Benchmarks
What is a good uptime percentage?
A good uptime percentage for a production web service is 99.9% or better. Here is the full nines table, what each level costs, and which target fits your product.
7 min read ▸
the alertping blog
Uptime and reliability blog: SLAs, monitoring, incidents
Practical writing for the people who answer for uptime. What a good uptime percentage actually is, what each extra nine costs to promise, how to set up a website monitoring tool properly, and what to tell customers while things are broken. Concrete numbers, no filler.
SLAs
99.99 uptime meaning: SLAs and the real cost of each nine
99.99% uptime allows 52 minutes 36 seconds of downtime a year, 4.38 minutes a month. Here is the downtime-cost math CTOs use to price each extra nine.
8 min read ▸
Guides
How to monitor website uptime
Monitoring website uptime well takes five decisions: what to check, how often, from where, who gets alerted, and what customers see. A practical setup guide.
8 min read ▸
Playbooks
Incident communication best practices
Customers forgive downtime; they do not forgive silence. The timing rules and copy-paste status page templates that keep trust through an incident.
6 min read ▸
Stop reading about downtime. Start catching it.
AlertPing checks your sites, APIs and ports every 30 seconds, confirms every outage from 3 regions, and pages you in under 10 seconds.