The last time we reported Google displaying emojis in the search results was in July 2016 - they are honestly rare to see because Google is typically good at removing them.
Well, now a search for [spam filter service] brings up a snippet from everycloudtech.com that shows the big green white check mark emojis. These guys ✅ ✅ ✅.. William Vicary spotted this.
Here is a screen shot of the snippet:
This was intentional, the meta description is where the webmaster embedded these emojis. The webmaster didn't do anything wrong, Google won't penalize for using emojis - they will just 'devalue' them (I mean strip them out).
Forum discussion at Twitter