Bot intelligence record

YandexUserproxy

Usually allow

Use the YandexUserproxy identifier to separate Yandex search indexing or content discovery traffic from normal visitor requests in server logs.

Search Official Documented Confidence: High Verified: Yes robots.txt: No
Operator
Yandex
Family
Yandex
Type
Search
Source type
Official
Last checked
2026-05-20

User-Agent Pattern

Yandex
YandexUserproxy
Verification note

User-agent strings are identification signals, not proof of identity. Confirm important allow, block, or rate-limit decisions with logs, DNS or IP evidence, request behavior, or operator documentation when available.

Robots.txt Snippet

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User-agent: YandexUserproxy Disallow: /

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Handling Guidance

Depends

This bot is usually safe to allow when the request source is verified and the traffic matches your site policy.

Search indexing, content discovery, rendering, or search-result freshness checks.

Record Details

Structured data
Operator
Yandex
Family
Yandex
Type
Search
Purpose
Search
Identity type
Official Documented
Confidence
High
Last verified
2026-04-29
Last checked
2026-05-20
Source type
Official
Verification
Verify with reverse DNS and forward DNS checks; valid Yandex hosts end in yandex.ru, yandex.net, or yandex.com.
Spoofing risk
Yandex user-agent strings are often spoofed. Verify the source host with reverse DNS and forward DNS before allow-listing.

Notes

YandexUserproxy is listed in the Botcrawl directory as a search crawler from Yandex. The primary identifier for log review is YandexUserproxy.

Identification

  • User-agent pattern: YandexUserproxy
  • Family: Yandex
  • Type: Search
  • Kind: Fetcher

Common use

Search indexing, content discovery, rendering, or search-result freshness checks.

Verification and handling

Verify with reverse DNS and forward DNS checks; valid Yandex hosts end in yandex.ru, yandex.net, or yandex.com.

Directory guidance marks the risk level as Safe and the blocking decision as Depends. Do not rely on the user-agent string alone because user-agent strings can be copied or spoofed.

Robots.txt handling: No.

Evidence and Source

  • Verify with reverse DNS and forward DNS checks; valid Yandex hosts end in yandex.ru, yandex.net, or yandex.com.
  • Match `YandexUserproxy` as a case-insensitive substring in HTTP user-agent logs. Review bot_aliases for alternate names or product labels. Use bot_http_agent for full user-agent examples when the client sends a longer browser-like string. Do not treat a user-agent match alone as proof of identity for allow-listing.
  • Search indexing, content discovery, rendering, or search-result freshness checks.
  • Yandex user-agent strings are often spoofed. Verify the source host with reverse DNS and forward DNS before allow-listing.

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