YandexCalendar

Usually allow

YandexCalendar is a search crawler from Yandex used for search indexing, URL discovery, page rendering, result freshness.

User-Agent

YandexCalendar

User-agent strings are identity signals, not proof of identity. Use Edge to compare the user-agent with IP, datacenter, behavior, path, and request history.

Verification and Detection

Verification method: Verify YandexCalendar by matching `YandexCalendar` to Yandex evidence, then checking reverse DNS, source-network ownership, signed request data, or published crawler documentation when available.

YandexCalendar traffic is primarily detected by the `YandexCalendar` user-agent pattern; related patterns include `Yandex calendar fetcher`; a representative HTTP user-agent is `Mozilla/5.0 (compatible; YandexCalendar/1.0; +http://yandex.com/bots)`. Compare source IPs, reverse DNS, request paths, and crawl cadence with Yandex infrastructure before trusting the traffic.

Handling Guidance

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

YandexCalendar is used for search indexing, URL discovery, page rendering, result freshness, and search-quality checks.

Record Details

Aliases: Yandex Calendar Fetcher
Type: search
Operator: Yandex
Family: Yandex
Kind: Fetcher
Purpose: Search
Identity: Official Documented
Detection confidence: High
Spoofing risk: YandexCalendar Has Medium Spoofing Risk Because The User Agent Can Be Copied, Even When The Bot Has Strong Source Or Documentation Support.
Status: Active
Respects robots.txt: Yes
Last verified: 2026 06 23

Robots.txt Snippet

User-agent: YandexCalendar
Disallow: /

Traffic Matching

Live IP verification, reverse DNS, ASN and datacenter correlation, request history, connected-domain matches, behavioral context, and rule creation are kept inside Botcrawl Edge.

Open full record in Edge