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SemrushBotLinkBuilding

GoodBotVerifiedBOT

Data collected by SEMrushBot is used for the Link Building tool to check website backlinks Operated by Semrush.

GoodBot
Assessment
SEO
Category
BOT
Kind
1
Data sources
AI-generated summary, drawn from Cloudflare, operator docs, and community data

What is SemrushBotLinkBuilding?

SemrushBotLinkBuilding is a web crawler operated by Semrush. Data collected by SEMrushBot is used for the Link Building tool to check website backlinks

Helpful — Verified, safe crawler. Respects robots.txt and provides operator documentation.

Identification

Bot name
SemrushBotLinkBuilding
Operator
Semrush
Category
SEO
Kind
BOT
Verification
Verified bot
Cloudflare slug
semrush-lb
User-agent patterns
SemrushBot;
User-agent string
Mozilla/5.0 (compatible; SemrushBot; +http://www.semrush.com/bot.html)
Main use cases
SEO analysisBacklink discoverySearch ranking monitoring

Why it crawls your site

SemrushBotLinkBuilding crawls websites to analyze search engine optimization factors and backlinks. It is operated by Semrush as part of their SEO analysis infrastructure. If you see this bot in your server logs, it is a verified crawler and generally safe.

Block or allow SemrushBotLinkBuilding

Block it

Add a Disallow rule for SemrushBot; in your robots.txt file. You can also block at the server level using your web server configuration or CDN firewall rules to filter requests matching the user-agent string.

# Block SemrushBotLinkBuilding from crawling your entire site
User-agent: SemrushBot;
Disallow: /

# Allow SemrushBotLinkBuilding full access
User-agent: SemrushBot;
Allow: /
Allow & verify

Ensure your robots.txt allows SemrushBot;. Verify requests are genuine by checking the user-agent string and referring to Semrush's documentation.

Traffic & trends

Cloudflare Radar traffic

No Cloudflare traffic data available.

Google Trends interest

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Data sources

This profile is compiled from the following sources.

CloudflareRadar
Last updated July 26, 2026