How To Track the Real IP Address Behind the Proxy - PHP - REMOTE_ADDR

IP Address: It is unique address of the client machine by which we track the user detail requesting for some request. Full Fom of IP Address is Internet Protocol Address. today, Almost all person know about the ITp Address. This is basically used for tracking.

For Example, If you send an email with your computer. Communication is done on the behalf of IP Address.

Get the Unique IP Address of client machine

function get_ip_address(){
 if ( !empty($_SERVER['HTTP_CLIENT_IP']) )  //check ip from share internet
 {
   $ip = $_SERVER['HTTP_CLIENT_IP'];

 }elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR']))   //to check ip is pass from proxy
 {
   $ip=$_SERVER['HTTP_X_FORWARDED_FOR'];

 } else  {

   $ip=$_SERVER['REMOTE_ADDR'];
}

 return $ip;
}

echo get_ip_address();

Best Related Posts are Following:

1. PHP 7 new features.
2. Check if string contains specific words - PHP.
3. New features of PHP 5.5 with Examples.
4. New features of PHP 5.4 with Examples.
5. date_sunrise - Returns time of sunrise for a given day and location.
6. Convert image to Binary Data and vice versa in PHP.
7. Difference between in_array and array_key_exists in php with Example.
8. get_class_vars PHP Function.
9. get_class_methods PHP Function.
10. mysql_fetch_field - Get column information from a result.
11. PHP mktime() Function - Get Unix timestamp for a date.
12. Strtolower - Returns string with all alphabetic characters converted to lowercase.
13. PHP file_get_contents Function - Reads entire file into a string.
14. PHP utf8_encode Function - Encodes an ISO-8859-1 string to UTF-8.
15. com_create_guid Generate a globally unique identifier.
16. spl_autoload What is spl_autoload function in php.
17. parse_ini_string - Parse a configuration string.
18. stream_socket_client - Open Internet or Unix domain socket connection.
19. imagecopyresampled-Copy and resize part of an image with resampling.
20. What is proc_close.
21. What is str_getcsv.
22. ob_get_level -Return the nesting level of the output buffering mechanism.
23. openssl decrypt - Decrypts data.
24. Domain Name Server.
25. openssl private encrypt.