---
title: "Check TLS certificate domain resolution"
method: GET
path: "/certificates/domain-check"
tags: ["Certificates"]
---

# Check TLS certificate domain resolution

`GET /certificates/domain-check`

Compare a DNS hostname's resolved addresses with public addresses detected for this node

## Query parameters

- `domain` string, required

## Response `200`

Success

- GithubComAlchemillahqSylveInternalAPIResponseGithubComAlchemillahqSylveInternalServicesCertificatesDomainCheckResult
  - `data` GithubComAlchemillahqSylveInternalServicesCertificatesDomainCheckResult
    - `domain` string
    - `matches` boolean
    - `publicAddresses` string[]
    - `resolved` string[]
    - `warning` string
  - `error` string
  - `message` string
  - `status` string

## Other responses

- `400` — Bad Request
- `500` — Internal Server Error
- `502` — Bad Gateway

## Changes

- **2026-08-12** `9a5026bf9057` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/alchemillahq/apis/sylve-api/changes/certificates/domain-check/get.md)

---

[API](https://skmtc.dev/alchemillahq/apis/sylve-api.md) · [All operations](https://skmtc.dev/alchemillahq/apis/sylve-api/llms.txt) · [OpenAPI document](https://skmtc.dev/alchemillahq/apis/sylve-api/revisions/f1c5f8388fd6?raw)