config: modules: http_2xx: prober: http timeout: 5s http: valid_http_versions: ["HTTP/1.1", "HTTP/2.0"] method: GET preferred_ip_protocol: "ip4" http_2xx_insecure_tls: # for any domain running self-signed/expired certs you still want uptime-checked prober: http timeout: 5s http: method: GET tls_config: insecure_skip_verify: true