26369866554e0a3d…

StatusCode
ID: 426299 bytesFirst seen Jun 12, 20261 collection

Fields

NameValue
classId4xx
code426
descriptionThe server refuses to perform the request using the current protocol but may do so after the client upgrades to a different protocol.
isDeprecatedfalse
reasonPhraseUpgrade Required
rfcReferenceRFC 9110

Canonical JSON

{
  "id": "426",
  "type": "StatusCode",
  "data": {
    "classId": "4xx",
    "code": 426,
    "description": "The server refuses to perform the request using the current protocol but may do so after the client upgrades to a different protocol.",
    "isDeprecated": false,
    "reasonPhrase": "Upgrade Required",
    "rfcReference": "RFC 9110"
  }
}

Appears in 1 collection

reference/http-status-codes1 version · Jun 12, 2026
v1.0.0

Full hash:26369866554e0a3d3854cdff1b4a980e720f7384975172ed04c6862227edc099