IPGeolocation.io · JSON Structure

Ip Location Dst Transition Structure

Details about a DST transition (start or end). Only present when `dst_exists` is `true`. When `dst_exists` is `false`, `dst_start` and `dst_end` are returned as empty objects with no properties.

Type: object Properties: 6
GeocodingIP GeolocationIP IntelligenceIP SecurityASN LookupAbuse ContactTimezoneAstronomyUser AgentThreat IntelligencePublic APIs

DstTransition is a JSON Structure definition published by IPGeolocation.io, describing 6 properties. It conforms to the https://json-structure.org/meta/core/v0/# meta-schema.

Properties

utc_time duration gap date_time_after date_time_before overlap

Meta-schema: https://json-structure.org/meta/core/v0/#

JSON Structure

Raw ↑
{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/ipgeolocation/refs/heads/main/json-structure/ip-location-dst-transition-structure.json",
  "name": "DstTransition",
  "description": "Details about a DST transition (start or end). Only present when `dst_exists`\nis `true`. When `dst_exists` is `false`, `dst_start` and `dst_end` are\nreturned as empty objects with no properties.\n",
  "type": "object",
  "properties": {
    "utc_time": {
      "type": "string",
      "description": "UTC time of the transition, formatted as `YYYY-MM-DD TIME HH:mm`.",
      "example": "2026-03-29 TIME 01:00"
    },
    "duration": {
      "type": "string",
      "description": "Clock shift direction and amount (e.g. `+1.00H` for spring forward,\n`-1.00H` for fall back).\n",
      "example": "+1.00H"
    },
    "gap": {
      "type": "boolean",
      "description": "Whether this transition creates a gap in local time (clocks jump forward).\n`true` for DST start, `false` for DST end.\n",
      "example": true
    },
    "date_time_after": {
      "type": "string",
      "description": "Local time immediately after the transition.",
      "example": "2026-03-29 TIME 03:00"
    },
    "date_time_before": {
      "type": "string",
      "description": "Local time immediately before the transition.",
      "example": "2026-03-29 TIME 02:00"
    },
    "overlap": {
      "type": "boolean",
      "description": "Whether this transition creates an overlap in local time (clocks fall back,\nso the same local time occurs twice). `true` for DST end, `false` for DST\nstart.\n",
      "example": false
    }
  }
}

Work with this as data

Every JSON Structure here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for json structure

4 MCP tools reach this
  • find_json_structuresBrowse and filter every JSON Structure in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This JSON Structure
curl "https://apis.io/api/v1/json-structures/ip-location-dst-transition-structure"
All json structure
curl "https://apis.io/api/v1/json-structures?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.