Overview
YandexMobileBot is a search crawler from Yandex used for search indexing, URL discovery, page rendering, result freshness, and search-quality checks.
Its primary user-agent pattern is YandexMobileBot; related patterns include Yandex mobile crawler; a representative HTTP user-agent is Mozilla/5.0 (iPhone; CPU iPhone OS 8_1 like Mac OS X) AppleWebKit/600.1.4 (KHTML, like Gecko) Version/8.0 Mobile/12B411 Safari/600.1.4 (compatible; YandexMobileBot/3.0; +http://yandex.com/bots).
YandexMobileBot is verified with High confidence. The identity type is Official Documented, and the evidence basis is official operator documentation.
YandexMobileBot is marked as respecting robots.txt directives for crawler access control.
YandexMobileBot can usually be allowed after confirming the source and monitoring request volume.
Identity
- User-Agent Pattern
-
YandexMobileBot - Aliases
- Yandex mobile crawler
- HTTP Agent Examples
-
Mozilla/5.0 (iPhone; CPU iPhone OS 8_1 like Mac OS X) AppleWebKit/600.1.4 (KHTML, like Gecko) Version/8.0 Mobile/12B411 Safari/600.1.4 (compatible; YandexMobileBot/3.0; +http://yandex.com/bots) - Robots Token
- YandexMobileBot
- Identity Type
- Officially documented
- Evidence Method
- Verify YandexMobileBot by matching `YandexMobileBot` to Yandex evidence, then checking reverse DNS, source-network ownership, signed request data, or published crawler documentation when available.
Classification
- Type
- Search
- Kind
- Crawler
- Family
- Yandex
- Purpose
- Indexing
Behavior and handling
- Common Use
- YandexMobileBot is used for search indexing, URL discovery, page rendering, result freshness, and search-quality checks.
- Detection Notes
- YandexMobileBot traffic is primarily detected by the `YandexMobileBot` user-agent pattern; related patterns include `Yandex mobile crawler`; a representative HTTP user-agent is `Mozilla/5.0 (iPhone; CPU iPhone OS 8_1 like Mac OS X) AppleWebKit/600.1.4 (KHTML, like Gecko) Version/8.0 Mobile/12B411 Safari/600.1.4 (compatible; YandexMobileBot/3.0; +http://yandex.com/bots)`. Compare source IPs, reverse DNS, request paths, and crawl cadence with Yandex infrastructure before trusting the traffic.
- Respects robots.txt
- Yes
- Spoofing Risk
- YandexMobileBot has medium spoofing risk because the user-agent can be copied, even when the bot has strong source or documentation support.
- Risk
- Safe
- Recommended Handling
- Depends
Rules and controls
- Robots.txt Snippet
-
User-agent: YandexMobileBot Disallow: /
Relationships
- Operator
- Yandex Checked 2026-06-23
Relationships without an Evidence link are normalized from the canonical directory record. They should not be interpreted as independent proof of physical presence or request origin.