01 · Operator
Who operates ADmantX
- Company
- Integral Ad Science
- Type
- Other bot
02 · Behavior
What ADmantX does
It reads page content to classify it for advertisers. The results are used for contextual targeting and brand safety. Older user agents carry names like admantx-adform or admantx-usastn.
03 · Impact
Why ADmantX matters for your site
If you allow it
- Can affect how ads are bought on your pages
- Run by a known ad tech company
If you block it
- No direct benefit to non-publishers
04 · Allow
How to allow ADmantX
robots.txt
User-agent: admantx
Allow: /Cloudflare
# Security › WAF › Custom rules › Create rule
Expression: (http.user_agent contains "admantx")
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: admantx
Allow: /nginx
# nginx serves every user agent by default.
# Make sure no rule like this blocks it:
# if ($http_user_agent ~* "admantx") { return 403; }Apache
# Apache serves every user agent by default.
# Make sure .htaccess has no rule like this:
# RewriteCond %{HTTP_USER_AGENT} admantx [NC]
# RewriteRule .* - [F,L]05 · Block
How to block ADmantX
Start with robots.txt. If ADmantX keeps showing up in your logs, block it at your CDN or web server.
robots.txt
User-agent: admantx
Disallow: /Cloudflare
# Security › WAF › Custom rules › Create rule
Expression: (http.user_agent contains "admantx")
Action: BlockWordPress
# WordPress serves a virtual robots.txt. Edit it with your SEO plugin:
# Yoast: SEO › Tools › File editor · Rank Math: General Settings › Edit robots.txt
User-agent: admantx
Disallow: /nginx
# In your server { } block:
if ($http_user_agent ~* "admantx") {
return 403;
}Apache
# .htaccess
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} admantx [NC]
RewriteRule .* - [F,L]
</IfModule>06 · User agents
User agents we see for ADmantX
The user agent published by the operator:
ias-va/3.3 (former https://www.admantx.com + https://integralads.com/about-ias/)07 · Verification
Is it really ADmantX?
ADmantX’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 ADmantX
Who operates ADmantX?
Bot directories attribute the ADmantX crawler to Integral Ad Science.
Should I block ADmantX?
If you sell ads, blocking it may affect contextual targeting. Otherwise it brings little benefit.
Last reviewed Oct 7, 2026