root
18 lines
443 B
PHP
18 lines
443 B
PHP
<?php
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// test_smtp.php
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$host = 'smtp.hostinger.com';
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$ports = [587, 465];
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foreach ($ports as $port) {
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$connection = @fsockopen($host, $port, $errno, $errstr, 10);
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if (is_resource($connection)) {
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echo "✅ Port $port is OPEN\n";
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fclose($connection);
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} else {
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echo "❌ Port $port is CLOSED: $errstr ($errno)\n";
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}
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}
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// Test DNS
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echo "DNS resolution: " . gethostbyname('smtp.hostinger.com') . "\n"; |