PR-CY.RU User Agent: What It Is & How to Block It

01 · Operator

Who operates PR-CY.RU

Company: PR-CY
Type: SEO tool crawler
Official docs: pr-cy.ru

02 · Behavior

What PR-CY.RU does

PR-CY offers site audits, rank tracking in Google and Yandex, and traffic analytics. Its audit scans up to 5,000 pages for meta tags, status codes and technical issues. The crawler likely fetches pages for these checks.

03 · Impact

Why PR-CY.RU matters for your site

If you allow it

Needed if you use PR-CY audits
Supports SEO analysis of your own site

If you block it

No benefit if you do not use PR-CY
Competitors may analyze your site with it

04 · Allow

How to allow PR-CY.RU

robots.txt

User-agent: PR-CY.RU
Allow: /

Cloudflare

# Security › WAF › Custom rules › Create rule
Expression: (http.user_agent contains "PR-CY.RU")
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: PR-CY.RU
Allow: /

nginx

# nginx serves every user agent by default.
# Make sure no rule like this blocks it:
# if ($http_user_agent ~* "PR\-CY\.RU") { return 403; }

Apache

# Apache serves every user agent by default.
# Make sure .htaccess has no rule like this:
# RewriteCond %{HTTP_USER_AGENT} PR\-CY\.RU [NC]
# RewriteRule .* - [F,L]

05 · Block

How to block PR-CY.RU

Start with robots.txt. If PR-CY.RU keeps showing up in your logs, block it at your CDN or web server.

robots.txt

User-agent: PR-CY.RU
Disallow: /

Cloudflare

# Security › WAF › Custom rules › Create rule
Expression: (http.user_agent contains "PR-CY.RU")
Action:     Block

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: PR-CY.RU
Disallow: /

nginx

# In your server { } block:
if ($http_user_agent ~* "PR\-CY\.RU") {
    return 403;
}

Apache

# .htaccess
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} PR\-CY\.RU [NC]
RewriteRule .* - [F,L]
</IfModule>

06 · User agents

User agents we see for PR-CY.RU

The user agent published by the operator:

Mozilla/5.0 (compatible; PR-CY.RU; + https://a.pr-cy.ru)

07 · Verification

Is it really PR-CY.RU?

PR-CY.RU’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 PR-CY.RU

What is PR-CY.RU in my logs?

It is the crawler of PR-CY, a Russian SEO analysis platform. It fetches pages for site audits and analysis.

How do I block PR-CY.RU?

You can add a robots.txt rule for "PR-CY.RU". PR-CY does not document robots.txt support, so a server-level block is more reliable.

PR-CY.RU is PR-CY’s SEO tool crawler