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What does DNS resolution mean? After typing the URL, press Enter to open the webpage. I ran the steps in the middle using nslookup
If the webpage won't open, first blame the DNS, but what exactly is DNS doing? I ran the entire parsing process using nslookup: recursive route asking, three-layer caching, TTL countdown. If you understand these steps, changing DNS doesn't take effect immediately or two computers find different IPs is no longer a mystery....
