How nps.gov Looks on Slack
This page shows how nps.gov appears when shared on Slack. The current preview headline reads "NPS.gov Homepage (U.S. National Park Service)". It pairs with the description "Discover America's stories. Plan your visit and explore the diverse landscapes, national parks, and cultural treasure..." and a social image. Overall, nps.gov's setup scores 80/100 against Slack best practices.
Slack preview
Slack
www.nps.gov
NPS.gov Homepage (U.S. National Park Service)Discover America's stories. Plan your visit and explore the diverse landscapes, national parks, and cultural treasures managed by the National Park Service.

Analysis
nps.gov's social setup currently has 1 warning that affect how it renders on Slack. 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: missing twitter:card tag. Each of these has a one-line fix in the recommendations panel above.
What's working well: social share image found; title length is good (45 chars); description length is good (156 chars). 3 of the checks we run pass cleanly.
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