Yahoo MMCrawler

Review

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

User-Agent

Yahoo-MMCrawler

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 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.

Handling Guidance

Use this public record as identity context, then verify source, behavior, and site impact inside Edge before creating rules.

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

Record Details

Aliases: Yahoo Mmcrawler; Yahoo Multimedia Crawler
Type: search-engine-crawler
Operator: Yahoo
Family: Yahoo
Kind: Search Engine Crawler
Purpose: Media Indexing
Identity: Documented
Detection confidence: Medium
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.
Status: Legacy
Respects robots.txt: Unknown
Last verified: 2026 06 22

Robots.txt Snippet

User-agent: Yahoo-MMCrawler
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