Yahoo Japan SEO Crawler
GoodBotVerifiedBOTA web crawler operated by Yahoo! JAPAN used to index content and analyze web pages for the Yahoo! JAPAN search engine ecosystem. Operated by LY Corporation.
What is Yahoo Japan SEO Crawler?
Y!J-BRW is a specialized crawler deployed by LY Corporation to support the indexing and search functionality of Yahoo! JAPAN. Unlike the legacy Slurp bot associated with Yahoo.com, this specific user-agent is tailored for the Japanese market, ensuring that local content is accurately represented in search queries. It operates as a standard search engine crawler, respecting robots.txt directives to maintain site performance and relevance.
Identification
J-BRWJ-BRW/Why it crawls your site
The bot crawls the web to build and maintain the index for Yahoo! JAPAN's search services, allowing users to find relevant information efficiently. By visiting websites, it gathers metadata and content to determine ranking and categorization within the search engine. Site owners can verify the bot's authenticity by checking the official Yahoo! JAPAN support documentation and ensuring the source IP addresses originate from verified LY Corporation network ranges.
Block or allow Yahoo Japan SEO Crawler
Add a Disallow rule for J-BRW in your robots.txt file. You can also block at the server level using your web server configuration or CDN firewall rules to filter requests matching the user-agent string.
# Block Yahoo Japan SEO Crawler from crawling your entire site User-agent: J-BRW Disallow: / # Allow Yahoo Japan SEO Crawler full access User-agent: J-BRW Allow: /
Ensure your robots.txt allows J-BRW. Verify requests by checking the user-agent string.
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