> ## Documentation Index > Fetch the complete documentation index at: https://docs.fetchserp.com/llms.txt > Use this file to discover all available pages before exploring further. # Domain Infos (dns, whois, server, ssl) ## OpenAPI ````yaml openapi.json get /api/v1/domain_infos openapi: 3.1.0 info: title: API Documentation summary: 'OasRails: Automatic Interactive API Documentation for Rails' description: >+ # FetchSERP API This API provides endpoints for retrieving search engine results, analyzing keyword and domain performance, scraping web content, and conducting SEO audits. It is designed to help developers access valuable SEO and SERP data programmatically. ## Authentication All API endpoints require Bearer token authentication. ## Rate Limiting The API has a rate limit of 600 requests per minute per API key. If you exceed this limit, you will receive a 429 status code. ## Available Resources - Get Backlinks : Get backlinks for a given domain - Get Domain Emails : Retrieve emails from a given domain - Get Domain Info : Get domain info including DNS records, WHOIS data, SSL certificates, and technology stack - Get Keywords search volume : Get search volume for given keywords - Get Keywords suggestions : Get keyword suggestions based on a url or a list of keywords - Get Long-tail Keywords Generator : Generate long-tail keywords for a given keyword - Get Page Indexation Check : Check if a domain is indexed for a given keyword - Get Domain Ranking : Get domain ranking for a given keyword - Get Web Page Scraping : Scrape a web page without JS - Get Domain Scraping : Scrape a domain - Post Web Page Scraping : Scrape a web page with custom JS - Post Web Page Scraping with Proxy : Scrape a web page with JS and proxy - Get Moz Domain Analysis : Get Moz domain analysis data - GET Search engine results : Get search engine results - GET Search engine results AI : Get search engine results with AI overview and AI mode response - GET Search engine results html : Get search engine results html content - GET Search engine results JS : Get search engine results with JS rendering - GET Search engine results text : Get search engine results text content - Get User : Get user information including api credit - Get Web Page AI Analysis : Analyze a web page with AI - Get SEO Analysis : Get SEO analysis for a given url For more information, contact contact@fetchserp.com termsOfService: '' contact: name: Support url: https://fetchserp.com email: contact@fetchserp.com license: name: GPL 3.0 url: https://www.gnu.org/licenses/gpl-3.0.html#license-text version: 1.0.0 servers: - url: https://www.fetchserp.com description: Production security: - bearer: [] tags: - name: Users description: Manage the `amazing` Users table. paths: /api/v1/domain_infos: get: tags: - Api summary: Domain Infos (dns, whois, server, ssl) operationId: index_api_v1_domain_infos parameters: - $ref: '#/components/parameters/635a108ff96f29e4edb71891d25bff13' responses: '200': $ref: '#/components/responses/d2800781e64b83be2140b03a657891b3' '401': $ref: '#/components/responses/9a0e62cc049a1ea0c3ad871abf1c9771' '403': $ref: '#/components/responses/27f76fa1fecef59b89fe96fab9c5d231' '422': $ref: '#/components/responses/11de6e5367663d31588414e5a98d7977' '500': $ref: '#/components/responses/6ab6e4454bb0d2651a089ec0ae2541c6' security: - bearer: [] components: parameters: 635a108ff96f29e4edb71891d25bff13: name: domain in: query description: The domain to check required: true schema: type: string style: form responses: d2800781e64b83be2140b03a657891b3: description: success content: application/json: schema: $ref: '#/components/schemas/c3bde990034d23b2a722273337242f7a' 9a0e62cc049a1ea0c3ad871abf1c9771: description: Validation errors content: application/json: schema: $ref: '#/components/schemas/ab7f8e96ffb786cb211cda6678d34532' 27f76fa1fecef59b89fe96fab9c5d231: description: >- You are not allowed to access this resource. You do not have the necessary permissions. content: application/json: schema: $ref: '#/components/schemas/654dac096abf7f8a11eec3e814989da7' 11de6e5367663d31588414e5a98d7977: description: Validation errors content: application/json: schema: $ref: '#/components/schemas/ab7f8e96ffb786cb211cda6678d34532' 6ab6e4454bb0d2651a089ec0ae2541c6: description: Validation errors content: application/json: schema: $ref: '#/components/schemas/435c07a5c6b7754326b753df2f09dae3' schemas: c3bde990034d23b2a722273337242f7a: type: object properties: data: type: object properties: domain_info: type: object properties: dns: type: object properties: a: type: array items: type: string mx: type: array items: type: string txt: type: array items: type: string cname: type: array items: type: string ns: type: array items: type: string whois: type: object properties: domain: type: string registrar: type: string created_on: type: string expires_on: type: string nameservers: type: array items: type: string contact_infos: type: hash server: type: object properties: ip: type: string open_ports: type: array items: type: integer https_supported: type: boolean server: type: string response_headers: type: hash ssl: type: object properties: subject: type: string issuer: type: string valid_from: type: string valid_until: type: string serial_number: type: string version: type: integer signature_algorithm: type: string public_key_algorithm: type: string technology_stack: type: object properties: backend_frameworks: type: array items: type: string cms: type: string frontend_frameworks: type: array items: type: string analytics_cdns: type: array items: type: string js_modules: type: array items: type: string meta_info: type: object properties: viewport: type: string ab7f8e96ffb786cb211cda6678d34532: type: object properties: error: type: string 654dac096abf7f8a11eec3e814989da7: type: object properties: success: type: boolean message: type: string required: - success 435c07a5c6b7754326b753df2f09dae3: type: object properties: status: type: integer error: type: string securitySchemes: bearer: type: http scheme: bearer description: >- A bearer token that will be supplied within an `Authorization` header as `bearer `. ````