Which Hosts or IP-Adresses have to be accessible for updates and app installations?

Sometimes the hosts that are used by UCS are not directly accessible and have to be allowed on a gateway or external firewall. The following overview can be used as a reference:

Default Repository Server

host updates.software-univention.de
updates.software-univention.de has address
updates.software-univention.de has IPv6 address 2a01:4f8:151:6489::2

Default AppCenter Repository

host appcenter.software-univention.de
appcenter.software-univention.de has address
appcenter.software-univention.de has IPv6 address 2a01:4f8:151:6489::2

Default Docker-Repository

host docker.software-univention.de
docker.software-univention.de has address
docker.software-univention.de has IPv6 address 2a01:4f8:151:6489::2

Please note that these IP-Adresses may change in the future. Please use the host command to verify.

The following most likely incomplete list contains some repositories that may be needed be be allowed too, depending on service contracts or subscriptions. To access them additional access information is required

Univention customer repository

host service.univention.de
service.univention.de has address
service.univention.de has IPv6 address 2a01:4f8:151:6489::2

Open-Xchange customer repository

host software.open-xchange.com
software.open-xchange.com is an alias for wgw-hh2.open-xchange.com.
wgw-hh2.open-xchange.com has address

Kopano customer repository

download.kopano.io has address
download.kopano.io has IPv6 address 2a01:7c8:aac0:484:5054:ff:fe69:ee18
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