> ## Documentation Index > Fetch the complete documentation index at: https://docs.ohmyho.st/llms.txt > Use this file to discover all available pages before exploring further. > ## Agent Instructions > For account actions, read https://ohmyho.st/skills/ohmyhost-get-started/SKILL.md and use the authenticated ohmyho.st CLI, local product MCP or supported remote OAuth MCP. Read the current project source binding before choosing GitHub or managed versions. Mintlify search only reads documentation. Preserve the customer’s selected project, environment and authentication provider; keep private application values in the portal or local stdin flow. # Read sender-domain DNS authorization > Explicit workspace sender authority and target project authority are checked independently. Shared sending requires current verified application identity with the same registrable main domain. Receiving and mailbox routing remain separate. ## OpenAPI ````yaml /openapi.json get /v1/organizations/{organization_id}/mail-domains/{mail_domain_id}/dns-authorization openapi: 3.1.2 info: title: ohmyho.st API version: 0.0.0 description: >- Public REST API for ohmyho.st hosting, projects, domains, email, credits and exports. servers: - url: https://app.ohmyho.st description: Production control API - url: https://dev.app.ohmyho.st description: Development control API security: - BearerAuth: [] paths: /v1/organizations/{organization_id}/mail-domains/{mail_domain_id}/dns-authorization: get: summary: Read sender-domain DNS authorization description: >- Explicit workspace sender authority and target project authority are checked independently. Shared sending requires current verified application identity with the same registrable main domain. Receiving and mailbox routing remain separate. operationId: getWorkspaceMailDomainDnsAuthorization parameters: - $ref: '#/components/parameters/RequestId' - name: organization_id in: path required: true schema: $ref: '#/components/schemas/Ulid' - name: mail_domain_id in: path required: true schema: $ref: '#/components/schemas/Ulid' responses: '200': description: Authorized exact resource result. content: application/json: schema: $ref: '#/components/schemas/CloudflareDnsAuthorizationStatus' '400': $ref: '#/components/responses/Problem' '401': $ref: '#/components/responses/Problem' '402': $ref: '#/components/responses/Problem' '403': $ref: '#/components/responses/Problem' '404': $ref: '#/components/responses/Problem' '409': $ref: '#/components/responses/Problem' '429': $ref: '#/components/responses/Problem' '503': $ref: '#/components/responses/Problem' components: parameters: RequestId: name: X-Request-Id in: header description: Optional caller-provided correlation identifier. required: false schema: type: string minLength: 1 maxLength: 128 schemas: Ulid: type: string pattern: ^[0-9A-HJKMNP-TV-Z]{26}$ CloudflareDnsAuthorizationStatus: type: object description: >- Credential-free project authorization state. Without an authorization, status is not_authorized, zone and expires_at are null, and scopes is empty. All other states name the actual customer zone; no platform or customer zone is inferred. additionalProperties: false required: - status - zone - scopes - expires_at properties: status: type: string enum: - not_authorized - pending - authorized - expired - revoked zone: type: - string - 'null' minLength: 4 maxLength: 253 pattern: >- ^(?=.{1,253}$)(?:[a-z0-9](?:[a-z0-9-]{0,61}[a-z0-9])?\.)+[a-z]{2,63}$ scopes: type: array uniqueItems: true maxItems: 2 items: type: string enum: - dns.write - zone.read expires_at: oneOf: - type: string format: date-time - type: 'null' ProblemDetails: type: object description: RFC 9457 Problem Details extended with stable ohmyhost recovery fields. additionalProperties: false required: - type - title - status - code - request_id - retryable - suggested_action properties: type: type: string format: uri-reference title: type: string minLength: 1 status: type: integer minimum: 400 maximum: 599 detail: type: string instance: type: string format: uri-reference code: type: string enum: - invalid_request - unauthenticated - forbidden - organization_required - resource_not_found - idempotency_key_reused - project_handle_unavailable - project_identity_unavailable - deployment_plan_expired - deployment_plan_incompatible - confirmation_expired - confirmation_invalid - etag_mismatch - promotion_source_stale - promotion_target_stale - promotion_invalid_target - mail_domain_conflict - mail_domain_required - mail_capacity_unavailable - storage_jurisdiction_conflict - shared_data_requires_promotion - production_deployment_required - framework_conversion_required - repository_configuration_missing - migration_filename_noncanonical - environment_secret_mutation_blocked - workers_runtime_incompatible - project_handle_invalid - project_handle_taken - project_handle_unchanged - project_rename_blocked - payload_too_large - rate_limited - insufficient_organization_credits - paid_plan_required - project_budget_exceeded - compute_performance_paid_required - compute_performance_unavailable - database_write_pending - database_access_limit - compute_change_pending - compute_change_conflict - billing_purchase_conflict - billing_recharge_conflict - github_connection_required - github_connection_revoked - repository_not_installed - cloudflare_zone_not_bound - cloudflare_authorization_closed - project_notes_conflict - project_export_not_ready - powered_by_flag_required - interactive_login_required - api_key_creation_uncertain - api_key_permissions_unavailable - reconciliation_exhausted - service_unavailable - source_commit_not_found - domain_hostname_taken - domain_dns_conflict - data_change_blocked - data_change_in_progress - data_change_not_applicable - rollback_target_data_changed - project_domain_delete_required request_id: type: string minLength: 1 maxLength: 128 retryable: type: boolean retry_after_seconds: type: integer minimum: 1 maximum: 86400 description: >- Optional machine-readable retry delay for a rate limit, matching Retry-After. suggested_action: type: string minLength: 1 responses: Problem: description: The request failed. headers: X-Request-Id: $ref: '#/components/headers/XRequestId' content: application/problem+json: schema: $ref: '#/components/schemas/ProblemDetails' headers: XRequestId: description: Correlates the request with operations, events, logs, and audit records. required: true schema: type: string minLength: 1 maxLength: 128 securitySchemes: BearerAuth: type: http scheme: bearer description: >- WorkOS access JWT or a user-owned WorkOS API key. User keys are bound to one organization and restricted to their enabled product permissions. Session-only onboarding and session revocation require an interactive access JWT. No cookie session is assumed. ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.