Binary package “prometheus-blackbox-exporter” in ubuntu lunar

blackbox prober for Prometheus

 The blackbox exporter allows blackbox probing of network endpoints over HTTP,
 HTTPS, DNS, TCP and ICMP. Additional modules can be defined to suit other
 needs.
 .
 Querying of endpoints happens via HTTP GET queries, by specifying the target
 name and what kind of probing to execute. Results from the probe are returned
 as a set of Prometheus metrics.