Preview thumbnails broken on linkedin

[flyck]

Happens time to time that the thumbnail goes missing.

Found a work-around via the post inspector https://www.linkedin.com/post-inspector. Visit our blog post url with the linkedin post inspector, this resets and regenerates all thumbnails. Doesnt work everytime though.

Investigation:

• https://www.linkedin.com/pulse/how-clear-linkedin-link-preview-cache-ananda-kannan-p/
  • states that linkedin has a preview cache of roughly a week, which still seems right with my own observation
• creating a new post with https://double-trouble.dev/post/best-iac-2023 shows the broken thumbnail, but creating it with https://double-trouble.dev/post/best-iac-2023?123 creates a new thumbnail. Was also mentioned in the above link that this circumvents the cdn

They have been offline for a week now: