Directory/Categories/Advertising & Marketing/Quantcastbot

Quantcastbot

GoodBotVerifiedBOT

Quantcast Bot is the name of a web crawler used by Quantcast for advertisement quality assurance and to understand page content for Interest-Based Audiences. Operated by Quantcast.

Operator website ↗

GoodBot

Assessment

Advertising & Marketing

What is Quantcastbot?

Quantcastbot is a web crawler operated by Quantcast. Quantcast Bot is the name of a web crawler used by Quantcast for advertisement quality assurance and to understand page content for Interest-Based Audiences.

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

Identification

Bot name

Quantcastbot

Operator

Quantcast

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

There is no Reddit discussion of this bot in the evidence

What we read

Why it crawls your site

Quantcastbot crawls websites to collect data for advertising and marketing purposes. It is operated by Quantcast as part of their advertising infrastructure. If you see this bot in your server logs, it is a verified crawler and generally safe.

Block or allow Quantcastbot

Block it

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

# Allow Quantcastbot full access
User-agent: Quantcastbot
Allow: /