DNS vs VPN
DNS (Domain Name System) and VPN (Virtual Private Network) both come up in technology conversations and get confused. Here's the plain-English difference, side by side, so you can use each one with confidence.
The key difference: DNS refers to domain name system, while VPN refers to virtual private network — they describe different things even when they show up in the same sentence.
DNS — Domain Name System
The internet system that translates human-readable domain names (google.com) into IP addresses that computers use to connect.
VPN — Virtual Private Network
A network technology that encrypts internet traffic and routes it through a remote server, hiding the user's IP and protecting data on untrusted networks.
When to use DNS
Reach for "DNS" when the conversation is specifically about domain name system. The internet system that translates human-readable domain names (google.com) into IP addresses that computers use to connect.
When to use VPN
Reach for "VPN" when the conversation is specifically about virtual private network. A network technology that encrypts internet traffic and routes it through a remote server, hiding the user's IP and protecting data on untrusted networks.
FAQs
What is the difference between DNS and VPN?
DNS stands for Domain Name System — The internet system that translates human-readable domain names (google.com) into IP addresses that computers use to connect. VPN stands for Virtual Private Network — A network technology that encrypts internet traffic and routes it through a remote server, hiding the user's IP and protecting data on untrusted networks.
Are DNS and VPN the same thing?
No. They're often used in the same conversation because they're related, but they describe different concepts. DNS = Domain Name System. VPN = Virtual Private Network.
When should I use DNS vs VPN?
Use DNS when you're specifically referring to domain name system. Use VPN when the topic is virtual private network.