01 · Operator
Who operates hyScore
- Company
- hyScore.io GmbH
- Type
- Other bot
- Official docs
- hyscore.io
02 · Behavior
What hyScore does
hyScore classifies content so advertisers can target ads by context instead of cookies. Its website links to a crawler information page for publishers. The crawler collects page content for this classification.
03 · Impact
Why hyScore matters for your site
If you allow it
- Can make your pages eligible for contextual ad campaigns
- Identifies itself with an info URL
If you block it
- No direct search visibility
- Uses bandwidth for a commercial data product
04 · Allow
How to allow hyScore
robots.txt
User-agent: HyScore
Allow: /Cloudflare
# Security › WAF › Custom rules › Create rule
Expression: (http.user_agent contains "HyScore")
Action: Skip › All Super Bot Fight Mode rules
# Also check Security › Bots: "Block AI bots" can block it regardless of robots.txt.WordPress
# WordPress serves a virtual robots.txt. Edit it with your SEO plugin:
# Yoast: SEO › Tools › File editor · Rank Math: General Settings › Edit robots.txt
User-agent: HyScore
Allow: /nginx
# nginx serves every user agent by default.
# Make sure no rule like this blocks it:
# if ($http_user_agent ~* "HyScore") { return 403; }Apache
# Apache serves every user agent by default.
# Make sure .htaccess has no rule like this:
# RewriteCond %{HTTP_USER_AGENT} HyScore [NC]
# RewriteRule .* - [F,L]05 · Block
How to block hyScore
Start with robots.txt. If hyScore keeps showing up in your logs, block it at your CDN or web server.
robots.txt
User-agent: HyScore
Disallow: /Cloudflare
# Security › WAF › Custom rules › Create rule
Expression: (http.user_agent contains "HyScore")
Action: BlockWordPress
# WordPress serves a virtual robots.txt. Edit it with your SEO plugin:
# Yoast: SEO › Tools › File editor · Rank Math: General Settings › Edit robots.txt
User-agent: HyScore
Disallow: /nginx
# In your server { } block:
if ($http_user_agent ~* "HyScore") {
return 403;
}Apache
# .htaccess
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} HyScore [NC]
RewriteRule .* - [F,L]
</IfModule>06 · User agents
User agents we see for hyScore
The user agent published by the operator:
Mozilla/5.0 (iPhone; CPU iPhone OS 8_3 like Mac OS X) AppleWebKit/600.1.4 (KHTML, like Gecko) Version/8.0 Mobile/12F70 Safari/600.1. 4 (compatible; HyScore/1.0; +https://hyscore.io/crawler/)07 · Verification
Is it really hyScore?
hyScore’s operator publishes no IP ranges or hostnames, so requests cannot be verified. Treat the user agent as a claim, and watch your logs for unusual request rates.
FAQ
Questions about hyScore
Who runs the HyScore crawler?
It is run by hyScore.io GmbH, a contextual advertising technology company.
Why does HyScore crawl my site?
It collects page content so hyScore can classify it for contextual targeting and brand safety.
How do I block HyScore?
Add a robots.txt group for the HyScore token. Its robots.txt compliance is not documented, so check your logs afterwards.
Last reviewed Oct 8, 2026