Centro Ads.txt Crawler
Advertising transparency ads.txt file verification crawler bot
About this crawler
Centro Ads.txt Crawler is a web crawler identified by the regular-expression pattern Centro Ads\.txt Crawler in the User-Agent request header. It is categorised as advertising. Use the regex above to detect, log, allow, or block Centro Ads.txt Crawler traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
No block-rate data for this crawler.
Technical details
- Name
- Centro Ads.txt Crawler
- Pattern
Centro Ads\.txt Crawler- Tags
- advertising
- Reference
- https://knownagents.com/agents/centro-ads-txt-crawler
- Added
- 2026/04/26
- Instances
- 1 known sample(s)
Sample User-Agent strings
Centro Ads.txt Crawler/1.0
Block this crawler
robots.txt — disallow Centro Ads.txt Crawler:
User-agent: Centro Ads.txt Crawler
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Centro Ads\.txt Crawler [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Centro Ads\\.txt Crawler") {
return 403;
}
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