Monday, 01 September 2025 08:00:27
Commissioning of new mail relay servers, 1 September 2025 10am till 5 September 2025 3pm
Starting Monday, September 1, 2025, new mail relay servers will be gradually put into operation. The goal is to establish geo-redundancy.
The following information applies to operators of their own …
Thursday, 14 August 2025 07:37:16
MS Exchange - Installation of security updates, 14-Aug-2025, 9 a.m. - 21-Aug-2025, 11:59 p.m.
The installation of security updates is required in the Exchange cluster. No effects on the availability of the service are to be expected, but there may be brief interruptions to the connection to …
Monday, 30 June 2025 15:27:17
Restrictions on read/write performance in virtualisation storage system
Resolved after
1506h
24m
Monday, 23 June 2025 04:00:36
Maintenance: Change to e-mail dispatch via SMTP from 23 June 2025
On 23 June 2025, sender validation will be activated in the Exchange configuration, i.e. mails can then only be sent with the sender addresses belonging to the account.
This change only affects mail …
Thursday, 19 June 2025 09:00:43
Note: OWA (Outlook Web App), information on logging in
◆
This issue is not resolved yet
Monday, 16 June 2025 05:06:38
Malfunction: Login Outlook
Resolved after
4h
41m
Thursday, 12 June 2025 13:00:17
MS Exchange (e-mail): Installation of security updates 12–17 June 2025
The installation of security updates is required in the Exchange cluster. No impact on the availability of the service is expected.
Wednesday, 11 June 2025 13:34:10
OWA e-mail
Resolved after
7h
25m
Thursday, 05 June 2025 08:30:06
Maintenance: Restrictions E-Mail, 5 June 2025, 10:30–11:30 a.m.
Due to maintenance work, the sending of e-mails by Thunderbird via port 587 may be temporarily restricted. Outlook and OWA are not affected.
Monday, 02 June 2025 08:30:38
Wartung: Erneuerung des F5 Loadbalancers für den Exchange-Cluster, 02.06.2025, 10:30–12:00 Uhr / Maintenance: Renewal of the F5 load balancer for the Exchange cluster, 12 June 2025, 10:30 a.m. to 12:00 p.m.
In order to further improve the stability and performance of our e-mail infrastructure, the F5 load balancer currently in use, which is responsible for load balancing and high availability of the …