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            "mail": 90,
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            "availability": 100
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                "category": "dns",
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            {
                "level": "ok",
                "title": "DMARC",
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                "level": "ok",
                "title": "DKIM",
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                "lost_points": 0
            },
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                "level": "error",
                "title": "MTA-STS",
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            },
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                "level": "ok",
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                "level": "warning",
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                "level": "error",
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                "lost_points": 35
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                "level": "error",
                "title": "PTR reverse DNS",
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            {
                "level": "ok",
                "title": "IPv4 diversity",
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                "lost_points": 0
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                "level": "error",
                "title": "IPv6 connectivity",
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                "lost_points": 35
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                "level": "ok",
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                "level": "ok",
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                "level": "ok",
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