{
  "id": "censys",
  "name": "Censys Inspect",
  "operator": {
    "name": "Censys",
    "url": "https://censys.com"
  },
  "description": "Censys' internet-wide scanner, which probes public IP addresses to build the host/service data behind Censys Search. Censys publishes a fixed set of scanner subnets and ASNs for opt-out purposes.",
  "docs": [
    "https://docs.censys.com/docs/opt-out-of-data-collection"
  ],
  "category": "security",
  "user_agents": {
    "patterns": [
      "CensysInspect/[\\d.]+"
    ],
    "instances": [
      "Mozilla/5.0 (compatible; CensysInspect/1.1; +https://about.censys.io/)"
    ]
  },
  "behavior": {
    "respects_robots_txt": false
  },
  "verification": [
    {
      "type": "static_cidrs",
      "cidrs": [
        "66.132.159.0/24",
        "66.132.148.0/24",
        "66.132.153.0/24",
        "66.132.224.0/24",
        "66.132.186.0/24",
        "66.132.195.0/24",
        "66.132.172.0/24",
        "162.142.125.0/24",
        "167.94.138.0/24",
        "167.94.145.0/24",
        "167.94.146.0/24",
        "167.248.133.0/24",
        "199.45.154.0/24",
        "199.45.155.0/24",
        "206.168.34.0/24",
        "206.168.35.0/24",
        "2602:80d:1000:b0cc:e::/80",
        "2620:96:e000:b0cc:e::/80",
        "2602:80d:1003::/112",
        "2602:80d:1004::/112"
      ]
    },
    {
      "type": "asn",
      "numbers": [
        398722,
        398705,
        398324
      ]
    }
  ],
  "tier": 2,
  "tier_label": "Verifiable",
  "first_seen": "2026-07-08T19:13:49.571Z",
  "resolved_cidrs": [
    "162.142.125.0/24",
    "167.248.133.0/24",
    "167.94.138.0/24",
    "167.94.145.0/24",
    "167.94.146.0/24",
    "199.45.154.0/24",
    "199.45.155.0/24",
    "206.168.34.0/24",
    "206.168.35.0/24",
    "2602:80d:1000:b0cc:e::/80",
    "2602:80d:1003::/112",
    "2602:80d:1004::/112",
    "2620:96:e000:b0cc:e::/80",
    "66.132.148.0/24",
    "66.132.153.0/24",
    "66.132.159.0/24",
    "66.132.172.0/24",
    "66.132.186.0/24",
    "66.132.195.0/24",
    "66.132.224.0/24"
  ]
}