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DNS Explained – How Domain Names Get Resolved

https://www.bhusalmanish.com.np/blog/posts/dns-explained.html
30•okchildhood•3d ago

Comments

giuliomagnifico•3d ago
Well written article!
okchildhood•3d ago
Glad you liked it. Thank you
synthBirba•3d ago
Well written! Is so easy to understand and read that I can easily share it even with non-tech people c:
okchildhood•3d ago
Appreciate it! That's the goal - tech concepts shouldn't need a CS degree to understand.
biglyburrito•3d ago
This might be the easiest-to-understand breakdown of DNS that I've seen to date. I've owned a domain since the late 90s, but never really understood everything the acronyms or concepts involved in making it work. Well done!
okchildhood•3d ago
Thanks! That was exactly what I was going for - making DNS approachable for everyone, not just sysadmins. Glad it helped!
stevekemp•29m ago
Only oddity was the reference to the "router cache". I agree if your browser tried to lookup example.com the local cache would be used, but then it would be the system's configured DNS server - and that would most likely be an ISP, rather than your local router.

(Assuming a typical home connection, your router is _probably_ not a DNS server with local cache, it probably is a DHCP server which will hand out the upstream/ISPs' nameservers.)

jdsnape•24m ago
I think this is probably quite dependent on what’s normal for ISPs in the region. In the UK for example, every ISP router I’ve had runs a DNS server and it’s that which is given out via DHCP. It then forwards onto the ISPs DNS platform.
pastage•9m ago
> DNS broke my site for three hours. But now I actually understand it

I have been broken for three decades and I still don't understand DNS. It is a simple protocol but people use it in complicated manners.

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https://www.bhusalmanish.com.np/blog/posts/dns-explained.html
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