Yahoo Ad Monitoring
recommended: challengeYahoo Ad Monitor monitors the contents of webpages where Yahoo! ads are served.
What it does
Yahoo Ad monitoring usually returns to a small set of pages rather than crawling an entire site. Visits may follow an hourly, daily, or weekly schedule, while websites its clients do not monitor may never encounter it.
How to identify it
User-agent contains any of:
Yahoo Ad monitoring
Example user-agent string:
Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html)
robots.txt
Well-behaved crawlers honor robots.txt. To control Yahoo Ad Monitoring:
Allow full access
User-agent: Yahoo Ad monitoring
Allow: /
Block entirely
User-agent: Yahoo Ad monitoring
Disallow: /
Grey-area scrapers ignore robots.txt. Botscope enforces your policy at the edge or origin regardless —
see how →
References
See Yahoo Ad Monitoring on your own site
Botscope shows every bot and AI agent hitting your site — and lets you allow, challenge, or block each one. Observe first, enforce when you're ready.
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