Let's Encrypt

Last updated 21 hours ago.

What is Let's Encrypt?

About

Let's Encrypt is a developer helper operated by Let's Encrypt. It's not currently known to be artificially intelligent or AI-related. If you think that's incorrect or can provide more detail about its purpose, please contact us. You can see how often Let's Encrypt visits your website by setting up Dark Visitors agent analytics.

Detail

Operator Let's Encrypt

Type

Developer Helper
Used by developers to test website functionality

Expected Behavior

Developer helpers generally visit websites on direct behalf of a user who is evaluating some feature or attribute. Visits can be one-off or part of a larger crawl.

Agent Analytics

Visits to Your Website

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Top Websites

0%
0% of top websites are blocking Let's Encrypt in their robots.txt
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Robots.txt

Should I Block Let's Encrypt?

Probably not. Developer helpers are normally used to optimize or find problems with your website.

How Do I Block Let's Encrypt?

You can block Let's Encrypt or limit its access by setting user agent token rules in your website's robots.txt. Set up Dark Visitors agent analytics to check whether it's actually following them.

User Agent Token Description
Let's Encrypt Should match instances of Let's Encrypt 
# robots.txt
# This should block Let's Encrypt

User-agent: Let's Encrypt
Disallow: /

Recommended Solution

Instead of doing this manually, use automatic robots.txt to keep your rules updated with the latest AI scrapers, crawlers, and assistants automatically.

Set Up Automatic Robots.txt

Global Bot & LLM Traffic

Developer Helpers

The overall volume of internet traffic coming from Developer Helpers

See Global Bot & LLM Traffic →