Question 1

Does mozilla.org declare image dimensions?

Accepted Answer

mozilla.org sets `og:image` but does not include `og:image:width` and `og:image:height`. Explicit dimensions let platforms render the preview faster without downloading the image first.

Question 2

What headline does mozilla.org use for social previews?

Accepted Answer

mozilla.org's social headline is "Internet for people, not profit" (31 characters).

Question 3

What description does mozilla.org use for social previews?

Accepted Answer

mozilla.org's social description reads: "Mozilla is the not-for-profit behind the lightning fast Firefox browser. We put people over profit to give everyone more power online." (134 characters).

Question 4

What site name does mozilla.org display on social cards?

Accepted Answer

mozilla.org sets `og:site_name` to "Mozilla". This appears as a small attribution label on Facebook, LinkedIn, and Slack.

Question 5

What's the biggest issue with mozilla.org's Discord preview?

Accepted Answer

URL redirected (1 redirect). Original: https://mozilla.org

Question 6

How can I improve mozilla.org's social previews?

Accepted Answer

Review the recommendations above - they list specific issues and provide ready-to-paste meta tag snippets. The highest-impact fixes are usually a properly sized `og:image` (1200×675), a clear `og:title` under 60 characters, and a 50-155 character `og:description`.

How mozilla.org Looks on Discord

Discord preview

Discord

Recommendations

Frequently Asked Questions

See mozilla.org on other platforms

Validate other sites on Discord

Validate your own URL