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            "mail": 90,
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            "availability": 100
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                "category": "dns",
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                "category": "mail",
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                "detail": "SPF policy published."
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                "category": "mail",
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                "category": "mail",
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                "detail": "A DKIM selector was verified."
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                "category": "mail",
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                "category": "mail",
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                "detail": "TLS reporting policy."
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                "category": "security",
                "title": "Valid TLS certificate",
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            },
            {
                "category": "security",
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                "category": "security",
                "title": "HTTP security headers",
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                "detail": "1 of 9 evaluated headers detected."
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                "category": "network",
                "title": "PTR reverse DNS",
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                "lost_points": 30,
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                "level": "ok",
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                "level": "error",
                "title": "MTA-STS",
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                "level": "error",
                "title": "TLS-RPT",
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                "level": "ok",
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                "level": "ok",
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                "level": "warning",
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            {
                "level": "error",
                "title": "PTR reverse DNS",
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                "level": "ok",
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                "level": "error",
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                "level": "ok",
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                "level": "ok",
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                "level": "ok",
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