With effect from 1 September 2026, the direct dial numbers for the RRZ-ServiceLine and STiNELine will change as follows:

RRZ-ServiceLine
Old: 040 42838 - 7790
NEW: 040 2395 - 27790

RRZ-STiNELine
OLd: 040 42838 - 5000
New: 040 2395 - 25000

For...

At the Von-Melle-Park campus, the power supply will be completely shut off on Saturday, August 8, 2026, due to maintenance work on the electrical system.

The UHH IT network will be unavailable during this time in the buildings directly...

Effective immediately, members of the University of Hamburg can use Zoom in their web browser without having to install it. To do so, simply log in to the Zoom web portal using your B-ID and two-factor authentication. There, you can...

Starting now, you can use the new collaborative whiteboards in Zoom—both during meetings and webinars, as well as outside of them.

You can find instructions for this feature on the manufacturer's support page.

Update:

03 August 2026 - 9.00 am

The RRZ-ServiceLine is once again available by telephone.

Update:

31 July 2026 – 12.30 pm

The STiNE-Line is once again available by telephone.

The disruption has not yet been resolved with regard to the RRZ...

The power supply to the Haus der Erde will be completely switched off on Saturday 1 August 2026 whilst the building management team carries out maintenance on the electrical system. 

To protect key UHH IT network components in the Haus der...

Service SRV09415 – Citavi 7 Licence Application – is now available on the RRZ Service Portal.

Once you have placed your order, you will receive a voucher code which you can use to activate your personal Citavi 7 licence.

This service is...

On July 27, 2026, at 12:30 p.m., a patch will be deployed to improve Wekan's performance. The system will be unavailable for a short time during this process.