---
title: "SSL Certificate Check (x402)"
method: GET
path: "/x402/v2/ssl-check"
tags: ["x402"]
---

# SSL Certificate Check (x402)

`GET /x402/v2/ssl-check`

## Request

- Base URL: `https://api.strale.io`
- URL: `https://api.strale.io/x402/v2/ssl-check`
- Auth: none required

Check a domain's SSL/TLS certificate. Returns issuer, validity dates, days until expiry, protocol version, cipher, and SAN entries.

## Query parameters

- `domain` string, required: Domain name (e.g. example.com)

## Response `200`

Success

- object
  - `valid` boolean
  - `domain` string
  - `issuer` string
  - `valid_to` string
  - `is_expired` boolean
  - `days_until_expiry` integer

## Other responses

- `402`: Payment required (x402 — pay with USDC on Base)

---

[API](https://skmtc.dev/strale/apis/strale-api-2.md) · [All operations](https://skmtc.dev/strale/apis/strale-api-2/llms.txt) · [OpenAPI document](https://skmtc.dev/strale/apis/strale-api-2/revisions/a5293878cfc6?raw)