# CatchDoms Expired Domains API

**Canonical:** https://apis.io/providers/catchdoms/  
**Website:** https://catchdoms.com/  
**APIs profiled:** 2

CatchDoms provides an API to discover expired and expiring domain names across multiple registrars such as Dynadot, GoDaddy, Catched, and DropCatch. Users can filter results by domain age, backlink count, domain authority, and other SEO metrics. The service also assigns a quality score to help identify hidden gem domains for resale or branding. Documentation includes endpoints for searching, retrieving domain details, and accessing historical data, supporting JSON responses and pagination. The platform aims to empower marketers, investors, and developers to capitalize on the secondary domain market efficiently.

## Kin Score — 51.6 / 100 (developing)

Scored 2026-10-17 under rubric 0.24.0. Trend: flat (+0.1 from 51.5).

| Facet | Score |
|---|---|
| Discoverability | 70.0 |
| Contract Quality | 64.2 |
| Contract Governance | 22.0 |
| Operational Transparency | 15.8 |
| Developer Ergonomics | 35.7 |
| Access Clarity | 76.3 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 24.5 (matched via fallback).

## Agent readiness — 36.9 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | na |
| MCP Server | documented |
| Auth Clarity | bearer |
| Idempotency | na |
| Error Semantics | derived |
| OpenAPI Examples | partial |
| Rate Limit Signal | verified |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | yes |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | na |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |

## APIs (3)

- **CatchDoms Expired Domains API Domains API** — The Domains API from CatchDoms Expired Domains API — 2 operation(s) for domains.
- **CatchDoms Expired Domains API Free API** — The Free API from CatchDoms Expired Domains API — 1 operation(s) for free.
- **CatchDoms Expired Domains API Pending Delete API** — The Pending-Delete API from CatchDoms Expired Domains API — 2 operation(s) for pending-delete.

## MCP servers (1)

- **CatchDoms Expired Domains API MCP Server** — Remote MCP server at catchdoms.com.

## Agentic access (1)

- **Catchdoms Agentic Access** — 5 operations

## Security (2)

- **Catchdoms Authentication** — http · 1 scheme
- **Catchdoms Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Catchdoms Plans Pricing**

## Tags

Company, Domains, SEO, Expired

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/catchdoms/). Scores are computed from the provider's own public artifacts under a published rubric.