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Uptime tips, incident guides, and product updates from the PingSentry team.
Deep Dive
99.9% vs 99.99% uptime: what the numbers actually mean for your business
Three nines sounds great — until you realize it allows nearly 9 hours of downtime per year. Here's how to decode SLA percentages and pick the right target for your service.
March 2026 · 9 min read
Guide
What is uptime monitoring and why every site needs it
Your users find out your site is down before you do. Here's how uptime monitoring closes that gap — and what to look for in a monitoring tool.
March 2026 · 5 min read
Best Practice
5 alert channels you should set up before your next outage
Email alone isn't enough. A layered alerting strategy — Slack, Discord, webhooks — means the right person gets paged at 2 AM, not just their inbox.
March 2026 · 4 min read
Deep Dive
Response time monitoring: the metric that predicts outages before they happen
A site that's technically "up" but taking 8 seconds to respond is already failing your users. Response time trends are the leading indicator most teams ignore.
March 2026 · 6 min read
Deep Dive
99.9% vs 99.99% uptime: what SLA percentages actually mean
Three nines sounds great until you realize it's 9 hours of downtime per year. Here's the math behind every uptime tier and what you should actually target.
March 2026 · 6 min read
Product
Introducing PingSentry: uptime monitoring without the enterprise bloat
We built PingSentry because every other uptime tool was either too expensive, too complex, or both. Here's what we're launching and what's coming next.
March 2026 · 3 min read