Use Screaming Frog to identify pages with embedded videos and then use custom thumbnails to reduce page load times.
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How To Crawl Specific Folders In Screaming Frog Using Regex
Post covers how to crawl through specific sub-folders in Screaming Frog using the List mode + Regex. This is especially helpful if you have a large site and know that you' won’t be requiring all of the data.
How To Find Out Your Entire Website's PageSpeed Insights Score Using Screaming Frog Crawler
Learn how to use Screaming Frog to bulk crawl all website pages and pull PageSpeed Insights for your entire website. This method provides Mobile score, Desktop score, FCP and DCL metrics by using Custom > Extraction method in SF.