All systems are operational

About This Site

Timezone: Europe/Berlin (CET - UTC +1/CEST - UTC +2)

We provide current information about infrastructure and service availability below. If you experience service impacts or performance issues please contact our helpdesk or our Service Desk.

Maintenance
MAINTENANCE: Core Routers in HAM

Affected Components: Core Routers, region HAM

Scheduled Start: 17. Feb. 2026/12:00 h (CET)

Scheduled End: 17. Feb. 2026/18:00 h (CET)

State: SCHEDULED


Description:

In order to ensure the greatest possible stability and availability of our network, we will be carrying out maintenance work on our routers at the DUS location during a maintenance window from 12:00 CET until 18:00 CET on Tuesday, 17  February 2026. During the execution of the work, an increased latency time is to be expected over the period of the maintenance window.


Customer Impact during the Maintenance:

  • HAM: increased latency

Customer Actions:

  • No customer actions needed
  • Please inform us if you notice any irregularities
MAINTENANCE: SysEleven OpenStack Cloud announcement (FES)

Affected Components: SysEleven OpenStack Cloud in region FES

Scheduled Start: 24 Feb 2026, 22:00 CET

Scheduled End: 25 Feb 2026, 02:00 CET

State: SCHEDULED


Description:

Maintenance window change from 5 February 2026 to 24 February 2026. This is a maintenance announcement for the SysEleven OpenStack Cloud. We will perform an update of the OpenStack services Network, Image and Volume. During this update, all OpenStack API services in the region will be unavailable.


Customer Impact during the Maintenance:

  • OpenStack API services in region FES will be unavailable (loss of control)
  • Running VMs will not be affected
  • Object storage will not be affected

Customer Actions:

  • no customer actions needed
  • please inform us if you notice any irregularities

Past Incidents

Wednesday 14th August 2024

No incidents reported

Tuesday 13th August 2024

SysEleven Stack DNS API INCIDENT: SysEleven STACK API issues

Affected Components: **SysEleven Stack API **

Incident Start: 2024-08-13 13:33


Description:

  • We are currently experiencing a loss of control for DNS zones managed by the DNSaaS API

Customer Impact:

  • Changes towards DNSaaS zones and records are not propagated

Update: 2024-08-13 16:10

  • Root cause was identified and fixed, we are observing the situation

Monday 12th August 2024

Network INCIDENT: SysEleven STACK issues in region CBK

Affected Components: SysEleven Stack, region CBK

Incident Start: 2024-12-08 11:20 Incident End: 2024-12-08 11:38


Description:

  • Occurring errors are currently being investigated.

Customer Impact:

  • Connectivity is restricted

Update : 2024-12-08 11:38

  • Network problems were identified, we fixed the underlying issue and are now observing the situation

Sunday 11th August 2024

No incidents reported

Saturday 10th August 2024

No incidents reported

Friday 9th August 2024

No incidents reported

Thursday 8th August 2024

No incidents reported

Wednesday 7th August 2024

No incidents reported

Tuesday 6th August 2024

No incidents reported

Monday 5th August 2024

No incidents reported

Sunday 4th August 2024

No incidents reported

Saturday 3rd August 2024

No incidents reported

Friday 2nd August 2024

No incidents reported

Thursday 1st August 2024

No incidents reported

Wednesday 31st July 2024

No incidents reported

Tuesday 30th July 2024

No incidents reported

Monday 29th July 2024

No incidents reported

Sunday 28th July 2024

No incidents reported

Saturday 27th July 2024

SysEleven Stack Authoritative DNS INCIDENT: SysEleven STACK DNS issues

Affected Components: SysEleven Stack Authoritative DNS

Incident Start: 2024-07-27 09:37 UTC+02:00 (CEST)

Incident End: 2024-07-27 10:40 UTC+02:00 (CEST)


Description:

  • ns01.cloud.syseleven.net and ns02.cloud.syseleven.net authoritative DNS servers are unavailable
  • (ns03.cloud.syseleven.net and ns04.cloud.syseleven.net are still working)

Customer Impact:

  • DNS resolution may fail for zones hosted in SysEleven Stack DNSaaS

Update: 2024-07-27 10:40 UTC+02:00 (CEST)

  • We have implemented a workaround meaning that ns01.cloud.syseleven.net and ns02.cloud.syseleven.net are available again and can answer DNS queries
  • We are working on a more sustainable solution

Update: 2024-07-27 12:15 UTC+02:00 (CEST)

  • A more sustainable solution is now in place

Friday 26th July 2024

No incidents reported

Thursday 25th July 2024

No incidents reported

Wednesday 24th July 2024

No incidents reported

Tuesday 23rd July 2024

No incidents reported

Monday 22nd July 2024

No incidents reported

Sunday 21st July 2024

No incidents reported

Saturday 20th July 2024

No incidents reported

Friday 19th July 2024

No incidents reported

Thursday 18th July 2024

No incidents reported

Wednesday 17th July 2024

No incidents reported

Tuesday 16th July 2024

No incidents reported