On-prem/LAN availability monitoring with realtime guarantees & decaying alert pacing. Multithreaded high speed availability checking for PING, TCP/UDP, QUIC & HTTP/S resources incl. SSL/TLS cert. pinning. Integrates w/Site24x7 heartbeat monitoring for failover alerts + Slack & Pushover webhooks. Thread safe, reentrant, easily modifiable.
slack http availability monitoring tcp h3 lan https discord realtime pushover pagerduty quic ssl-pinning http3 site24x7 on-premise heartbeat-monitor availability-and-monitoring servermasters
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Updated
Dec 17, 2025 - Python