What Is an IP Address?
An IP address (Internet Protocol address) is a numerical identifier assigned to every device connected to a network. When you connect to the internet, your ISP assigns you an IP address that identifies your connection to every server you communicate with.
Your IP address reveals: your approximate geographic location (city level, sometimes neighborhood), your ISP, and can be used to identify you to law enforcement through a request to your ISP.
IPv4 addresses look like: 192.168.1.1 IPv6 addresses look like: 2001:0db8:85a3:0000:0000:8a2e:0370:7334
What Your IP Address Reveals
Geographic location: Your IP address maps to your ISP's infrastructure, typically revealing your city and region. This is why streaming services can restrict content by country and why websites show you local content.
ISP identification: Your IP reveals which internet provider you use.
Browsing session linking: Every website you visit can link your behavior across their site to your IP address, even without cookies.
Cross-site tracking: Combined with your browser fingerprint, your IP address makes you identifiable across different websites that share data.
Legal identification: With a court order, law enforcement can request your ISP to identify the user of a specific IP address.
Why You Might Want to Hide Your IP
Prevent location tracking by websites and advertisers. Access geo-restricted content. Reduce cross-site behavioral tracking. Protect privacy on untrusted networks. Prevent IP-based targeting by malicious actors.
Methods to Hide Your IP Address
VPN (Most Practical)
A VPN routes your traffic through a server operated by the VPN provider. Websites see the VPN server's IP, not yours. Choose a reputable provider with a verified no-logs policy. Speed impact is minimal with quality providers.
Tor Browser (Strongest Anonymity)
Routes traffic through three volunteer-operated relays. Websites see the exit relay's IP. Very strong anonymity but noticeably slower than standard browsing. Best for high-sensitivity use.
Proxy Server (Simplest, Least Secure)
Routes specific application traffic through a proxy server. Website sees the proxy's IP. Does not encrypt traffic. Less reliable than VPN.
Mobile Data vs Wi-Fi
Switching between mobile data and Wi-Fi changes your IP address. Not a true privacy tool but relevant for one-time IP changes.
Dynamic IP Assignment
Most home connections have dynamic IPs that change periodically. This provides some natural IP rotation but is not a reliable privacy tool.
IP Hiding and Email Privacy: Complementary Layers
Hiding your IP addresses protects your network-level identity. Using Temp90 protects your email-level identity. Together they address the two most common tracking vectors:
- Network: VPN or Tor hides which IP is connecting
- Identity: Temp90 hides which email is registering
Neither layer alone is complete. A VPN without email privacy still exposes your identity through registration data. Temp90 without a VPN still exposes your IP when registering.
Frequently Asked Questions
Can websites see my real IP when I use a VPN?
No. When properly configured, websites see only the VPN server's IP. WebRTC leaks can expose your real IP through certain browser interactions — disable WebRTC in your browser settings to prevent this.
Does hiding my IP make me anonymous?
IP hiding is one layer of anonymity. Websites can still identify you through browser fingerprinting, logged-in account sessions, and behavioral patterns. Complete anonymity requires addressing all these layers.
Is my mobile phone's IP address the same as my home IP?
No. Your phone on cellular data uses your carrier's IP addresses. On Wi-Fi, it uses your home router's IP. These are different addresses.
Conclusion
Your IP address is a significant privacy consideration because it reveals your location and enables cross-site session linking. VPNs are the most practical tool for IP hiding for most users. Combined with Temp90 for email registration privacy, addressing both the network identity and email identity layers creates a substantially more private internet presence.