DomScan Domain Lifecycle API
Registration lifecycle, expiry, renewal, and deletion timing signals
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OpenAPI Specification
openapi: 3.2.0
info:
title: DomScan Domain Lifecycle API
description: DomScan is a domain intelligence API providing domain analysis tools.
version: 2.15.0
contact:
name: DomScan Support
url: https://domscan.net
email: support@domscan.net
termsOfService: https://domscan.net/legal/terms
license:
name: MIT
url: https://opensource.org/licenses/MIT
servers:
- url: https://domscan.net
description: Production server
security:
- apiKey: []
tags:
- name: Domain Lifecycle
description: Registration lifecycle, expiry, renewal, and deletion timing signals
paths:
/v1/lifecycle:
get:
tags:
- Domain Lifecycle
summary: Domain lifecycle information
description: Get domain lifecycle information including registration date, expiration date, age, days until expiry, and current lifecycle phase. Supports compound public suffix domains such as co.uk and com.au. Returns Fastly-style status flags.
operationId: getDomainLifecycle
parameters:
- name: domain
in: query
required: true
description: Domain to check lifecycle for
schema:
type: string
example: bbc.co.uk
responses:
'200':
description: Lifecycle information
content:
application/json:
schema:
$ref: '#/components/schemas/LifecycleResponse'
example:
domain: bbc.co.uk
tld: co.uk
registered: '1997-08-01T00:00:00Z'
expires: '2026-08-01T00:00:00Z'
updated: '2024-08-01T00:00:00Z'
age_days: 10515
expires_in_days: 474
phase: active
status_flags:
- clientTransferProhibited
- serverTransferProhibited
status: clientTransferProhibited serverTransferProhibited
events:
- action: registration
date: '1997-08-01T00:00:00Z'
- action: last changed
date: '2024-08-01T00:00:00Z'
- action: expiration
date: '2026-08-01T00:00:00Z'
'400':
$ref: '#/components/responses/BadRequest'
'401':
$ref: '#/components/responses/Unauthorized'
'402':
$ref: '#/components/responses/PaymentRequired'
'429':
$ref: '#/components/responses/RateLimited'
'502':
description: RDAP provider returned an unreachable or invalid response
content:
application/json:
schema:
$ref: '#/components/schemas/ErrorResponse'
'503':
description: RDAP provider rate limited the request
content:
application/json:
schema:
$ref: '#/components/schemas/ErrorResponse'
x-domscan-credits:
model: per_request
default: 2
components:
schemas:
LifecycleResponse:
type: object
description: Domain lifecycle information
properties:
domain:
type: string
description: Domain checked
tld:
type: string
description: Effective suffix or public suffix for the registrable domain
registered:
type: string
format: date-time
description: Registration date
expires:
type: string
format: date-time
description: Expiration date
updated:
type: string
format: date-time
description: Last updated date
age_days:
type: integer
description: Domain age in days
expires_in_days:
type: integer
description: Days until expiration
phase:
type: string
enum:
- available
- active
- expiring
- deleting
- reserved
- unknown
description: Current lifecycle phase
status_flags:
type: array
items:
type: string
description: Fastly-style status flags from registry
status:
type: string
description: Space-separated lifecycle flags
events:
type: array
items:
type: object
properties:
action:
type: string
date:
type: string
format: date-time
description: Registry events timeline
ErrorResponse:
type: object
description: Standard error response format
properties:
error:
type: object
properties:
code:
type: string
description: Error code for programmatic handling
example: INVALID_DOMAIN
type:
type: string
enum:
- authentication_error
- credits_error
- permission_error
- not_found_error
- conflict_error
- rate_limit_error
- timeout_error
- validation_error
- upstream_error
- api_error
- request_error
description: Stable error category used by official SDK subclasses
message:
type: string
description: Human-readable error message
example: Invalid domain format
status:
type: integer
minimum: 400
maximum: 599
description: HTTP status repeated in the JSON error for queue and log processors
retryable:
type: boolean
description: Whether retrying can be appropriate after applying retry guidance
request_id:
type: string
description: Request identifier matching the X-Request-Id response header
suggestion:
type: string
description: Suggestion for fixing the error
details:
type: object
description: Optional structured context for the error
additionalProperties: true
retry_after:
type: integer
minimum: 0
description: Seconds to wait before retrying when the error is temporary
example: 300
docs_url:
type: string
description: Link to relevant documentation
example: /docs#parameters
required:
- type
- code
- message
- status
- retryable
- request_id
- docs_url
responses:
Unauthorized:
description: 'Authentication required. All API endpoints require a valid API key (x-api-key header or Authorization: Bearer) or an active session cookie.'
