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            "mail": 90,
            "security": 69,
            "network": 70,
            "availability": 100
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                "level": "error",
                "title": "PTR reverse DNS",
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                "level": "ok",
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                "lost_points": 0
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                "level": "ok",
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                "level": "ok",
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                "level": "ok",
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            "RRSIG": [],
            "NSEC": [],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
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        "dkim_host": "mail._domainkey.wallhaven.cc",
        "dkim": "v=DKIM1; k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDQ7XksIVk22H7UK1885VuGMS/LT+PU2mbXaTvNhm3Aupahl0Il1C2nwD4iZL6gg9H85NQG7HHwfYRDXhmJ0eRgWdU5qS3EPKIm6ACPrxLUic6ZQom4seitLa3oSYOEIStPTB1GgBASChPehyvg5+RZRL6W5OPJufK/O8DhZHcQYQIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 4,
            "final": "-all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "quarantine"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
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    "advanced": {
        "ptr": "",
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            "consistent": true,
            "results": [
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                    "provider": "Google",
                    "server": "8.8.8.8",
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                    "server": "1.1.1.1",
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                    "time_ms": 57.41
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        "issuer": "Google Trust Services",
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        "valid_to": "2026-09-12T03:29:03-05:00",
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        "cipher": "TLS_AES_256_GCM_SHA384"
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        "headers": {
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            "content-type": "text/html; charset=UTF-8",
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            "content-security-policy": false,
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            "referrer-policy": false,
            "permissions-policy": false,
            "cross-origin-opener-policy": false,
            "cross-origin-embedder-policy": false,
            "cross-origin-resource-policy": false
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        "description": "Your source for the best high quality wallpapers on the Net!",
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            "isp": ""
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            "isp": ""
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            "organization": "",
            "isp": ""
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                "time_ms": 29.2,
                "banner": "",
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                "time_ms": 26.3,
                "banner": "220 mail.wallhaven.cc ESMTP Hi, I'm a Mail-in-a-Box (Ubuntu/Postfix; see https://mailinabox.email/)",
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        "country_code": "",
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        "city": "",
        "latitude": null,
        "longitude": null,
        "isp": "",
        "organization": "",
        "asn": "",
        "timezone": "",
        "browser": "Other",
        "os": "Other",
        "language": "",
        "user_agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
        "is_bot": true,
        "cloudflare": false
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}