> ## Documentation Index > Fetch the complete documentation index at: https://aisa.one/docs/llms.txt > Use this file to discover all available pages before exploring further. # Backlinks Timeseries Summary > This endpoint will provide you with an overview of backlink data for the `target` domain available during a period between the two indicated dates. ## OpenAPI ````yaml openapi/dataforseo.json POST /dataforseo/backlinks/timeseries_summary/live openapi: 3.0.3 info: title: DataForSEO API version: 1.0.0 description: DataForSEO API endpoints exposed through the AIsa unified gateway. servers: - url: https://api.aisa.one/apis/v1 security: - BearerAuth: [] paths: /dataforseo/backlinks/timeseries_summary/live: post: summary: Backlinks Timeseries Summary description: >- This endpoint will provide you with an overview of backlink data for the `target` domain available during a period between the two indicated dates. Backlink metrics will be grouped by the time range that you define: day, week, month, or year. operationId: post_dataforseo_backlinks_timeseries_summary_live requestBody: required: true content: application/json: schema: type: object properties: target: type: string description: >- domain to get data for required field a domain should be specified without https:// and www. example: "forbes.com" date_from: type: string description: >- starting date of the time range optional field this field indicates the date which will be used as a threshold for summary data; minimum value: 2019-01-30 maximum value shouldn’t exceed the date specified in the date_to date format: "yyyy-mm-dd" example: "2021-01-01" date_to: type: string description: >- ending date of the time range optional field if you don’t specify this field, the today’s date will be used by default minimum value shouldn’t preceed the date specified in the date_from maximum value: today’s date date format: "yyyy-mm-dd" example: "2021-01-15" group_range: type: string description: >- time range which will be used to group the results optional field default value: month possible values: day, week, month, year note: for day, we will return items corresponding to all dates between and including date_from and date_to; for week/month/year, we will return items corresponding to full weeks/months/years, where each item will indicate the last day of the week/month/year for example, if you specify: "group_range": "month", "date_from": "2022-03-23", "date_to": "2022-05-13" we will return items falling between 2022-03-01 and 2022-05-31, namely, three items corresponding to the following dates: 2022-03-31, 2022-04-30, 2022-05-31 if there is no data for a certain day/week/month/year, we will return 0 include_subdomains: type: boolean description: >- indicates if the subdomains of the target will be included in the search optional field if set to false, the subdomains will be ignored default value: true rank_scale: type: string description: >- defines the scale used for calculating and displaying the rank, domain_from_rank, and page_from_rank values optional field you can use this parameter to choose whether rank values are presented on a 0–100 or 0–1000 scale possible values: one_hundred — rank values are displayed on a 0–100 scale one_thousand — rank values are displayed on a 0–1000 scale default value: one_thousand learn more about how this parameter works and how ranking metrics are calculated in this Help Center article tag: type: string description: >- user-defined task identifier optional field the character limit is 255 you can use this parameter to identify the task and match it with the result you will find the specified tag value in the data object of the response required: - target responses: '200': description: Successful response content: application/json: schema: type: object properties: version: type: string description: the current version of the API status_code: type: integer description: >- general status code you can find the full list of the response codes here Note: we strongly recommend designing a necessary system for handling related exceptional or error conditions status_message: type: string description: >- general informational message you can find the full list of general informational messages here time: type: string description: execution time, seconds cost: type: number description: total tasks cost, USD tasks_count: type: integer description: the number of tasks in the tasks array tasks_error: type: integer description: >- the number of tasks in the tasks array returned with an error tasks: type: array items: type: string description: array of tasks tasks.id: type: string description: >- task identifier unique task identifier in our system in the UUID format tasks.status_code: type: integer description: >- status code of the task generated by DataForSEO; can be within the following range: 10000-60000 you can find the full list of the response codes here tasks.status_message: type: string description: >- informational message of the task you can find the full list of general informational messages here tasks.time: type: string description: execution time, seconds tasks.cost: type: number description: cost of the task, USD tasks.result_count: type: integer description: number of elements in the result array tasks.path: type: array items: type: string description: URL path tasks.data: type: object description: >- contains the same parameters that you specified in the POST request tasks.result: type: array items: type: string description: array of results tasks.result.target: type: string description: target from a POST array tasks.result.date_from: type: string description: >- starting date of the time range in the UTC format: “yyyy-mm-dd” example: 2019-01-01 tasks.result.date_to: type: string description: >- ending date of the time range in the UTC format: "yyyy-mm-dd" example: "2019-01-15" tasks.result.group_range: type: object description: group_range from a POST array tasks.result.total_count: type: integer description: total amount of results relevant the request tasks.result.items_count: type: integer description: the number of results returned in the items array tasks.result.items: type: array items: type: string description: contains relevant summary data tasks.result.items.type: type: string description: type of element = ‘backlinks_timeseries_summary’ tasks.result.items.date: type: string description: >- date and time when the data for the target was stored in the UTC format: “yyyy-mm-dd hh-mm-ss +00:00” example: 2019-11-15 12:57:46 +00:00 tasks.result.items.rank: type: integer description: >- target rank for the given date learn more about the metric and how it is calculated in this help center article tasks.result.items.backlinks: type: integer description: number of backlinks for the given date tasks.result.items.backlinks_nofollow: type: integer description: number of nofollow backlinks for the given date tasks.result.items.referring_pages: type: integer description: number of pages pointing to target for the given date tasks.result.items.referring_domains: type: integer description: >- number of referring domains for the given date referring domains include subdomains that are counted as separate domains for this metric tasks.result.items.referring_domains_nofollow: type: integer description: >- number of domains pointing at least one nofollow link to the target for the given date tasks.result.items.referring_main_domains: type: integer description: number of referring main domains for the given date tasks.result.items.referring_main_domains_nofollow: type: integer description: >- number of main domains pointing at least one nofollow link to the target for the given date tasks.result.items.referring_ips: type: integer description: >- number of referring IP addresses for the given date number of IP addresses pointing to this page tasks.result.items.referring_subnets: type: integer description: number of referring subnetworks for the given date tasks.result.items.referring_pages_nofollow: type: integer description: >- number of referring pages pointing at least one nofollow link to the target for the given date '400': description: Bad request '401': description: Unauthorized '429': description: Rate limit exceeded '500': description: Internal server error components: securitySchemes: BearerAuth: type: http scheme: bearer ````