check if ip-address is in-range

ip-range-check.php

<?php
$defaultIP = "122.3.33.186";

$ip_start = "95.130.184.0";
$ip_end = "95.130.191.254";

$echo = array();

$ip_start_long = ip2long($ip_start);
$ip_end_long = ip2long($ip_end);

$echo[] = $ip_start_long;
$echo[] = $ip_end_long;

$input = isset($_GET["ip"]) ? $_GET["ip"] : $defaultIP;
$inputLong = ip2long($input);

$in_range = false;
if(($ip_start_long <= $inputLong) && ($inputLong <= $ip_end_long)){
  $in_range = true;
}

$echo[] = $in_range ? "ip given is IN range" : "ip given is NOT IN range";

echo "check between 95.130.184.0 and 95.130.191.254<br>";
echo "your input: " . $input;
echo "<hr>";

echo "<pre>";
print_r($echo);