# Spamhaus

**Canonical:** https://apis.io/providers/spamhaus/  
**Website:** https://spamhaus.org/  
**APIs profiled:** 1

Spamhaus is an international non‑profit organization that tracks email spam and related cyber‑threats. It operates globally recognized blocklists such as the DNSBL, provides reputation data, and offers tools and services to help ISPs, email providers, and security teams protect their networks from spam, phishing, and malware. Through its research and data services, Spamhaus strengthens trust and safety across the internet.

## Kin Score — 18.4 / 100 (emerging)

Scored 2026-10-31 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 53.6 |
| Contract Quality | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 38.1 |
| Access Clarity | 21.1 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 13.7 (matched via fallback).

## Agent readiness — 6.0 (agent-aware)

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

## APIs (1)

- **Spamhaus API** — Spamhaus provides blocklist lookup services; API details are not publicly documented.

## Security (1)

- **Spamhaus Domain Security** — TLSv1.3 · HSTS · DMARC

## Tags

Company, Security, Anti-Spam, Reputation, DNSBL

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