Prometheus query to calculate avg_over_time up-time, but want to ignore down-time less than 1 minute...

How to check specific tcp port availibility with blackbox_exporter?...

AlertManager downtime alert unless 429 (To Many Requests) HTTP status code...

How to calculate "SLAs" with blackbox-exporter metrics...

nginx-prometheus-exporter deployment failing...

How to ping targets using blackbox_exporter with prometheus...