facebookexternalhit
Operated by Meta. Last seen today.
What is facebookexternalhit?
About
facebookexternalhit is a fetcher operated by Meta. 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.
Type
Fetcher
Fetches web content on behalf of an app
Expected Behavior
Fetchers visit websites on-demand. They're normally dispatched by apps to present metadata about a link (e.g. the title and thumbnail image) to a user.
Insights
Other Websites
Access Control
Should I Block facebookexternalhit?
Probably not. If you block a fetcher, it won't be able to fetch the metadata it needs to display a link preview. Fewer people will click on the link to your website without this.
Using Robots.txt
| User Agent Token | Description |
|---|---|
facebookexternalhit |
Should match instances of facebookexternalhit |
You can block facebookexternalhit or limit its access by setting user agent token rules in your website's robots.txt.
# robots.txt
# This blocks facebookexternalhit
User-agent: facebookexternalhit
Disallow: /