I recently noticed that running
git on my server became a lot slower. I timed the time it takes to resolve
github.com and this is the result:
$ time dig github.com +short 220.127.116.11 real 0m2.011s user 0m0.011s sys 0m0.005s
Over 2 seconds! When I removed my droplet from the firewall, the result was dramatically different:
$ time dig github.com +short 18.104.22.168 real 0m0.013s user 0m0.008s sys 0m0.004s
Here’s the configuration of my firewall:
Why is that happening?
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