Port 22 – SSH: For secure remote login and file transfers.
Port 80 – HTTP: Standard port for unencrypted web traffic.
Port 443 – HTTPS: Secure, encrypted web traffic.
Port 3000 – Grafana: Used for monitoring and dashboards.
Port 9090 – Prometheus: For collecting metrics and monitoring.
Port 25 – SMTP: For sending emails.
Port 53 – DNS: Resolves domain names to IP addresses.
Port 3306 – MySQL: Default port for MySQL databases.
Port 6379 – Redis: Fast in-memory data storage (caching).
Port 5601 – Kibana: For visualizing data from Elasticsearch.
Port 9100 – Node Exporter: Collects hardware and OS metrics for Prometheus.
Port 3100 – Loki: Log aggregation system for storing and querying logs.
Port 9200 – Elasticsearch: Used for full-text search and log analytics.
Port 8080 – Tomcat: Default HTTP port for Apache Tomcat server.
Port 5432 – PostgreSQL: Default port for PostgreSQL database connections.