MeowerMisfit817@lemmy.world to Explain Like I'm Five@lemmy.worldEnglish · 1 个月前What is a DNS and what does it do?message-squaremessage-square46linkfedilinkarrow-up160arrow-down16
arrow-up154arrow-down1message-squareWhat is a DNS and what does it do?MeowerMisfit817@lemmy.world to Explain Like I'm Five@lemmy.worldEnglish · 1 个月前message-square46linkfedilink
minus-squaredfyx@lemmy.helios42.delinkfedilinkEnglisharrow-up2·1 个月前Yes. That’s why DNS has a TTL (time to live) in seconds in every response which specifies how long you should remember it before you ask again. The 256 seconds in my example are the real TTL that I got when asking for lemmy.world.
Yes. That’s why DNS has a TTL (time to live) in seconds in every response which specifies how long you should remember it before you ask again. The 256 seconds in my example are the real TTL that I got when asking for lemmy.world.