> ## 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. # Bulk Pages Summary > This endpoint will provide you with a comprehensive overview of backlinks and related data for a bulk of up to 1000 pages, domains, or subdomains. ## OpenAPI ````yaml openapi/dataforseo.json POST /dataforseo/backlinks/bulk_pages_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/bulk_pages_summary/live: post: summary: Bulk Pages Summary description: >- This endpoint will provide you with a comprehensive overview of backlinks and related data for a bulk of up to 1000 pages, domains, or subdomains. If you indicate a single page as a target, you will get comprehensive summary data on all backlinks for that page. operationId: post_dataforseo_backlinks_bulk_pages_summary_live requestBody: required: true content: application/json: schema: type: object properties: targets: type: array items: type: string description: >- domains, subdomains or webpages to get summary data for required field a domain or a subdomain should be specified without https:// and www. a page should be specified with absolute URL (including http:// or https://) you can specify up to 1000 pages, domains, or subdomains in each request. note that the URLs you set in a single request cannot belong to more than 100 different domains. 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: - targets 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.total_count: type: integer description: total number of relevant items in the database tasks.result.items_count: type: integer description: number of items in the results array tasks.result.items: type: array items: type: string description: items array tasks.result.items.type: type: string description: type of element = ‘backlinks_page_summary’ tasks.result.items.url: type: string description: page URL tasks.result.items.rank: type: integer description: >- page rank rank of the page on the target website rank is calculated based on the method for node ranking in a linked database – a principle used in the original Google PageRank algorithm learn more about the metric and how it is calculated in this help center article tasks.result.items.main_domain_rank: type: integer description: >- rank of the main domain rank of the main domain is calculated based on the method for node ranking in a linked database – a principle used in the original Google PageRank algorithm 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 tasks.result.items.first_seen: type: string description: >- date and time when our crawler found a backlink to this page for the first time in the UTC format: “yyyy-mm-dd hh-mm-ss +00:00” example: 2019-11-15 12:57:46 +00:00 tasks.result.items.lost_date: type: string description: >- date and time when the last backlink to this page was lost indicates the date and time when our crawler visited the page and it responded with 4xx or 5xx status code or the last backlink was removed in the UTC format: “yyyy-mm-dd hh-mm-ss +00:00” example: 2017-01-24 13:20:59 +00:00 tasks.result.items.backlinks_spam_score: type: integer description: >- average spam score of the backlinks pointing to the page learn more about how the metric is calculated on this help center page tasks.result.items.broken_backlinks: type: integer description: >- number of broken backlinks number of broken backlinks pointing to the page tasks.result.items.broken_pages: type: integer description: >- number of broken pages number of pages that respond with 4xx or 5xx status codes where backlinks are pointing to tasks.result.items.referring_domains: type: integer description: indicates the number domains referring to the page tasks.result.items.referring_domains_nofollow: type: integer description: >- number of domains pointing at least one nofollow link to the target tasks.result.items.referring_main_domains: type: integer description: indicates the number of referring main domains tasks.result.items.referring_main_domains_nofollow: type: integer description: >- number of main domains pointing at least one nofollow link to the target tasks.result.items.referring_ips: type: integer description: >- number of referring IP addresses number of IP addresses pointing to this page tasks.result.items.referring_subnets: type: integer description: number of referring subnetworks tasks.result.items.referring_pages: type: integer description: indicates the number of pages pointing to the relevant url tasks.result.items.referring_pages_nofollow: type: integer description: >- number of referring pages pointing at least one nofollow link to the target tasks.result.items.referring_links_tld: type: object description: >- top-level domains of the referring links contains top level domains and referring link count per each tasks.result.items.referring_links_types: type: object description: >- types of referring links indicates the types of the referring links and link count per each type possible values: anchor, image, link, meta, canonical, alternate, redirect tasks.result.items.referring_links_attributes: type: object description: >- link attributes of the referring links indicates link attributes of the referring links and link count per each attribute tasks.result.items.referring_links_platform_types: type: object description: >- types of referring platforms indicates referring platform types and and link count per each platform possible values: cms, blogs, ecommerce, message-boards, wikis, news, organization tasks.result.items.referring_links_semantic_locations: type: object description: >- semantic locations of the referring links indicates semantic elements in HTML where the referring links are located and link count per each semantic location you can get the full list of semantic elements here examples: article, section, footer tasks.result.items.referring_links_countries: type: object description: >- ISO country codes of the referring links indicates ISO country codes of the domains where the referring links are located and the link count per each country '400': description: Bad request '401': description: Unauthorized '429': description: Rate limit exceeded '500': description: Internal server error components: securitySchemes: BearerAuth: type: http scheme: bearer ````