{
  "domain": "ou.edu.vn",
  "rank": 65637,
  "tld": "vn",
  "enrichment": {
    "dns": {
      "a": [
        "171.244.23.58"
      ],
      "mx": [
        "aspmx.l.google.com (1)",
        "alt2.aspmx.l.google.com (5)",
        "alt1.aspmx.l.google.com (5)",
        "alt3.aspmx.l.google.com (10)",
        "alt4.aspmx.l.google.com (10)"
      ],
      "ns": [
        "ns1.ou.edu.vn",
        "ns2.ou.edu.vn"
      ],
      "asn": "AS7552 · VIETEL-AS-AP - Viettel Group, VN",
      "txt": [
        "v=msv1 t=281112472",
        "google-site-verification=AmlqkATFuem4RT18olC4zkCR4VdxX3RcMmNWAAU2PN8",
        "MS=ms59003682",
        "google-site-verification=MNQ4uYi27T51Sqh19AQCrpHeUa5V1M9244jhaoAwMKk",
        "v=spf1 include:_spf.google.com ~all"
      ],
      "aaaa": [],
      "reverse_dns": null
    },
    "tls": {
      "san": [
        "arclms.ou.edu.vn",
        "bcck.ou.edu.vn",
        "bcmhapi.ou.edu.vn",
        "cvht.ou.edu.vn",
        "devlms.ou.edu.vn",
        "diemrl.ou.edu.vn",
        "fsis-panel.ou.edu.vn",
        "fsis.ou.edu.vn"
      ],
      "issuer": "Let's Encrypt",
      "valid_to": "Nov  4 02:38:07 2026 GMT",
      "subject_cn": "ou.edu.vn",
      "valid_from": "Aug  6 02:38:08 2026 GMT"
    },
    "http": null,
    "whois": null,
    "cross_link": null
  },
  "resolved_at": "2026-08-06T23:18:04.408Z",
  "indexable": true
}