{
  "domain": "pku.edu.cn",
  "rank": 4377,
  "tld": "cn",
  "enrichment": {
    "dns": {
      "a": [
        "162.105.131.160"
      ],
      "mx": [
        "mx-pku-edu-cn.icoremail.net (5)",
        "gateway.pku.edu.cn (10)"
      ],
      "ns": [
        "dns1.pku.edu.cn",
        "dns2.pku.edu.cn",
        "dns3.pku.edu.cn",
        "ns.pku.edu.cn"
      ],
      "txt": [
        "v=spf1 ip4:162.105.129.0/24 include:spf.icoremail.net -all",
        "_hzos8v1tcdrxo5uk1i5qyl7pnu7w15x"
      ],
      "aaaa": [],
      "reverse_dns": null
    },
    "tls": null,
    "http": null,
    "whois": null,
    "cross_link": null
  },
  "resolved_at": "2026-08-06T19:44:55.411Z",
  "indexable": false
}