World Time API Ip.txt API

openapi: 3.0.1
info:
  title: World Time Geo Ip.txt API
  version: '2025-10-01'
  description: API to get the current local time details for a given timezone or IP address
servers:
- url: https://public.timeapi.world/api/
tags:
- name: Ip.txt
paths:
  /ip.txt:
    get:
      summary: 'request the current time based on the ip of the request. note: this is a "best guess" obtained from open-source data.'
      responses:
        '200':
          description: the current time for the timezone determined from client IP in plain text
          content:
            text/plain:
              schema:
                $ref: '#/components/schemas/DateTimeTextResponse'
              example: 'abbreviation: BST

                datetime: 2025-09-12T14:28:04.754+01:00

                day_of_week: 5

                day_of_year: 255

                dst: true

                dst_from: 2025-03-30T01:00:00+00:00

                dst_offset: 3600

                dst_until: 2025-10-26T01:00:00+00:00

                raw_offset: 0

                timezone: Europe/London

                unixtime: 1757683684

                utc_datetime: 2025-09-12T13:28:04.754+00:00

                utc_offset: +01:00

                week_number: 37

                client_ip: 127.0.0.1

                '
        default:
          $ref: '#/components/responses/ErrorTextResponse'
      tags:
      - Ip.txt
components:
  schemas:
    ErrorTextResponse:
      type: string
      description: details about the error encountered in plain text
    DateTimeTextResponse:
      type: string
      description: 'time zone details, as per the DateTimeJsonResponse response, in the format `key: value`, one item per line'
  responses:
    ErrorTextResponse:
      description: an error response in plain text
      content:
        text/plain:
          schema:
            $ref: '#/components/schemas/ErrorTextResponse'