14 lines
218 B
PHP
14 lines
218 B
PHP
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<?php
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header('Content-Type: application/json');
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$ip = $_SERVER['REMOTE_ADDR'];
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$res = array();
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if (strpos($ip, ':') !== false) {
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$res["protocol"] = "6";
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}
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else {
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$res["protocol"] = "4";
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}
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print(json_encode($res));
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