YA
YahooMailProxy (WBA)
GoodBotVerifiedAGENTForward Proxy used by Yahoo Mail to fetch assets embedded in the bodies of user emails.
Identification
Bot name
YahooMailProxy (WBA)
Category
Page Preview
Kind
AGENT
Verification
Verified bot
Cloudflare slug
yahoomailproxy-2
User-agent patterns
YahooMailProxyUser-agent string
YahooMailProxy; https://help.yahoo.com/kb/yahoo-mail-proxy-SLN28749.html
Block or allow YahooMailProxy (WBA)
Block it
Add a Disallow rule for YahooMailProxy 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 YahooMailProxy (WBA) from crawling your entire site User-agent: YahooMailProxy Disallow: / # Allow YahooMailProxy (WBA) full access User-agent: YahooMailProxy Allow: /
Allow & verify
Ensure your robots.txt allows YahooMailProxy. Verify requests by checking the user-agent string.
Traffic & trends
Cloudflare Radar traffic
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Links & references
Data sources
This profile is compiled from the following sources.
CloudflareRadar
Last updated September 8, 2026
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