{
  "domain": "sfn.cn",
  "rank": 29987,
  "tld": "cn",
  "enrichment": {
    "dns": {
      "a": [
        "210.72.13.177"
      ],
      "mx": [
        "mail.sfn.cn (6)"
      ],
      "ns": [
        "ns1.sfn.cn",
        "ns2.sfn.cn"
      ],
      "asn": "AS7497 · CSTNET-AS-AP - Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS), CN",
      "txt": [
        "v=spf1 include:spf.icoremail.net ~all",
        "google-site-verification=tuID6n28tUg-VVKqsOqe6EtOYfV-istMBCdbi5_xJ5s",
        "118r7j35mlyns2sywdmvghfyfndmrfyl"
      ],
      "aaaa": [
        "2409:8c04:1001:1e::13",
        "2409:8c04:1001:1e::bb"
      ],
      "reverse_dns": null
    },
    "tls": {
      "san": [
        "www.guokeyun.com",
        "guokeyun.com",
        "www.sfn.cn",
        "sfn.cn"
      ],
      "issuer": "China Financial Certification Authority",
      "valid_to": "Mar 11 06:19:52 2027 GMT",
      "subject_cn": "www.guokeyun.com",
      "valid_from": "Feb 25 06:19:53 2026 GMT"
    },
    "http": {
      "tech": [
        "nginx"
      ],
      "title": null,
      "scheme": "https",
      "server": "nginx",
      "status": 301,
      "redirect_to": "https://www.guokeyun.com/"
    },
    "whois": null,
    "cross_link": null
  },
  "resolved_at": "2026-08-06T21:07:09.735Z",
  "indexable": true
}