Semrush
SemrushBot
Collects web and link data for Semrush analysis tools.
SEO analysisTHE SIGNAL
Link discovery can bring the crawler to old URLs and redirect chains.
Review external links to broken destinations and tune crawl delay if load is excessive.
Look for the serpstatbot identifier in a request’s User-Agent. This is a name match, not identity verification. Version strings may change.
Serpstat documents a support-assisted identifying header for your domain. Request that identifier through the operator if stronger attribution is needed.
The operator documents robots.txt rules for this identifier.
Optional full-site opt-out. Merge with existing rules only if intended. robots.txt does not secure private content.
User-agent: serpstatbot
Disallow: /403 means access was denied; 404 means the resource was not found. Compare the public path, request time, edge security event and origin response to find the cause.
Separate intended restrictions and secret-file probes from pages that should work. A User-Agent name alone does not justify allowing a request.
Identity and purpose are based on these sources. Analytics interpretation and suggested checks are Apostl guidance.
See their requests. Find the pages that matter.
See your agent traffic