Directory/Categories/SEO/prerender

prerender

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

How we rated this bot

Verified by Cloudflare, which confirms who runs it, with no widespread reports of abuse.

Names itself honestly

Yes

Verified by Cloudflare

Yes

Says it follows robots.txt and opt-outs

Not stated

Ignores site rules

None found

Disguises itself or evades blocks

None found

Overloads sites

None found

How widely people complain

No complaint about this bot in the evidence

Reddit discussion

Discussion is neutral or practical, such as how to allow or block it

What we read

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.