{
    "ok": true,
    "domain": "wordwall.net",
    "generated_at": "2026-08-09T23:43:56-05:00",
    "cache": {
        "hit": true,
        "ttl": 0
    },
    "score": {
        "total": 84,
        "label": "Good",
        "categories": {
            "dns": 90,
            "mail": 90,
            "security": 69,
            "network": 55,
            "availability": 100
        },
        "category_weights": {
            "dns": 25,
            "mail": 20,
            "security": 25,
            "network": 10,
            "availability": 20
        },
        "items": [
            {
                "category": "dns",
                "title": "IPv4 (A)",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0,
                "detail": "1 IPv4 address(es) detected."
            },
            {
                "category": "dns",
                "title": "IPv6 (AAAA)",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "1 IPv6 address(es) detected."
            },
            {
                "category": "dns",
                "title": "Name server redundancy",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "4 NS record(s); 2 or more required."
            },
            {
                "category": "dns",
                "title": "SOA record",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "Authoritative zone record."
            },
            {
                "category": "dns",
                "title": "DNSSEC chain",
                "max_points": 15,
                "earned_points": 15,
                "lost_points": 0,
                "detail": "DS and DNSKEY detected."
            },
            {
                "category": "dns",
                "title": "CAA policy",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0,
                "detail": "Certificate authority restriction."
            },
            {
                "category": "dns",
                "title": "DNS propagation",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10,
                "detail": "Agreement between public resolvers."
            },
            {
                "category": "mail",
                "title": "MX records",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "5 MX record(s)."
            },
            {
                "category": "mail",
                "title": "SPF",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0,
                "detail": "SPF policy published."
            },
            {
                "category": "mail",
                "title": "DMARC",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0,
                "detail": "DMARC policy published."
            },
            {
                "category": "mail",
                "title": "DKIM",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "A DKIM selector was verified."
            },
            {
                "category": "mail",
                "title": "MTA-STS",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5,
                "detail": "Mail transport policy."
            },
            {
                "category": "mail",
                "title": "TLS-RPT",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5,
                "detail": "TLS reporting policy."
            },
            {
                "category": "security",
                "title": "Valid TLS certificate",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0,
                "detail": "38 day(s) remaining."
            },
            {
                "category": "security",
                "title": "Certificate lifetime",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0,
                "detail": "Full points require at least 30 days remaining."
            },
            {
                "category": "security",
                "title": "HTTP security headers",
                "max_points": 35,
                "earned_points": 4,
                "lost_points": 31,
                "detail": "1 of 9 evaluated headers detected."
            },
            {
                "category": "network",
                "title": "PTR reverse DNS",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30,
                "detail": "PTR not detected."
            },
            {
                "category": "network",
                "title": "IPv4 diversity",
                "max_points": 35,
                "earned_points": 20,
                "lost_points": 15,
                "detail": "Two or more IPv4 addresses receive full points."
            },
            {
                "category": "network",
                "title": "IPv6 connectivity",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0,
                "detail": "AAAA availability."
            },
            {
                "category": "availability",
                "title": "DNS resolution",
                "max_points": 40,
                "earned_points": 40,
                "lost_points": 0,
                "detail": "At least one address family must resolve."
            },
            {
                "category": "availability",
                "title": "HTTP response",
                "max_points": 40,
                "earned_points": 40,
                "lost_points": 0,
                "detail": "HTTP/2 200 "
            },
            {
                "category": "availability",
                "title": "HTTPS final URL",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0,
                "detail": "Final URL uses HTTPS."
