{
    "schema": "echolot/measurement",
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                    },
                    {
                        "dst": "0.0.0.0/0",
                        "gateway": "10.13.102.1",
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                    "search_domains": [
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                    {
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                        "v4_gateway": "10.13.102.1",
                        "v4_gateway_reverse_dns": "router.hudelist.local",
                        "upnp_server": "RouterOS/7.23.2UPnP/1.0 MikroTik UPnP/1.0",
                        "upnp_location": "http://10.13.102.1:2828/gateway.xml",
                        "upnp_manufacturer": "MikroTik",
                        "upnp_model": "Router OS",
                        "upnp_friendly_name": "MikroTik Router"
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                "ssdp_responders": [
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                        "location": "http://10.13.102.1:2828/gateway.xml",
                        "manufacturer": "MikroTik",
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                    {
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                        "server": "Synology/DSM/10.13.102.5",
                        "location": "http://10.13.102.5:5000/ssdp/desc-DSM-ovs_eth0.xml",
                        "manufacturer": "Synology",
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                        "friendly_name": "hude-nas (DS1522+)"
                    },
                    {
                        "ip": "10.13.102.116",
                        "server": "GW-Device/1.0.0 (Sky, ES160, )",
                        "location": "http://10.13.102.116:49153/description2.xml"
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                "ssdp_responders": 3
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            "id": "194cd65d-b592-466d-b741-c119e2e11e2c",
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            "evidence": {
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                "default": "reply type=0 rtt_ms=37.1 bytes=15",
                "cellular:net-0": "error: Binding socket to network 137 failed: EPERM (Operation not permitted)",
                "wifi:net-1": "reply type=0 rtt_ms=37.5 bytes=15"
            },
            "metrics": {
                "networks_ok": 2,
                "rtt_ms_min": 37.1,
                "rtt_ms_avg": 37.3,
                "rtt_ms_max": 37.5
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        },
        {
            "id": "935f6029-b424-41e3-b706-57de28b16738",
            "type": "icmp.ping6",
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            "tier": "app",
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            "ended_mono_ns": 11360936454,
            "status": "failed",
            "error": null,
            "params": null,
            "evidence": {
                "target": "2606:4700:4700::1111",
                "default": "error: recvfrom failed: EAGAIN (Try again)",
                "cellular:net-0": "error: Binding socket to network 137 failed: EPERM (Operation not permitted)",
                "wifi:net-1": "error: recvfrom failed: EAGAIN (Try again)"
            },
            "metrics": {
                "networks_ok": 0
            }
        },
        {
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            "type": "net.captive_portal",
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            "tier": "app",
            "started_mono_ns": 11361780100,
            "ended_mono_ns": 12224197756,
            "status": "ok",
            "error": null,
            "params": null,
            "evidence": {
                "https_url": "https://www.google.com/generate_204",
                "http_url": "http://connectivitycheck.gstatic.com/generate_204",
                "default": {
                    "https_code": 204,
                    "http_code": 204,
                    "verdict": "validated"
                },
                "cellular:net-0": {
                    "https_code": -1,
                    "http_code": -1,
                    "verdict": "no_internet"
                },
                "wifi:net-1": {
                    "https_code": 204,
                    "http_code": 204,
                    "verdict": "validated"
                }
            },
            "metrics": null
        },
        {
            "id": "84894107-55db-40cd-9aec-0a7b95dc1c19",
            "type": "dns.canary",
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            "ended_mono_ns": 12342101870,
            "status": "ok",
            "error": null,
            "params": null,
            "evidence": {
                "zone": "c.echo-lot.app",
                "reference_records": {
                    "ttl-5": {
                        "fqdn": "ttl-5.c.echo-lot.app",
                        "expected": "192.0.2.5",
                        "got": "192.0.2.5",
                        "verdict": "match"
                    },
                    "ttl-60": {
                        "fqdn": "ttl-60.c.echo-lot.app",
                        "expected": "192.0.2.60",
                        "got": "192.0.2.60",
                        "verdict": "match"
                    },
                    "ttl-3600": {
                        "fqdn": "ttl-3600.c.echo-lot.app",
                        "expected": "192.0.2.36",
                        "got": "192.0.2.36",
                        "verdict": "match"
                    },
                    "ttl-86400": {
                        "fqdn": "ttl-86400.c.echo-lot.app",
                        "expected": "192.0.2.86",
                        "got": "192.0.2.86",
                        "verdict": "match"
                    }
                },
                "nonce_query": {
                    "fqdn": "b5377d93.adhoc.c.echo-lot.app",
                    "got": "192.0.2.222",
                    "reached_authoritative": true,
                    "note": "a non-192.0.2.x answer means something other than the canary server replied"
                }
            },
            "metrics": {
                "references_matched": 4,
                "references_mismatched": 0,
                "references_failed": 0
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        },
        {
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            "type": "nat.stun_5780",
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            "tier": "app",
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            "ended_mono_ns": 15433441505,
            "status": "ok",
            "error": null,
            "params": null,
            "evidence": {
                "server": "fmr-1.echo-lot.app:3478",
                "local_addr": "10.13.102.124",
                "local_port": 58152,
                "mapped": "178.191.120.247:58152",
                "other_address": "89.185.109.151:3479",
                "mapped_via_alt": "178.191.120.247:58152",
                "change_port_reply": "none",
                "mapping_behavior": "endpoint-independent (one mapping for all destinations — P2P friendly)",
                "filtering_behavior": "address/port-dependent (drops inbound from endpoints not contacted)",
                "behind_nat": true
            },
            "metrics": {
                "mapped_port": 58152,
                "local_addr": "10.13.102.124",
                "local_port": 58152,
                "port_preserved": true,
                "behind_nat": true
            }
        },
        {
            "id": "28280b92-8086-4264-9161-76e3576d21da",
            "type": "link.ip_monitor",
            "network_ref": null,
            "session_ref": null,
            "tier": "shizuku",
            "started_mono_ns": 15434620359,
            "ended_mono_ns": 15437705567,
            "status": "unsupported",
            "error": null,
            "params": null,
            "evidence": {
                "binder_alive": false,
                "detail": "Shizuku not running"
            },
            "metrics": null
        }
    ],
    "findings": [
        {
            "id": "3efd13e4-6517-42b1-a8c1-37ed60971878",
            "code": "ipv6.broken",
            "category": "ipv6",
            "severity": "medium",
            "confidence": "high",
            "network_ref": null,
            "title": "IPv6 is configured but not working",
            "description": "This network advertises IPv6 (a global address and/or a default route), but ICMPv6 got no reply on any network. Half-configured IPv6 is worse than none: connections try IPv6 first and stall before falling back.",
            "evidence_refs": [
                {
                    "test": "935f6029-b424-41e3-b706-57de28b16738",
                    "pointer": null
                }
            ],
            "recommendation": null
        }
    ],
    "summary": {
        "overall": "yellow",
        "categories": {
            "connectivity": {
                "verdict": "green",
                "worst_finding": null,
                "tests_run": 6,
                "tests_failed": 2
            },
            "dns": {
                "verdict": "green",
                "worst_finding": null,
                "tests_run": 1,
                "tests_failed": 0
            },
            "nat": {
                "verdict": "green",
                "worst_finding": null,
                "tests_run": 1,
                "tests_failed": 0
            },
            "ipv6": {
                "verdict": "yellow",
                "worst_finding": "3efd13e4-6517-42b1-a8c1-37ed60971878",
                "tests_run": 0,
                "tests_failed": 0
            }
        }
    }
}