Dispatches
From the war room.
Product updates, engineering deep dives, and observability best practices from the team building mission-critical infrastructure.
03.06.26
API Uptime Monitoring: How to Monitor REST APIs 24/7
How to set up API uptime monitoring for REST APIs. Check endpoints, validate responses, and catch issues before your API consumers do.
03.06.26
7 Best Free Uptime Monitoring Services Compared
Side-by-side comparison of 7 free uptime monitoring services. Features, limitations, and which free tool fits your use case.
03.06.26
Network Uptime Monitoring: Beyond Simple Ping Checks
How to monitor network uptime effectively. Learn about SNMP, flow monitoring, and modern approaches to network availability tracking.
03.06.26
Warden vs Uptime Robot: Open-Source Alternative in 2026
Detailed comparison of Warden and Uptime Robot for uptime monitoring. Features, pricing, check frequency, and when to choose each tool.
03.05.26
How to Monitor Uptime with Grafana
Set up uptime monitoring with Grafana using Blackbox Exporter and Synthetic Monitoring. Step-by-step guide with dashboards and alerting.
03.05.26
Warden vs Uptime Kuma: The Next-Generation Upgrade
Compare Warden and Uptime Kuma for self-hosted uptime monitoring. Multi-region support, check frequency, and which open-source tool fits your needs.
03.05.26
Best Website Uptime Monitoring Software for Small Teams
How to choose uptime monitoring software for small teams. Budget-friendly options, essential features, and setup guide for teams under 20 people.
03.05.26
Website Downtime Tracking: How to Measure and Report Outages
Learn how to track website downtime, measure availability, and create outage reports. Practical guide for SREs and DevOps teams.
03.04.26
AWS Uptime Monitoring: CloudWatch vs Third-Party Tools
How to monitor uptime for AWS services. Compare CloudWatch, Route 53 health checks, and third-party monitoring tools for complete coverage.
03.04.26
How to Monitor Website Uptime: 5 Methods Compared
Learn the five main methods for monitoring website uptime, from simple ping checks to full synthetic transactions. Find the right approach for your infrastructure.
03.04.26
Uptime vs Availability: What's the Difference?
Understand the difference between uptime and availability. Why it matters for SLAs, monitoring, and how to measure each correctly.
03.04.26
What is Uptime? SLAs, Nines, and What They Actually Mean
Plain-language explanation of uptime, the nines system, SLAs, SLOs, and SLIs. What each level of availability actually means for your business.
03.03.26
10 Best Uptime Monitoring Tools in 2026
A hands-on comparison of the top uptime monitoring tools for 2026, covering features, pricing, and which tool fits which use case.
03.03.26
Datadog Uptime Monitoring (and When You Shouldn't)
How Datadog handles uptime monitoring, what it costs, and when a dedicated tool is a better choice for your team.
03.03.26
Error Budgets Explained: How Google Does SRE
A practical guide to error budgets from Google's SRE playbook. How to calculate, track, and use error budgets to balance reliability and velocity.
03.03.26
The Real Cost of Downtime: 2026 Data and Calculator
What downtime actually costs by industry, company size, and outage duration. Includes data, formulas, and a free calculator to estimate your exposure.
03.02.26
Cloudflare Uptime Monitoring: Built-In vs External
How Cloudflare handles uptime monitoring, what its health checks actually do, and why you need external monitoring for Cloudflare-proxied sites.
03.02.26
How to Check Server Uptime on Linux and Windows
Step-by-step guide to checking server uptime on Linux and Windows. Learn CLI commands, monitoring tools, and how to track uptime over time.
03.02.26
SSL Certificate Monitoring: Why Expiry Alerts Save You
How to monitor SSL certificates to prevent expiry-related outages. Auto-renewal pitfalls, monitoring setup, and why every team needs certificate alerts.
03.02.26
Warden vs Pingdom: Why Teams Are Switching
Compare Warden and Pingdom for uptime monitoring. Features, pricing, and why open-source monitoring is gaining ground over legacy tools.
03.01.26
How to Calculate Uptime Percentage (With Examples)
Step-by-step guide to calculating uptime percentage from downtime data. Formulas, examples, and common mistakes to avoid.
03.01.26
Free Uptime Monitoring in 2026: Tools That Actually Work
The best free uptime monitoring tools in 2026. Honest comparison of free tiers, self-hosted options, and what you sacrifice when you don't pay.
03.01.26
SaaS Uptime Monitoring: What Your Customers Expect
How to set up uptime monitoring for SaaS products. Customer expectations, SLA design, status pages, and the monitoring stack that keeps your customers happy.
03.01.26
Warden vs Better Uptime: Feature Comparison
Detailed comparison of Warden and Better Uptime (Better Stack) for uptime monitoring, incident management, and status pages.
02.05.26
Welcome to the Project Helena Blog
Introducing the Project Helena blog — where we'll share product updates, engineering deep dives, and observability best practices.
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