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            "mail": 20,
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                "detail": "1 IPv4 address(es) detected."
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                "category": "dns",
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                "category": "dns",
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                "level": "warning",
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                "level": "error",
                "title": "PTR reverse DNS",
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                "level": "warning",
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                "level": "error",
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            {
                "level": "ok",
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                "level": "ok",
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