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@@ -75,7 +75,9 @@ class DnsPinMiddleware {
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$soaDnsEntry = $this->soaRecord($target);
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$dnsNegativeTtl = $soaDnsEntry['minimum-ttl'] ?? null;
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- $dnsTypes = [DNS_A, DNS_AAAA, DNS_CNAME];
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+ $dnsTypes = \defined('AF_INET6') || @inet_pton('::1')
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+ ? [DNS_A, DNS_AAAA, DNS_CNAME]
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+ : [DNS_A, DNS_CNAME];
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foreach ($dnsTypes as $dnsType) {
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if ($this->negativeDnsCache->isNegativeCached($target, $dnsType)) {
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continue;
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