You can check the DNS with whatismydns.net and intodns.com. Source: about 1 year ago

Feel free to check https://intodns.com/ and https://www.whatsmydns.net/ to monitor propagation and ensure the DNS records are correctly set. Source: about 1 year ago

Just in case, it would be a good idea to check the DNS with a tool like intodns.com, just to make sure everything is working as intended. Source: over 1 year ago

I know this is a little old but I came across some of my tools I used when going through bookmarks: - https://mail-tester.com Although I already mentioned this above, this has been a lifesaver when it comes to figuring out why 3rd parties are rejecting your mail - https://intodns.com Helps give you a more thorough view into how your DNS settings are configured. - https://mailu.io Not a diagnostic tool, but a... Source: over 1 year ago

If you need external confirmation of things, intodns.com and dnschecker.org are both pretty good. Source: over 1 year ago

Monitoring and Profiling: Use tools like Google's PageSpeed Insights or Web.dev Measure to analyze your page's performance and get actionable recommendations. - Source: dev.to / 7 months ago

Google PageSpeed Insights - Analyze the performance of your web pages and get suggestions for improvement. Website: https://developers.google.com/speed/pagespeed/insights/. - Source: dev.to / 8 months ago

Try Google's Lighthouse test instead (aka PageSpeed Insights). It's primarily for testing performance but also gives a score for accessibility, with tips and links to articles on how to solve any issues it detects. Source: 12 months ago

Const CompressionPlugin = require('compression-webpack-plugin');... plugins: [ new CompressionPlugin({ filename: "[path].gz[query]", algorithm: "gzip", test: /\.(js|css)$/i, }),... When I used page insights to check how fast my webpage loads, it looks like my gz files aren't recognized, or at least one of them isn't recognized. Source: about 1 year ago

Ah, well whoever you got to do it, consider running their work through PageSpeed Insights just to see how it measures up. Source: over 1 year ago