How proton.me Looks on Facebook
This page shows how proton.me appears when shared on Facebook. The current preview headline reads "Proton: Privacy by default". It pairs with the description "Over 100 million people use Proton to stay private and secure online. Get a free Proton account and take back your pr..." and a social image. Overall, proton.me's setup scores 86/100 against Facebook best practices.
Facebook preview
Large card (image ≥ 600px wide)

proton.me
Proton: Privacy by default
Over 100 million people use Proton to stay private and secure online. Get a free Proton account and take back your privacy.
Compact card (image < 600px wide)

proton.me
Proton: Privacy by default
Over 100 million people use Proton to stay private and secure online. Get a free...
Analysis
proton.me's social setup currently has 1 warning that affect how it renders on Facebook. The most impactful fixes are listed below - they range from missing required tags to image dimensions that will be cropped or rejected by specific platforms.
In particular: canonical url and og:url do not match. Each of these has a one-line fix in the recommendations panel above.
What's working well: social share image found; description length is good (123 chars); twitter card type: summary_large_image. 3 of the checks we run pass cleanly.
Frequently Asked Questions
See proton.me on other platforms
Validate other sites on Facebook
Validate your own URL
See how your site looks across all major social platforms - instantly, free, no signup.
Try LinkPreview.io