Directory/Categories/SEO/prerender

prerender

Name: prerender
Author: Prerender, LLC

GoodBotVerifiedBOT

It's HTML pre rendering service for SPA(Single Page Application) Website SEO. Operated by Prerender, LLC.

Operator website ↗

GoodBot

Assessment

SEO

What is prerender?

prerender is a web crawler operated by Prerender, LLC. It's HTML pre rendering service for SPA(Single Page Application) Website SEO.

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

Identification

Bot name

prerender

Operator

Prerender, LLC

Why it crawls your site

prerender crawls websites to analyze search engine optimization factors and backlinks. It is operated by Prerender, LLC 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 prerender

Block it

Add a Disallow rule for Prerender 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 prerender from crawling your entire site
User-agent: Prerender
Disallow: /

# Allow prerender full access
User-agent: Prerender
Allow: /

Allow & verify

Ensure your robots.txt allows Prerender. Verify requests are genuine by checking the user-agent string and referring to Prerender, LLC's documentation.