---
type: Guide
title: "How Hosted Web CRON Works"
description: "Understand how hosted Web CRON sends scheduled HTTP requests, reaches protected endpoints, and exposes failures through retries, logs, and responses."
resource: "https://web-cron.info/how-it-works/"
tags: [learn, web-cron]
timestamp: 2026-06-09T00:00:00Z
---

# How Hosted Web CRON Works

Understand how hosted Web CRON sends scheduled HTTP requests, reaches protected endpoints, and exposes failures through retries, logs, and responses.

## Verified claims

- Web-CRON triggers server tasks over HTTP. — source: https://ostr.io/info/web-cron (accessed 2026-06-09)
- Task rules are similar to classic Linux CRON. — source: https://ostr.io/info/web-cron (accessed 2026-06-09)
- Server unavailability can trigger retry attempts before an alert. — source: https://ostr.io/info/web-cron (accessed 2026-06-09)
- Task information includes logs and the latest response body. — source: https://ostr.io/info/web-cron (accessed 2026-06-09)
- Tasks can be paused and resumed. — source: https://ostr.io/info/web-cron (accessed 2026-06-09)

## Related

- [HTTP Task Calls](/features/http-s-task-calls.md)
- [Basic Auth for Scheduled Endpoints](/features/basic-auth.md)
- [Failure Alerts for Scheduled Tasks](/features/failure-alerts.md)
- [Execution Control and Visibility](/features/execution-control.md)
- [Get Started with Web CRON by ostr.io](/getting-started.md)

## Source

Claims about Web CRON are verified against the official ostr.io pages ([web-cron](https://ostr.io/info/web-cron), [pricing](https://ostr.io/info/pricing)), last accessed 2026-06-09. Where public documentation does not confirm a detail, this knowledge marks it "not confirmed from public documentation" rather than guessing.