# Heade.rs

**Canonical:** https://apis.io/providers/heade-rs/  
**Website:** https://heade.rs/  
**APIs profiled:** 1

Heade.rs provides a free, fast, web‑based tool for looking up domain names, IP addresses, and autonomous system numbers. It returns hosting details, DNS records, registration data, email policies, TLS certificates, and network routing information. The service is built on Claude Code and runs on Cloudflare, offering a simple HTTP API that can be queried with curl or integrated into MCP clients without authentication.

## Kin Score — 20.9 / 100 (emerging)

Scored 2026-11-13 under rubric 0.28.0.

| Facet | Score |
|---|---|
| Discoverability | 75.0 |
| Contract Quality | 47.1 |
| Contract Governance | 18.2 |
| Operational Transparency | 4.8 |
| Developer Ergonomics | 1.8 |
| Access Clarity | 0.0 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 4.9 (matched via fallback).

## Agent readiness — 27.0 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | verified |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | derived |
| 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 |
| MCP Tool Quality | na |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## APIs (1)

- **Heade.rs Heade.rs API** — The Heade.rs API API from Heade.rs — 1 operation(s) for heade.rs api.

## MCP servers (1)

- **Heade.rs MCP Server** — Remote MCP server at heade.rs.

## Agentic access (1)

- **Heade.rs Agentic Access** — 1 operation

## Security (1)

- **Heade.rs Domain Security** — TLSv1.3 · HSTS

## Tags

Company, DNS, IP, Networks, Tool

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