            }
        ],
        "methodology": "Each category is normalized to 100. The total is the weighted sum: DNS 25%, Email 20%, Security 25%, Network 10%, Availability 20%.",
        "diagnostics": [
            {
                "level": "ok",
                "title": "IPv4 (A)",
                "detail": "1 IPv4 address(es) detected.",
                "category": "dns",
                "max_points": 30,
                "earned_points": 30,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "IPv6 (AAAA)",
                "detail": "1 IPv6 address(es) detected.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "Name server redundancy",
                "detail": "4 NS record(s); 2 or more required.",
                "category": "dns",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "SOA record",
                "detail": "Authoritative zone record.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "DNSSEC chain",
                "detail": "DS and DNSKEY detected.",
                "category": "dns",
                "max_points": 15,
                "earned_points": 15,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "CAA policy",
                "detail": "Certificate authority restriction.",
                "category": "dns",
                "max_points": 5,
                "earned_points": 5,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "DNS propagation",
                "detail": "Agreement between public resolvers.",
                "category": "dns",
                "max_points": 10,
                "earned_points": 0,
                "lost_points": 10
            },
            {
                "level": "ok",
                "title": "MX records",
                "detail": "5 MX record(s).",
                "category": "mail",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "SPF",
                "detail": "SPF policy published.",
                "category": "mail",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "DMARC",
                "detail": "DMARC policy published.",
                "category": "mail",
                "max_points": 25,
                "earned_points": 25,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "DKIM",
                "detail": "A DKIM selector was verified.",
                "category": "mail",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            },
            {
                "level": "error",
                "title": "MTA-STS",
                "detail": "Mail transport policy.",
                "category": "mail",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "error",
                "title": "TLS-RPT",
                "detail": "TLS reporting policy.",
                "category": "mail",
                "max_points": 5,
                "earned_points": 0,
                "lost_points": 5
            },
            {
                "level": "ok",
                "title": "Valid TLS certificate",
                "detail": "38 day(s) remaining.",
                "category": "security",
                "max_points": 55,
                "earned_points": 55,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "Certificate lifetime",
                "detail": "Full points require at least 30 days remaining.",
                "category": "security",
                "max_points": 10,
                "earned_points": 10,
                "lost_points": 0
            },
            {
                "level": "warning",
                "title": "HTTP security headers",
                "detail": "1 of 9 evaluated headers detected.",
                "category": "security",
                "max_points": 35,
                "earned_points": 4,
                "lost_points": 31
            },
            {
                "level": "error",
                "title": "PTR reverse DNS",
                "detail": "PTR not detected.",
                "category": "network",
                "max_points": 30,
                "earned_points": 0,
                "lost_points": 30
            },
            {
                "level": "warning",
                "title": "IPv4 diversity",
                "detail": "Two or more IPv4 addresses receive full points.",
                "category": "network",
                "max_points": 35,
                "earned_points": 20,
                "lost_points": 15
            },
            {
                "level": "ok",
                "title": "IPv6 connectivity",
                "detail": "AAAA availability.",
                "category": "network",
                "max_points": 35,
                "earned_points": 35,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "DNS resolution",
                "detail": "At least one address family must resolve.",
                "category": "availability",
                "max_points": 40,
                "earned_points": 40,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "HTTP response",
                "detail": "HTTP/2 200 ",
                "category": "availability",
                "max_points": 40,
                "earned_points": 40,
                "lost_points": 0
            },
            {
                "level": "ok",
                "title": "HTTPS final URL",
                "detail": "Final URL uses HTTPS.",
                "category": "availability",
                "max_points": 20,
                "earned_points": 20,
                "lost_points": 0
            }
        ]
    },
    "dns": {
        "records": {
            "A": [
                "150.171.110.210"
            ],
            "AAAA": [
                "2603:1061:14:b1::1"
            ],
            "CNAME": [],
            "MX": [
                "5 alt2.aspmx.l.google.com.",
                "10 alt3.aspmx.l.google.com.",
                "10 alt4.aspmx.l.google.com.",
                "1 aspmx.l.google.com.",
                "5 alt1.aspmx.l.google.com."
            ],
            "TXT": [
                "\"google-site-verification=ukEhFsOPeWelf9UK4ZTith0KQc6kAUCPpOL0ncMjPeY\"",
                "\"ijs67ngn66ho4i11ucc4kbco52\"",
                "\"MS=ms63183456\"",
                "\"v=spf1 include:mail.zendesk.com include:mailgun.org include:_spf.google.com ~all\"",
                "\"google-site-verification=RkghPl6fkoUGsZhy5bt8aQam-WxsHT2eUQU965ET4mc\"",
                "\"io1m59ukjga6dnoao7uqsq8vup\""
            ],
            "NS": [
                "curitiba.ns.porkbun.com.",
                "fortaleza.ns.porkbun.com.",
                "maceio.ns.porkbun.com.",
                "salvador.ns.porkbun.com."
