SemrushBot-CT

Neutral Block: Depends Verified robots.txt: Yes

Semrush Content Marketing bot that crawls websites for content analysis.

Key facts

Operator
Semrush
Family
Semrush
Purpose
Site Owner Fetch
User-Agent
SemrushBot-CT
Should you block it?
Depends
Verified
Yes
Respects robots.txt
Yes
Identity type
Unknown
Confidence
Unknown

Bot details

Identity

User-Agent
SemrushBot-CT
robots.txt token
SemrushBot-CT
HTTP user-agent
Mozilla/5.0 (compatible; SemrushBot-CT/1.0; +https://www.semrush.com/bot.html)
Aliases
Semrush Content Bot

Ownership

Operator
Semrush
Family
Semrush
Type
Search
Purpose
Site Owner Fetch

Verification and trust

Source type
Unknown
Confidence
Unknown
Verification
Verify the exact user-agent and confirm Semrush ownership using Semrush's published bot documentation.

Blocking and detection

Robots

User-agent: SemrushBot-CT
Disallow: /

Cloudflare

(http.user_agent contains "SemrushBot-CT")
Advanced server rules

Apache

RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} SemrushBot\-CT [NC]
RewriteRule ^ - [F,L]

Nginx

if ($http_user_agent ~* "SemrushBot-CT") { return 403; }

Notes

Semrush Content Marketing bot that crawls websites for content analysis.

SemrushBot-CT is operated by Semrush. Botcrawl classifies it as a search bot with a primary purpose of site owner fetch.

Key profile signals: risk level: neutral; robots.txt: yes; verified: yes.

Verify the exact user-agent and confirm Semrush ownership using Semrush’s published bot documentation.

Source documentation: https://www.semrush.com/bot.html

Evidence and source

  • Verify the exact user-agent and confirm Semrush ownership using Semrush's published bot documentation.