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submitted 1 year ago* (last edited 1 year ago) by BarterClub@sh.itjust.works to c/technology@lemmy.world
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[-] Spruce1538@lemm.ee 3 points 1 year ago* (last edited 1 year ago)

How can a server know exactly what domain name they were accessed from or if they were accessed directly through IP?

To me, dns was just words->IP and then the computer connects using the IP so how would the server know what domain name was used

[-] grandkaiser@lemmy.world 2 points 1 year ago

They don't know unless the DNS server tells them. For example, a very popular webhost Akamai uses a complex DNS + web hosting suite (DNS edgesuit to be exact) to send that type of data to the web servers. It can also allow for many many other features.

this post was submitted on 21 Jul 2023
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