{
  "schema_version": "0.3",
  "id": "host:adns4.upenn.edu",
  "type": "host",
  "label": "adns4.upenn.edu",
  "aliases": [],
  "description": "",
  "tier": 2,
  "status": "active",
  "redirect_to": null,
  "fp_kind": null,
  "synthetic": false,
  "identifiers": {},
  "inbound_counts": {
    "nameserver_of": 1
  },
  "claims": [
    {
      "id": "k_4d2ea5ff681c8f6fa015862d1c38c8ce",
      "revision": 1,
      "subject": "host:adns4.upenn.edu",
      "predicate": "dns_a",
      "object": {
        "id": "ip:208.94.148.32",
        "label": "208.94.148.32",
        "type": "ip_address"
      },
      "value": null,
      "datatype": "entity",
      "polarity": "positive",
      "epistemic": "asserted",
      "temporal": "unknown",
      "status": "current",
      "confidence": 0.95,
      "confidence_method": "tier_default/v1",
      "valid_from": null,
      "valid_to": null,
      "asserted_at": "2026-10-23T18:14:00Z",
      "retrieved_at": "2026-10-23T16:40:40Z",
      "evidence": [
        {
          "url": "dns:adns4.upenn.edu?type=A",
          "capture": {
            "store": "ev",
            "sha256": "219ed0050a66847b124fe2f594715964e035d6a22904b82d04366dde7a625aa2"
          },
          "retrieved_at": "2026-10-23T16:40:40Z",
          "published_at": null,
          "quote": "208.94.148.32",
          "tier": "registry",
          "locator": null,
          "media": null,
          "source_family": "dns",
          "method": "api",
          "extractor": {
            "name": "build_release",
            "version": "0.3.1"
          },
          "rights": {
            "holder": "Authoritative DNS operator",
            "license": "public-record",
            "basis": "public_record",
            "display": true,
            "export": true,
            "train": true,
            "policy_version": "2026-10-20"
          }
        }
      ],
      "derived_from": [],
      "derivation": null,
      "qualifiers": {},
      "negation": null,
      "supersedes": null,
      "mirror_of": null
    },
    {
      "id": "k_27049c7c098c763560c7910797252308",
      "revision": 1,
      "subject": "host:adns4.upenn.edu",
      "predicate": "dns_aaaa",
      "object": {
        "id": "ip:2600:1800:5::1:0",
        "label": "2600:1800:5::1:0",
        "type": "ip_address"
      },
      "value": null,
      "datatype": "entity",
      "polarity": "positive",
      "epistemic": "asserted",
      "temporal": "unknown",
      "status": "current",
      "confidence": 0.95,
      "confidence_method": "tier_default/v1",
      "valid_from": null,
      "valid_to": null,
      "asserted_at": "2026-10-23T18:14:00Z",
      "retrieved_at": "2026-10-23T16:40:40Z",
      "evidence": [
        {
          "url": "dns:adns4.upenn.edu?type=AAAA",
          "capture": {
            "store": "ev",
            "sha256": "056407622bdab51313e3fafb228122764b7afaf5f5074b3eee73b8f739e891ca"
          },
          "retrieved_at": "2026-10-23T16:40:40Z",
          "published_at": null,
          "quote": "2600:1800:5::1:0",
          "tier": "registry",
          "locator": null,
          "media": null,
          "source_family": "dns",
          "method": "api",
          "extractor": {
            "name": "build_release",
            "version": "0.3.1"
          },
          "rights": {
            "holder": "Authoritative DNS operator",
            "license": "public-record",
            "basis": "public_record",
            "display": true,
            "export": true,
            "train": true,
            "policy_version": "2026-10-20"
          }
        }
      ],
      "derived_from": [],
      "derivation": null,
      "qualifiers": {},
      "negation": null,
      "supersedes": null,
      "mirror_of": null
    },
    {
      "id": "k_8cfbb6b4b28c2cb411f0659ed11e222a",
      "revision": 1,
      "subject": "host:adns4.upenn.edu",
      "predicate": "nameserver_of",
      "object": {
        "id": "domain:upenn.edu",
        "label": "upenn.edu",
        "type": "domain"
      },
      "value": null,
      "datatype": "entity",
      "polarity": "positive",
      "epistemic": "asserted",
      "temporal": "unknown",
      "status": "current",
      "confidence": 0.95,
      "confidence_method": "tier_default/v1",
      "valid_from": null,
      "valid_to": null,
      "asserted_at": "2026-10-23T18:14:00Z",
      "retrieved_at": "2026-10-23T15:43:23Z",
      "evidence": [
        {
          "url": "dns:upenn.edu?type=NS",
          "capture": {
            "store": "ev",
            "sha256": "9cd72a8ff2aeb8358042cf3776ec515153a150f1be11b45e08f34c0dbc4bcc45"
          },
          "retrieved_at": "2026-10-23T15:43:23Z",
          "published_at": null,
          "quote": "adns4.upenn.edu",
          "tier": "registry",
          "locator": null,
          "media": null,
          "source_family": "dns",
          "method": "api",
          "extractor": {
            "name": "build_release",
            "version": "0.3.1"
          },
          "rights": {
            "holder": "Authoritative DNS operator",
            "license": "public-record",
            "basis": "public_record",
            "display": true,
            "export": true,
            "train": true,
            "policy_version": "2026-10-20"
          }
        }
      ],
      "derived_from": [],
      "derivation": null,
      "qualifiers": {},
      "negation": null,
      "supersedes": null,
      "mirror_of": "k_4e9e01a035bb9e73cbd4d382e1583159"
    }
  ],
  "media": [],
  "version": 1,
  "created_at": "2026-10-23T18:14:00Z",
  "updated_at": "2026-10-23T18:14:00Z",
  "content_hash": "b582056b50d6e90139328ae3f5bf5bfe349f658fb650eac61ca9795241324bf3",
  "license": "ENTITI-ATTR-1.0"
}