Port 9090 — Prometheus

TCP · Port 9090 is used for Prometheus, a popular open-source monitoring system that collects metrics from various sources and provides real-time insights into the performance of applications and infrastructure. This port is used to scrape metrics from targets and send them to the Prometheus server. The security relevance of this port lies in its ability to provide visibility into system performance, allowing administrators to detect potential issues before they become major problems.

Port Number: 9090
Service Name: Prometheus
Protocol: TCP
Common Software: Prometheus

Security Notes

Review IANA registry for port 9090 usage. Apply principle of least privilege - only open ports that are required.

FAQ

What is port 9090 used for?

Port 9090 is used for Prometheus. Port 9090 is used for Prometheus, a popular open-source monitoring system that collects metrics from various sources and provides real-time insights into the performance of applications and infrastructure. This port is used to scrape metrics from targets and send them to the Prometheus server. The security relevance of this port lies in its ability to provide visibility into system performance, allowing administrators to detect potential issues before they become major problems. Common software: Prometheus.

Is port 9090 dangerous to leave open?

Review IANA registry for port 9090 usage. Apply principle of least privilege - only open ports that are required.

How do I check if port 9090 is open?

Use nmap: nmap -p 9090 <target> or check locally: ss -tlnp | rg 9090