Oh Dear

Receive Oh Dear uptime, certificate, and performance alerts via webhook.

InboundMonitoring & Observability

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Quick Setup

Copy Webhook URL

Go to your Alert24 dashboard and copy the webhook URL for Oh Dear.

Configure Oh Dear

Add the webhook URL in your Oh Dear settings.

Auto-Detected

Alert24 auto-detects Oh Dear payloads and maps them to incidents.

Step-by-Step Setup Instructions

Oh Dear Webhook Setup

1.In Oh Dear, go to Notification channels

2.Add a Webhook channel

3.Set the URL to the webhook URL shown above

4.Note the signing secret for signature verification

5.Configure which checks should send notifications

Example Webhook Payload

This is a sample payload that Oh Dear sends to Alert24 when an alert fires.

{
  "type": "uptime_check_failed",
  "site": {
    "id": 1,
    "label": "Production Website",
    "url": "https://example.com"
  },
  "run": {
    "status_code": 500,
    "response_time": 3200
  }
}

How Alert24 Maps Oh Dear Data

Status Field

type

Message Field

site.label

Auto-Create Incidents

Yes

Auto-Resolve Incidents

Yes

Status Mapping

Alert24 Status	Oh Dear Values
operational	`uptime_check_recoveredcertificate_check_succeeded`
down	`uptime_check_failedcertificate_check_failed`

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