01 · Operator
Who operates ZumBot
- Company
- ZUM internet
02 · Behavior
What ZumBot does
ZumBot fetches web pages for ZUM Search. Its user agent links to ZUM's help inquiry page, which now returns a 404 error.
03 · Impact
Why ZumBot matters for your site
If you allow it
- Pages can appear in ZUM search
- Operator is clearly identified
If you block it
- Little benefit without a Korean audience
- No crawler documentation online
04 · Allow
How to allow ZumBot
robots.txt
User-agent: ZumBot
Allow: /Cloudflare
# Security › WAF › Custom rules › Create rule
Expression: (http.user_agent contains "ZumBot")
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: ZumBot
Allow: /nginx
# nginx serves every user agent by default.
# Make sure no rule like this blocks it:
# if ($http_user_agent ~* "ZumBot") { return 403; }Apache
# Apache serves every user agent by default.
# Make sure .htaccess has no rule like this:
# RewriteCond %{HTTP_USER_AGENT} ZumBot [NC]
# RewriteRule .* - [F,L]05 · Block
How to block ZumBot
Start with robots.txt. If ZumBot keeps showing up in your logs, block it at your CDN or web server.
robots.txt
User-agent: ZumBot
Disallow: /Cloudflare
# Security › WAF › Custom rules › Create rule
Expression: (http.user_agent contains "ZumBot")
Action: BlockWordPress
# WordPress serves a virtual robots.txt. Edit it with your SEO plugin:
# Yoast: SEO › Tools › File editor · Rank Math: General Settings › Edit robots.txt
User-agent: ZumBot
Disallow: /nginx
# In your server { } block:
if ($http_user_agent ~* "ZumBot") {
return 403;
}Apache
# .htaccess
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} ZumBot [NC]
RewriteRule .* - [F,L]
</IfModule>06 · User agents
User agents we see for ZumBot
The user agent published by the operator:
Mozilla/5.0 (compatible; ZumBot/1.0; http://help.zum.com/inquiry)07 · Verification
Is it really ZumBot?
ZumBot’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 ZumBot
Who operates ZumBot?
ZumBot belongs to ZUM internet, the company behind the Korean portal zum.com.
Should I block ZumBot?
Block it only if you do not want visibility in ZUM search or see excessive crawling.
How do I block ZumBot?
Add "User-agent: ZumBot" followed by "Disallow: /" to your robots.txt, or block the user agent on your server.
Last reviewed Oct 8, 2026