diff --git a/roles/prometheus/defaults/main.yml b/roles/prometheus/defaults/main.yml
index 5f3643b..cb33d4c 100644
--- a/roles/prometheus/defaults/main.yml
+++ b/roles/prometheus/defaults/main.yml
@@ -10,17 +10,3 @@ prometheus_node_exporter_port: 9100
 prometheus_scrape_interval: 1m
 prometheus_evaluation_interval: 1m
 prometheus_lookback_delta: 5m
-
-blackbox_znc_pass: CertainlyInvalidPassword
-blackbox_znc_nick: prometheus
-blackbox_znc_fullname: "CCC Basel Prometheus Monitoring"
-
-blackbox_irc_nick: prometheus
-blackbox_irc_fullname: "CCC Basel Prometheus Monitoring"
-blackbox_irc_pingtext: prometheus
-
-blackbox_ircs_nick: prometheus
-blackbox_ircs_fullname: "CCC Basel Prometheus Monitoring"
-blackbox_ircs_pingtext: prometheus
-
-blackbox_smtp_name: prometheus