            ],
            "SOA": [
                "curitiba.ns.porkbun.com. dns.cloudflare.com. 2410991085 10000 2400 604800 1800"
            ],
            "CAA": [
                "0 issue \"digicert.com\""
            ],
            "DS": [
                "2371 13 2 4EC4AD134D87B9E5CB50BDE73C4E025FA895F4B75AC7237A6784EC47 E640410E"
            ],
            "DNSKEY": [
                "256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==",
                "257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ=="
            ],
            "RRSIG": [
                "DNSKEY 13 2 3600 20260924124918 20260725124918 2371 wordwall.net. 9+fsfAWl0/4Q32wsLn37XYgx7Z5k43rIivmuvnJOTcHp1TkHfgSqN7ya 48Ro+TzBxkysD1Co1hpOieTNZ2OByg==",
                "SOA 13 2 1800 20260811054347 20260809034347 34505 wordwall.net. BiVH64i9wleVJWk2hSgoa/YnVIeSQvV3igAPgAHbB+dQmGBn//Diw5F4 tz8ZPDIUUO+oWRpmj4sK8cESYtQO4w==",
                "NS 13 2 86400 20260811054347 20260809034347 34505 wordwall.net. t31YfTEpJxg492j/C5UsBqU929CO8gkzYwTZUFEAYFNWm1cJ9CbxP3I5 5DaoYY7YPdd9nohJM43wR2GjbaxM/w==",
                "TXT 13 2 600 20260811054346 20260809034346 34505 wordwall.net. o3ak9NM52V7RuUqv+lDmY5RvMy/8FBDD3BOlO6HRjdMr57bMvKYA3Zf+ nBXFHGOanMAgJMdaZ38cB9hbTh7j2A==",
                "DS 13 2 86400 20260815034545 20260808023545 7272 net. sBv0xMur3p4sHFsb5OKmqKRMi0qbaRAmSh8jSFTiN1hOD6pP19ehFGbW LEgUUMmIouZHrXPMZVUNVHymI0RqlQ=="
            ],
            "NSEC": [
                "\\000.wordwall.net. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI CAA"
            ],
            "NSEC3": [],
            "SRV": [],
            "NAPTR": [],
            "TLSA": [],
            "SSHFP": []
        },
        "ipv4": [
            "150.171.110.210"
        ],
        "ipv6": [
            "2603:1061:14:b1::1"
        ]
    },
    "mail": {
        "spf": "v=spf1 include:mail.zendesk.com include:mailgun.org include:_spf.google.com ~all",
        "dmarc": "v=DMARC1; p=none; rua=mailto:dmarc_agg@vali.email; ruf=mailto:dmarc_agg@vali.email; fo=1; pct=100; rf=afrf",
        "dkim_selector": "google",
        "dkim_host": "google._domainkey.wordwall.net",
        "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAygKdXIjvifqnNZzRhz0bkvzzsK2QLXBaZz15ZMxsEEWNz29rP/M3txZvE+WvzTAKcSd/swnhaVX4AN0OwdsEsjs0iqh5vEtXVu2xbITg8RPz8nAuXj036AE9MLw1AoO1gboyodTUaYaMAqmNbsaz4SGOR1dIOW+3cWwkgL+DF2Gz92N3mZ0EQTl+M+U846/5DFgl7BWZqyI+U4APM8+tc4v/U8+YphDUTvsUCYNJmeemJ2hNBbzO+oEHcdaV9MHf/AP4K8vEibDZm6qF3FXYvdITxct8f9+XXRrGvETus97sIQ+Ke9ITrXJr/0N4Z/Pj/EaShRhx42fnN3zdtMRcawIDAQAB",
        "spf_analysis": {
            "valid": true,
            "lookups": 3,
            "final": "~all",
            "message": "Within the estimated limit"
        },
        "dmarc_analysis": {
            "valid": true,
            "policy": "none"
        },
        "bimi": "",
        "mta_sts": "",
        "tls_rpt": ""
    },
    "advanced": {
        "ptr": "",
        "propagation": {
            "consistent": false,
            "results": [
                {
                    "provider": "Google",
                    "server": "8.8.8.8",
                    "result": [
                        "150.171.110.209"
                    ],
                    "time_ms": 57.71
                },
                {
                    "provider": "Cloudflare",
                    "server": "1.1.1.1",
                    "result": [
                        "150.171.110.210"
                    ],
                    "time_ms": 36.75
                },
                {
                    "provider": "Quad9",
                    "server": "9.9.9.9",
                    "result": [
