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Blackbox Exporter

Probes endpoints over HTTP, TCP, DNS, and ICMP

Monitoring & Status ★ 5.8k stars Easy setup Apache-2.0

The Blackbox Exporter allows Prometheus to probe endpoints over HTTP, HTTPS, DNS, TCP, ICMP, and gRPC. It is the standard way to perform black-box availability and latency monitoring with Prometheus.

Official siteSource code

Key features

  • HTTP, TCP, DNS, ICMP probes
  • TLS certificate checks
  • Prometheus integration
  • Multi-target probing

Pros & cons

Strengths

  • Simple uptime monitoring
  • Tiny footprint

Trade-offs

  • Needs Prometheus to be useful
  • No standalone UI

Blackbox Exporter replaces

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