Blog

Inside stories from building EU-hosted uptime monitoring at scale: the engineering calls, the billing decisions, and the lessons we wish we'd had earlier.

Monitor view running a content check for a keyword in a client page HTML body
Operations

Keyword and Content Monitoring: Catch Defacement and Missing Content Early

A 200 OK that shows the wrong page? Here is how keyword and content monitoring catches defacement, dead buttons, and broken prices before your client does.

Florian Zaskoku8 min read
Maintenance window configuration with a scheduled time range and paused alerting across several client monitors
Operations

Maintenance Windows Done Right: Planned Downtime Without the Alert Avalanche

How a maintenance window pauses alerting during planned work and shows the downtime cleanly as maintenance instead of an outage in your status history.

Florian Zaskoku8 min read
A monitoring alert routed simultaneously to Slack, Microsoft Teams, and a webhook
Guides

Setting Up Monitoring Alerts in Slack, Teams & via Webhook

Setup per channel: Slack, Microsoft Teams, webhook, plus the webhook payload structure (JSON) for your own pipelines. With examples.

Florian Zaskoku11 min read
An escalation chain where an unacknowledged alert automatically moves to the next responsible person
Guides

Setting Up Escalation Policies & On-Call Routing for Small Teams

Escalation chains without PagerDuty complexity: how small agencies without a 24/7 NOC set up reliable on-call routing, step by step.

Florian Zaskoku11 min read
A page responding with HTTP 200 while the checkout button behind it doesn't work
Guides

Does the Checkout Really Work? Why "the Page Loads" Isn't Enough

Why HTTP 200 doesn't mean the checkout works, and how script-based checks verify real user flows like login, cart and payment.

Florian Zaskoku10 min read
Router, gateway and IoT endpoints in a client network, monitored via ping and port check
Guides

IoT & Device Monitoring: Watching Reachability Beyond the Website

How to monitor gateways, routers and endpoints with ping and port checks: device reachability in the client network that website monitoring doesn't cover.

Florian Zaskoku10 min read
A correctly sent email landing in the spam folder instead of the inbox
Guides

Client Emails Landing in Spam? What Causes It and How to Catch It Early

Why client emails land in spam: blacklisting, missing DKIM/SPF, poor IP reputation, and how continuous monitoring catches it early.

Florian Zaskoku11 min read
Website reachable but the mail server won't respond, a browser check doesn't see this outage
Guides

Monitoring Mail Servers & DKIM: Reachability No Browser Check Sees

Why a reachable website ≠ working mail, and how SMTP/IMAP monitors and auth-record checks (DKIM, SPF) catch delivery problems early.

Florian Zaskoku10 min read
Browser security warning over an expired SSL certificate, scaring visitors away
Guides

An Expired SSL Certificate: The Reputation Disaster No Client Forgives

What happens when an SSL certificate expires, browser warning, loss of trust, and how automatic expiry alerts prevent the reputation disaster.

Florian Zaskoku10 min read