Blog

Notes from the Status Harbor team — uptime monitoring, private-network observability and what we ship.

How to Monitor Services Behind a Firewall Without Opening Inbound Ports
Monitor services behind a firewall, VPN or VPC subnet without opening inbound ports — the outbound-only agent pattern, design choices and trade-offs.
May 17, 2026
UptimeRobot Alternative with simple Telegram integration and Private Network Monitoring
An honest UptimeRobot alternative for indie devs: native Telegram alerts, private-network monitoring via a Lighthouse agent and 1-minute checks from $5/mo.
May 16, 2026