5672
RabbitMQ message broker using the AMQP protocol
Advanced Message Queuing Protocol (RabbitMQ)
What is port 5672?
Port 5672 is used by AMQP (Advanced Message Queuing Protocol), the protocol powering the RabbitMQ message broker. It enables asynchronous communication between microservices, task queues (Celery), and event-driven systems. The RabbitMQ Management Web UI runs on port 15672. This port should be accessible only within the application's private network.
Quick checks
$
nc -zv example.com 5672
$
nmap -p 5672 example.com
$
telnet example.com 5672