AD IT Systems GmbH - Notice history

We want to inform you about upcoming maintenance work:

• What will take place?

  • Software upgrades of our OpenStack infrastructure

• Why is the maintenance work necessary

  • Optimizing the performance and stability of our platform.

  • Security Issues will be addressed

• When will the work take place?

  • On 2025-05-21 between 09:00 and 17:00 CEST

• Who is affected?

  • All customers on our cloud infrastructure

  • All customers of our shared and managed hosting (excluding budget).

• How will this affect me?

  • The downtime will be less than 30 minutes.

  • We do everything we can to minimize downtime.

We will inform you when the maintenance has been completed.

We want to inform you about upcoming maintenance work:

• What will take place?

  • Software upgrades of our OpenStack infrastructure

• Why is the maintenance work necessary

  • Optimizing the performance and stability of our platform.

  • Security Issues will be addressed

• When will the work take place?

  • On 2025-04-24 between 09:00 and 17:00 CEST

• Who is affected?

  • All customers on our cloud infrastructure

  • All customers of our shared and managed hosting (excluding budget).

• How will this affect me?

  • The downtime will be less than 30 minutes.

  • We do everything we can to minimize downtime.

We will inform you when the maintenance has been completed.

Dear customers,

We want to inform you about upcoming maintenance work:

• What will happen?

  • Migration of kunden.aditsystems.de to our OpenStack infrastructure

• Why is the maintenance work necessary / What is the benefit of this maintenance work for you?

  • Performance and stability are improved

• When will the work be carried out?

  • On March 26, 2025, between 11:00 and 12:00

• Who is affected?

  • All users of the email server kunden.aditsystems.de

  • All users of the FTP server kunden.aditsystems.de

• How does this affect me?

  • The migration gives the system new IP addresses.

  • No outage is expected: the services will be switched to the new system in parallel operation.

  • No changes are necessary for you.

  • Customers who have set firewall rules must adjust these firewall rules themselves.

    • We advise against setting IP-based firewall rules.

We will notify you when maintenance is completed or if unexpected problems arise that require an extension of the maintenance period.

We want to inform you about upcoming maintenance work:

• What will take place?

  • Migration of our Hosting environment to our OpenStack infrastructure.

• Why is the maintenance work necessary / What is the advantage of this maintenance work for you?

  • Optimizing the performance and stability of our platform

• When will the work take place?

  • From 2025-03-17 until 2025-03-28

  • The downtime per system will be less than 15 minutes.

• Who is affected?

  • All customers on our hosting infrastructure, recognizable by the server name of the web server.

    • ending with ssdhosting.a1a-server.de or hddhosting.a1a-server.de

    • ending with ssdhosting.as-vserver.de

  • All affected customers will receive specific instructions with the previous and future IP addresses separately.

• How will this affect me?

  • A maximum of 15 minutes of downtime is planned for each server.

  • All systems will receive new IP addresses due to the migration.

  • All customers managing their domain/DNS entries externally must make the changes themselves.

  • We update domains relying on our name servers.