> ## Documentation Index
> Fetch the complete documentation index at: https://docs.snapsec.co/llms.txt
> Use this file to discover all available pages before exploring further.

# Port & Service Discovery

> High-speed port mapping and application service fingerprinting across external IP scopes.

Identify open, filtered, and exposed network ports across your perimeter in real time.

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## Service Fingerprinting Capabilities

Snapsec performs banner grabbing and protocol negotiation to determine running software and versions:

![Port and service discovery dashboard](https://mintcdn.com/snapsec-23724fa2/o2jN029D9afhA0H7/images/asm/features/ports.png?fit=max\&auto=format\&n=o2jN029D9afhA0H7\&q=85\&s=da1fee4f003b1f00c538de7299811b49)

Port & Service Analysis Screen

* **Administrative Interfaces**: Flags exposed SSH (22), RDP (3389), Telnet (23), and VNC (5900).
* **Databases**: Alerts on exposed MySQL (3306), PostgreSQL (5432), MongoDB (27017), and Redis (6379).
* **Internal Microservices**: Detects exposed Elasticsearch (9200), RabbitMQ (15672), and Kubernetes API servers (6443).


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