A simple DNS lookup tool
Domain 50.76.51.27
Type PTR
Server Cloudflare
Duration 315 ms
Results
JSON ZONE 
{
  "status": "NOERROR",
  "from": "1.1.1.1",
  "answer": [
    {
      "type": "PTR",
      "name": "50-76-51-27-ip-static.hfc.comcastbusiness.net",
      "ttl": 3600
    }
  ]
}
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