Network.ResourceTiming

Timing information for the request.

{
  "id": "ResourceTiming",
  "type": "object",
  "description": "Timing information for the request.",
  "properties": [
    {
      "name": "navigationStart",
      "type": "number",
      "description": "Timing's navigationStart is a baseline in seconds, while the other numbers are ticks in milliseconds relatively to this navigationStart."
    },
    {
      "name": "domainLookupStart",
      "type": "number",
      "description": "Started DNS address resolve."
    },
    {
      "name": "domainLookupEnd",
      "type": "number",
      "description": "Finished DNS address resolve."
    },
    {
      "name": "connectStart",
      "type": "number",
      "description": "Started connecting to the remote host."
    },
    {
      "name": "connectEnd",
      "type": "number",
      "description": "Connected to the remote host."
    },
    {
      "name": "secureConnectionStart",
      "type": "number",
      "description": "Started SSL handshake."
    },
    {
      "name": "requestStart",
      "type": "number",
      "description": "Started sending request."
    },
    {
      "name": "responseStart",
      "type": "number",
      "description": "Started receiving response headers."
    }
  ]
}