Apache Traffic Server: https://trafficserver.apache.org/ Here’s how they use it along with Varnish: https://wikitech.wikimedia.org/wiki/Caching_overview. - Source: Hacker News / over 1 year ago

The LARGE majority of CDNs use either Apache Traffic Server (https://trafficserver.apache.org/) or Nginx for their cache webserver, so the mechanisms used are pretty easy to find if you look through the docs. Source: about 2 years ago

Apache Traffic Server (no relation to Apache itself) would be an excellent option: https://trafficserver.apache.org/. - Source: Hacker News / over 2 years ago

We have choices. We could use Varnish (scripting! Edge side includes! PHK blog posts!). We could use Apache Traffic Server (being the only new team this year to use ATS!). Or we could use NGINX (we're already running it!). The only certainty is that you'll come to hate whichever one you pick. Try them all and pick the one you hate the least. - Source: dev.to / almost 3 years ago

I was curious if I could find anything out about their stack. Turns out they are using something called Apache Traffic Server[0]. > Formerly a commercial product, Yahoo! Donated it to the Apache Foundation [0] http://trafficserver.apache.org/. - Source: Hacker News / about 3 years ago

You could also use dnscrypt-proxy (or Simple DNSCrypt for a GUI) with custom blocklists to prevent known malicious sites from loading. Source: over 1 year ago

That or just install Simple-DNSCrypts or just enabling DNS-Over-HTTPS. Source: almost 2 years ago

You can try encrypting your DNS request through Simple DNSCrypt (https://simplednscrypt.org/) and see if that fixes the issue. Source: about 2 years ago

So I've opted for dnscrypt which encrypts the DNS traffic. Source: over 2 years ago

For Windows users can use SimpleDNSCrypt for easier setup. Source: over 2 years ago