Tagged “dns”

1. TIL of what happens when you put a random url in your DNS records Apr 20, 2022 dns servers redirect

   So when you use a 'A' record, it points to the IP address. If you put a site you don't own, and it gets redirects, it'll 404 because the header metadata!

2. TIL about Negative Caching Apr 19, 2022 dns sandbox stackoverflow servers

   If you're ever working on a site and get a 'Server Not Found', then fix it (so that it totally works), and you STILL get a 'Server Not Found', that's negative catching!

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