Is port 9999 (Urchin / Distinct32) dangerous?

Port 9999 is classified as medium risk. It is commonly exposed but consider using encrypted alternatives where available and monitor activity.

Should port 9999 be open on my firewall?

Port 9999 can be open but should be monitored closely. Keep the service updated and prefer encrypted alternatives where available.

What transport protocol does port 9999 use?

Port 9999 (Urchin / Distinct32) uses the TCP transport protocol and falls under the Other category.

:9999 (TCP)

Urchin / Distinct32

Medium Risque

TCP — Other

Aperçu du port

Numéro de port 9999

Nom du service Urchin / Distinct32

Protocole de transport TCP

Catégorie Other

Risque de sécurité Medium

Plage de ports Enregistré (1024-49151)

Qu'est-ce que le port 9999?

Port 9999 is used by various applications including Urchin web analytics (predecessor to Google Analytics), Java Debugger Wire Protocol (JDWP) in some configurations, and numerous custom applications. It is a commonly chosen 'high port' for development servers, dashboards, and administrative interfaces. The memorable number makes it a popular default for custom services.

TCP Other

Considérations de sécurité

Le port 9999 (Urchin / Distinct32) est classifié comme risque moyen. Bien que ce service soit couramment exposé, envisagez d'utiliser des alternatives chiffrées lorsqu'elles sont disponibles.

Recommandation : Maintenez le service à jour. Surveillez les journaux pour détecter toute activité inhabituelle.

Ports associés — Other

35 Private Printer Server 43 WHOIS 63 Whois++ 75 Private Dial-Out Service 78 VetTCP 91 MIT-DOV 92 NPP 104 DICOM

Termes associés

ASN BGP Hijack Data Center Domain Name Dual Stack Internet Exchange Point (IXP)