PHP keeps leaking IP address

1. Why is my IP address leaking?
2. How to get IPv4 address in PHP?
3. How to get address from IP address in PHP?
4. What is IP address leak vulnerability?

Why is my IP address leaking?

They are often caused by vulnerabilities in existing technology like browser plugins (flash), web browsing software and operating systems on our smartphones. Similarly, some DNS leaks can expose your original IP address to the DNS server.

How to get IPv4 address in PHP?

Using getenv() function: To get the IP Address,we use getenv(“REMOTE_ADDR”) command. The getenv() function in PHP is used for retrieval of values of an environment variable in PHP. It is used to return the value of a specific environment variable.

How to get address from IP address in PHP?

The simplest way to collect the visitor IP address in PHP is the REMOTE_ADDR. Pass the 'REMOTE_ADDR' in PHP $_SERVER variable. It will return the IP address of the visitor who is currently viewing the webpage.

What is IP address leak vulnerability?

An IP leak is a consequence of the fact, that your real IP address is being exposed even though you are connected to a VPN server. The leak is usually caused by so-called WebRTC bug, and it has nothing to do with how secure your VPN is. WebRTC handles real-time communication within a browser.