznamBot - fulltextrobot-77-75-77-xxx.seznam.cz, fulltextrobot-77-75-79-xxx.seznam.cz
- FreshBot - fulltextrobot-fresh-77-75-77-xxx.seznam.cz, fulltextrobot-fresh-77-75-79-xxx.seznam.cz
- Test version - fulltextrobot-test-77-75-73-26.seznam.cz
Screenshot-generator
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;
+http://fulltext.sblog.cz/screenshot/)
Mozilla/5.0 (compatible; Seznam screenshot-generator 2.0; +http://fulltext.sblog.cz/screenshot/)
Mozilla/5.0 (compatible; Seznam screenshot-generator 2.1; +http://fulltext.sblog.cz/screenshot/)
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:
| IPv4 |
| 77.75.77.123 |
| 77.75.77.174 |
| 77.75.77.200 |
| 77.75.79.123 |
| 77.75.79.200 |
| IPv6 |
| 2a02:598:2::1123 |
| 2a02:598:2::1200 |
PTR record of this version is:
- screenshotgenerator-77-75-77-123.seznam.cz
- screenshotgenerator-77-75-77-174.seznam.cz
- screenshotgenerator-77-75-77-200.seznam.cz
- screenshotgenerator-77-75-79-123.seznam.cz
- screenshotgenerator-77-75-79-200.seznam.cz
- screenshotgenerator-2a02-598-2--1123.seznam.cz
- screenshotgenerator-2a02-598-2--1200.seznam.cz
SeznamReadLaterBot
SeznamReadLaterBot is a job, which generate title, perex or picture for Read it later funkcion in our Seznam browser.