Port

Port 9200 — Elasticsearch

Port 9200 (TCP) is used by Elasticsearch. Elasticsearch REST API.

Port 9200 at a glance

PropertyValue
Port number9200
TransportTCP
ServiceElasticsearch
CategoryRegistered port

What it is used for

Elasticsearch REST API.

Security considerations

Unauthenticated by default — never expose publicly.

See our full TCP/UDP port reference and learn how firewalls filter ports in the CyberOps course.

Frequently asked questions

What is port 9200 used for?

Port 9200 (TCP) is used by Elasticsearch. Elasticsearch REST API.

Is port 9200 TCP or UDP?

Port 9200 uses TCP.

Is it safe to open port 9200?

Unauthenticated by default — never expose publicly.

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