3000
Dev Server
Medium RiskTCP — Web
Port Overview
Port Number
3000
Service Name
Dev Server
Transport Protocol
TCP
Category
Web
Security Risk
Medium
Port Range
Registered (1024-49151)
What is Port 3000?
Common development server port. Used by default by Node.js (Express), Ruby on Rails, Grafana, and many other development frameworks and monitoring tools.
TCP
Web
Commonly Used
Security Considerations
Port 3000 (Dev Server) is classified as medium risk. While this service is commonly exposed, consider using encrypted alternatives where available.
Recommendation: Keep the service updated. Monitor logs for unusual activity.