Is port 2196 (Apple Push Notification Feedback) dangerous?

Port 2196 is classified as low risk. This service uses encryption or has a minimal attack surface, making it relatively safe to expose with standard security practices.

Should port 2196 be open on my firewall?

Port 2196 is generally safe to have open. Apply standard security practices: keep software updated and monitor access logs.

What transport protocol does port 2196 use?

Port 2196 (Apple Push Notification Feedback) uses the TCP transport protocol and falls under the Messaging category.

:2196 (TCP)

Apple Push Notification Feedback

Low Risque

TCP — Messaging

Aperçu du port

Numéro de port 2196

Nom du service Apple Push Notification Feedback

Protocole de transport TCP

Catégorie Messaging

Risque de sécurité Low

Plage de ports Enregistré (1024-49151)

Qu'est-ce que le port 2196?

Port 2196 was used by Apple Push Notification service (APNs) feedback service, which provided app developers with a list of device tokens for which push notifications failed. Developers would query this service to remove invalid device tokens from their databases. This legacy interface has been replaced by the HTTP/2-based APNs provider API.

TCP Messaging

Considérations de sécurité

Le port 2196 (Apple Push Notification Feedback) est classifié comme risque faible. Ce service utilise le chiffrement ou présente une surface d'attaque minimale, le rendant relativement sûr à exposer.

Recommandation : Les pratiques de sécurité standard s'appliquent. Maintenez les logiciels à jour et surveillez les accès.

Ports associés — Messaging

18 MSP 87 ttylink / link 98 TACNews 99 Metagram 119 NNTP 169 SEND 194 IRC 218 MPP

Termes associés

ARP FTP HTTP ICMP IMAP NTP