What Is My IP Address?
A practical guide to public and private IP addresses, address sharing, and the limits of IP-based identity.
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Guides sur adresse IP, DNS, VPN et confidentialité
Des explications pratiques pour répondre aux questions réseau courantes sans exagération ni suivi intrusif.
IPv4 vs IPv6
The two internet protocol versions solve the same routing problem with very different address spaces.
Lire le guideWhat Is a VPN?
A VPN encrypts traffic between your device and a VPN server and changes the network exit visible to destinations.
Lire le guideDoes a VPN Change My IP?
A connected VPN normally replaces your visible public IP with the address of its exit server.
Lire le guideWhy Is My IP Location Wrong?
IP location describes network infrastructure, not a device's precise physical coordinates.
Lire le guideWhat Is DNS?
DNS is the distributed naming system that helps clients find internet services.
Lire le guideWhat Are HTTP Headers?
HTTP headers carry metadata that helps browsers and servers understand each request and response.
Lire le guideHow to Check If a VPN Is Working
A reliable VPN check compares network behavior before, during, and after the protected connection.
Lire le guideWhat Is IPv4?
IPv4 is the 32-bit addressing protocol that still carries a large share of internet traffic.
Lire le guideWhat Is IPv6?
IPv6 is the modern internet protocol designed to provide an enormous supply of routable addresses.
Lire le guidePublic vs Private IP Addresses
Public addresses route across the internet; private addresses are reused inside local networks.
Lire le guideDynamic vs Static IP Addresses
Dynamic addresses can change over time; static addresses are assigned to remain stable.
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