Bot intelligence record

Yahoo MMCrawler

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Yahoo MMCrawler is a search crawler from Yahoo used for search indexing, URL discovery, page rendering, result freshness; it appears in server logs as `Yahoo-MMCrawler`.

Search Engine Crawler Media Indexing Documented Confidence: Medium Verified: No robots.txt: Unknown

Operator: Yahoo
Family: Yahoo
Type: Search Engine Crawler
Source type: Observed
Last checked: 2026-06-22

Yahoo-MMCrawler

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.

User-agent: Yahoo-MMCrawler
Disallow: /

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

Operator: Yahoo
Family: Yahoo
Type: Search Engine Crawler
Purpose: Media Indexing
Identity type: Documented
Confidence: Medium
Last verified: 2026-06-22
Last checked: 2026-06-22
Source type: Observed
Verification: Verify Yahoo MMCrawler by matching `Yahoo-MMCrawler` to Yahoo evidence, then checking reverse DNS, source-network ownership, signed request data, or published crawler documentation when available.
Spoofing risk: Yahoo MMCrawler has medium spoofing risk because user-agent strings can be copied; pair the match with DNS, IP, behavior, or operator evidence.

Yahoo MMCrawler is a search crawler from Yahoo used for search indexing, URL discovery, page rendering, result freshness, and search-quality checks.
Its primary user-agent pattern is Yahoo-MMCrawler; related patterns include yahoo-mmcrawler; Yahoo multimedia crawler.
Yahoo MMCrawler is not independently verified with Medium confidence. The identity type is Documented, and the evidence basis is observed traffic patterns and user-agent evidence.
Yahoo MMCrawler does not have confirmed robots.txt behavior in the available public evidence.
Yahoo MMCrawler should be reviewed against site policy, source evidence, crawl rate, and requested paths before a permanent allow or block rule is created.

Verify Yahoo MMCrawler by matching `Yahoo-MMCrawler` to Yahoo evidence, then checking reverse DNS, source-network ownership, signed request data, or published crawler documentation when available.
Yahoo MMCrawler traffic is primarily detected by the `Yahoo-MMCrawler` user-agent pattern; related patterns include `yahoo-mmcrawler; Yahoo multimedia crawler`. Compare source IPs, reverse DNS, request paths, and crawl cadence with Yahoo infrastructure before trusting the traffic.
Yahoo MMCrawler is used for search indexing, URL discovery, page rendering, result freshness, and search-quality checks.
Yahoo MMCrawler has medium spoofing risk because user-agent strings can be copied; pair the match with DNS, IP, behavior, or operator evidence.

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Yahoo MMCrawler

User-Agent Pattern

Robots.txt Snippet

Handling Guidance

Record Details

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Evidence and Source

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