Web crawler lookup

What is YandexBot?

YandexBot is a search/index operated by Yandex. Use this crawler profile to identify user-agent tokens, operator signals, platform hints, and recommended handling.

YandexBot

Yandex · Search crawler

Version
3.0
First seen
May 20, 2026
Confidence
Known user-agent token

Crawler tags

Search crawlerAutonomousNot AI trainingObeys robots.txtBrowser-like UA

Directory facts

AI model training
Not listed as training
Acts on behalf of user
No, autonomous
Obeys directives
Yes, listed as obeying robots.txt

What is YandexBot?

YandexBot is a search/index operated by Yandex. YandexBot is likely used by Yandex to discover, crawl, and index public web pages.

YandexBot matched a known crawler token in the user-agent string, but this page alone does not prove IP ownership.

How to identify YandexBot in logs

Search server logs for YandexBot. Matching those tokens is useful for discovery, but IP verification is still recommended before trusting the identity.

YandexBot

Mozilla/5.0 (compatible; YandexBot/3.0; +http://yandex.com/bots) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0

Use this as a web-crawler lookup reference for identifying how this user-agent presents itself in server logs. After you identify crawler traffic, run the WebMCP Compatibility Checker to confirm whether AI crawlers and agents can understand your site.

User-agent signals

Product tokens
Mozilla/5.0, YandexBot/3.0, AppleWebKit/537.36, Gecko, Chrome/108.0.0.0
Contact
None found
Platform
Unknown · Unknown
Browser profile
Chrome · Blink
Browser-like UA
Yes
HTTP library
Unknown
Spoof risk
Medium

Questions answered by this crawler profile

What is YandexBot?

YandexBot is likely used by Yandex to discover, crawl, and index public web pages.

Who operates YandexBot?

YandexBot is associated with Yandex.

How do I identify YandexBot in logs?

Search server logs for YandexBot. Matching those tokens is useful for discovery, but IP verification is still recommended before trusting the identity.

Should I allow YandexBot?

Verify IP ownership or behavior before making security decisions because user-agent strings can be spoofed. Allow it if you want this crawler to discover public pages, and use robots.txt or rate limits for policy control.

Does YandexBot respect robots.txt?

Robots.txt compliance cannot be proven from a user-agent string alone. Check the crawler operator documentation and your own logs before assuming behavior.