                        "150.171.110.195"
                    ],
                    "time_ms": 39.71
                },
                {
                    "provider": "OpenDNS",
                    "server": "208.67.222.222",
                    "result": [
                        "150.171.110.210"
                    ],
                    "time_ms": 41.23
                },
                {
                    "provider": "AdGuard",
                    "server": "94.140.14.14",
                    "result": [
                        "150.171.110.194"
                    ],
                    "time_ms": 50.68
                }
            ]
        }
    },
    "ssl": {
        "available": true,
        "issuer": "DigiCert Inc",
        "subject": "wordwall.net",
        "valid_from": "2026-03-16T19:00:00-05:00",
        "valid_to": "2026-09-17T18:59:59-05:00",
        "days_remaining": 38,
        "san": [
            "wordwall.net"
        ],
        "protocol": "TLSv1.3",
        "cipher": "TLS_AES_256_GCM_SHA384"
    },
    "http": {
        "url": "https://wordwall.net/",
        "status": "HTTP/2 200 ",
        "http_version": "3",
        "headers": {
            "date": "Mon, 10 Aug 2026 04:43:48 GMT",
            "content-type": "text/html; charset=utf-8",
            "strict-transport-security": "max-age=2592000",
            "request-context": "appId=cid-v1:93c3842e-e184-4760-88c7-9d29a4fd6f01",
            "x-powered-by": "ASP.NET",
            "x-azure-ref": "20260810T044348Z-16d9dd57b56885dthC1CHI5vu80000000d00000000001b04",
            "x-cache": "CONFIG_NOCACHE"
        },
        "security_checks": {
            "strict-transport-security": true,
            "content-security-policy": false,
            "x-content-type-options": false,
            "x-frame-options": false,
            "referrer-policy": false,
            "permissions-policy": false,
            "cross-origin-opener-policy": false,
            "cross-origin-embedder-policy": false,
            "cross-origin-resource-policy": false
        },
        "server": "",
        "powered_by": "ASP.NET"
    },
    "webpage": {
        "url": "https://wordwall.net/",
        "title": "Interactive Activity Maker for Teachers | Wordwall",
        "description": "Create interactive quizzes, matching games, flashcards, and 30+ activity types in minutes. Used by millions of teachers in 96 countries.",
        "success": true,
        "error": "",
        "status": 206
    },
    "network": {
        "150.171.110.210": {
            "success": false,
            "country": "",
            "region": "",
            "city": "",
            "asn": "",
            "organization": "",
            "isp": ""
        }
    },
    "smtp": {
        "host": "alt2.aspmx.l.google.com",
        "ports": [
            {
                "port": 25,
                "open": false,
                "time_ms": 1,
                "banner": "",
                "error": "Network is unreachable"
            },
            {
                "port": 465,
                "open": false,
                "time_ms": 4020.8,
                "banner": "",
                "error": "Connection timed out"
            },
            {
                "port": 587,
                "open": false,
                "time_ms": 4016.6,
                "banner": "",
                "error": "Connection timed out"
            }
        ]
    },
    "visitor": {
        "ip": "216.73.217.62",
        "reverse": "",
        "country": "",
        "country_code": "",
        "region": "",
        "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
    },
    "analysis_time_ms": 112.64
}