🔁 Ports¶
♾️ Essential Port Numbers for DevOps Engineers¶
▶️ Web, Proxy, and Application Services¶
- 💻 HTTP: 80
- 💻 HTTPS: 443
- 💻 HTTP Alternative: 8080
- 💻 HTTPS Alternative: 8443
- 💻 NGINX Web Server: 80/443
- 💻 Apache Web Server: 80/443
- 💻 Tomcat: 8080
- 💻 HAProxy: 1936 (Admin Interface)
- 💻 Varnish Cache: 6081/6082
- 💻 Squid Proxy: 3128
- 💻 WebSocket Secure (WSS): 443
- 💻 WebSocket: 80
▶️ Remote Access & File Transfer¶
- 💻 SSH: 22
- 💻 FTP: 21
- 💻 FTPS: 990
- 💻 SFTP (via SSH): 22
- 💻 RDP (Remote Desktop Protocol): 3389
- 💻 Telnet: 23
- 💻 SCP (via SSH): 22
▶️ Databases¶
- 💻 MySQL: 3306
- 💻 PostgreSQL: 5432
- 💻 Microsoft SQL Server: 1433
- 💻 Oracle Database: 1521
- 💻 MongoDB: 27017
- 💻 Redis: 6379
- 💻 MariaDB: 3306
- 💻 Cassandra: 9042
- 💻 Neo4j: 7474 (HTTP), 7687 (Bolt Protocol)
- 💻 Couchbase: 8091/8092
- 💻 Cassandra Native Transport: 9042
- 💻 CouchDB: 5984
- 💻 Memcached: 11211
- 💻 MariaDB Galera Cluster: 4567/4568
- 💻 Apache HBase: 60010/60020
▶️ Messaging & Queue Systems¶
- 💻 RabbitMQ: 5672
- 💻 Kafka: 9092
- 💻 ActiveMQ: 61616
- 💻 MQTT: 1883
- 💻 MQTT over SSL: 8883
- 💻 Amazon SQS over HTTPS: 443
- 💻 NSQ (Message Queue): 4150/4151
- 💻 Celery Flower: 5555
▶️ Email Protocols¶
- 💻 SMTP: 25
- 💻 SMTP Secure (SMTPS): 465
- 💻 SMTP Alternative: 587
- 💻 POP3: 110
- 💻 POP3 Secure: 995
- 💻 IMAP: 143
- 💻 IMAP Secure: 993
▶️ Monitoring & Analytics¶
- 💻 Prometheus: 9090
- 💻 Grafana: 3000
- 💻 Kibana: 5601
- 💻 Elasticsearch HTTP: 9200
- 💻 Elasticsearch Transport: 9300
- 💻 StatsD: 8125
- 💻 cAdvisor: 4194
- 💻 Zabbix Agent: 10050/10051
- 💻 Splunk Web Interface: 8000
- 💻 Splunk Forwarder: 9997
- 💻 Nagios Web Interface: 5666
- 💻 Datadog Agent: 8125/3838
▶️ Containerization & Orchestration¶
- 💻 Docker (no TLS): 2375
- 💻 Docker (with TLS): 2376
- 💻 Kubernetes API Server: 6443
- 💻 Kubernetes Kubelet API: 10250
- 💻 Read-only Kubelet API: 10255
- 💻 Kubernetes Metrics Server: 10251
- 💻 Kubernetes Controller Manager: 10257
▶️ Security & Authentication¶
- 💻 DNS: 53
- 💻 LDAP: 389
- 💻 LDAPS: 636
- 💻 RADIUS Authentication: 1812
- 💻 RADIUS Accounting: 1813
- 💻 OpenVPN: 1194
- 💻 IPSec NAT Traversal: 4500
▶️ Version Control & CI/CD¶
- 💻 Git Daemon: 9418
- 💻 Jenkins: 8080
- 💻 Nexus Repository Manager: 8081
- 💻 SonarQube: 9000
▶️ Cloud and DevOps Tools¶
- 💻 OpenStack Horizon: 5000
- 💻 AWS Lambda API: 443
- 💻 Terraform Enterprise: 8800
- 💻 Ansible Tower: 8080/443
▶️ Build & Deployment Automation¶
- 💻 GitLab: 80/443
- 💻 GitHub Enterprise: 3000
- 💻 TeamCity Server: 8111
- 💻 CircleCI: 8080
- 💻 Bamboo: 8085
▶️ Infrastructure Management & Automation¶
- 💻 Chef Server: 443
- 💻 SaltStack Master: 4505 (Commands), 4506 (Return Data)
- 💻 Puppet Master: 8140
- 💻 HashiCorp Consul Agent: 8301 (LAN), 8500 (HTTP)
- 💻 Terraform Enterprise: 8800
- 💻 Ansible AWX/Tower: 8052
- 💻 Rundeck: 4440
▶️ Continuous Integration/Continuous Deployment (CI/CD)¶
- 💻 GitHub Actions Runners: 443
- 💻 GitLab Runner: 8093
- 💻 Jenkins Slave Agent: 50000
- 💻 Bamboo Agent: 8085
- 💻 Spinnaker Front50: 8084
- 💻 Drone CI: 8000
- 💻 Argo CD API: 8080