content:
application/json:
schema:
$ref: '#/components/schemas/ErrorResponse'
example:
error:
code: AUTH_REQUIRED
message: 'Authentication required. Provide an API key via x-api-key header or Authorization: Bearer header.'
docs: https://domscan.net/docs/authentication
get_key: https://domscan.net/login
PaymentRequired:
description: Insufficient credits for this request
headers:
X-Credits-Remaining:
schema:
type: integer
description: Credits remaining on your API key
content:
application/json:
schema:
$ref: '#/components/schemas/ErrorResponse'
example:
error:
code: INSUFFICIENT_CREDITS
message: Insufficient credits. This endpoint costs 2 credits but you have 0. Purchase more at https://domscan.net/billing or wait for your monthly reset.
credits_remaining: 0
credits_required: 2
purchase_url: https://domscan.net/billing
RateLimited:
description: Rate limit exceeded. Free accounts can sustain 120 requests per minute per account with a burst capacity of 60. Free bulk traffic is additionally limited to 20 requests per minute per account across all bulk endpoints and 100 per minute per IPv4 address or IPv6 /56 network. Paid accounts can sustain 600 requests per minute with a burst capacity of 120.
headers:
Retry-After:
schema:
type: integer
description: Seconds to wait before retrying
X-RateLimit-Plan:
schema:
type: string
enum:
- free
- paid
description: The account plan whose policy was applied.
X-RateLimit-Limit:
schema:
type: integer
description: The immediate burst capacity, or the active bulk fixed-window limit when a bulk-specific limit is exceeded.
X-RateLimit-Remaining:
schema:
type: integer
example: 0
description: Immediate burst tokens remaining, or requests remaining in the active bulk fixed window.
X-RateLimit-Policy:
schema:
type: string
description: Machine-readable summary of the active tier and limit policy.
content:
application/json:
schema:
$ref: '#/components/schemas/ErrorResponse'
example:
error:
code: RATE_LIMITED
message: Rate limit exceeded. Please wait before making more requests.
BadRequest:
description: Bad request - invalid parameters
content:
application/json:
schema:
$ref: '#/components/schemas/ErrorResponse'
example:
error:
code: BAD_REQUEST
message: Invalid domain format
suggestion: Domain must be a valid format like example.com
securitySchemes:
apiKey:
type: apiKey
in: header
name: x-api-key
description: 'API key for authentication. Get yours free at https://domscan.net. Also accepts Authorization: Bearer header.'
sessionCookie:
type: apiKey
in: cookie
name: session
description: Active DomScan browser session. Used by account-management endpoints.
externalDocs:
description: Full API Documentation
url: https://domscan.net/docs
x-rapidapi-product: domscan
x-domscan-rate-limits:
free:
general:
scope: account
sustained_requests_per_minute: 120
burst_capacity: 60
shared_across_api_keys_and_sessions: true
bulk:
scope: all bulk endpoints combined
account_requests_per_minute: 20
network_requests_per_minute: 100
ipv6_network_prefix: 56
paid:
general:
scope: API key for key-authenticated requests; IP for browser sessions
sustained_requests_per_minute: 600
burst_capacity: 120
free_bulk_budget_applies: false
response:
status: 429
retry_header: Retry-After
headers_on_every_authenticated_response:
- X-RateLimit-Plan
- X-RateLimit-Limit
- X-RateLimit-Remaining
- X-RateLimit-Policy
burst_headers:
- X-RateLimit-Limit
- X-RateLimit-Remaining
policy_header: X-RateLimit-Policy
x-domscan-response-metadata:
compatibility: additive response headers; established JSON success bodies are unchanged
headers:
X-Request-Id: Unique request identifier for logs and support
X-API-Version: DomScan API release version
X-Response-Time: Server processing duration in milliseconds
X-Credits-Requested: Credits requested before refund settlement
X-Credits-Charged: Credits retained after settlement
X-Credits-Refunded: Credits returned during settlement
X-Credits-Remaining: Authenticated account balance after the request
X-Data-Freshness: fresh, cached, stale, mixed, or unknown
X-RateLimit-Limit: Active burst capacity
X-RateLimit-Remaining: Remaining burst capacity
X-RateLimit-Plan: Active plan, or not_applicable before authentication
X-RateLimit-Policy: Machine-readable active rate policy