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    One outage history

    23 recorded One incidents since February 2026, with official updates, affected components, duration and resolution information.

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    Issues with webshop

    Started October 26, 2026 at 10:24 AM UTC · 1h 58m

    IssuesMinor incident
    Affected components
    Onlineshop
    1. October 26, 2026 at 10:24 AM UTCinvestigating

      Some customers may currently experience issues when using our webshop service. Our technical teams are working to restore normal service as quickly as possible. We apologize for the disruption. More updates will follow.

    2. October 26, 2026 at 12:21 PM UTCresolved

      All services are fully operational and running normally. We have verified system functionality, and no further impact is expected at this time. Thank you for your patience while we worked to resolve the issue. Please let us know if you experience any further problems.

    PHP vulnerability

    Started October 21, 2026 at 10:55 AM UTC · 18h 25m

    Pending
    1. October 21, 2026 at 10:55 AM UTCinvestigating

      We are aware of two recently discovered security vulnerabilities in PHP, a technology used by many websites. These vulnerabilities could potentially be exploited by attackers, which is why they are being treated as a high priority across the industry. Our technical teams are already preparing to implement the necessary security updates as soon as they become available. We are actively monitoring the situation and will share further updates through here.

    2. October 21, 2026 at 1:42 PM UTCidentified

      As we implement countermeasures to prevent malicious activity, some services may be temporarily disrupted. This includes uploads to websites, direct database access and calendar synchronization with third-party email applications. We are sorry for the inconvenience.

    3. October 21, 2026 at 2:41 PM UTCidentified

      The PHP security update is available and is currently being rolled out to our systems. Our technical teams are working on the rollout with full dedication. As soon as it is completed, we will inform you via this status page.

    4. October 21, 2026 at 2:52 PM UTCidentified

      All currently supported PHP version have now been patched. Thats PHP 8.2, 8.3 8.4 & 8.5 Older version are still being worked on. We will keep you updated when this is done

    5. October 21, 2026 at 4:44 PM UTCmonitoring

      Progress is being made, and CalDAV and phpMyAdmin are back online again We are actively monitoring the situation and will share further updates through here.

    6. October 22, 2026 at 5:20 AM UTCresolved

      We have now updated all available PHP versions, and all temporary countermeasures implemented during the event have been rolled back. We consider the incident resolved. However, we will continue to closely monitor the situation to ensure ongoing stability.

    Issues with website access

    Started October 6, 2026 at 7:12 PM UTC · 5h 22m

    IssuesMinor incident
    Affected components
    Webhosting
    1. October 6, 2026 at 7:12 PM UTCinvestigating

      We are currently experiencing issues with website access, causing timeouts or blank pages while trying to access websites, affecting some customers. As a result the following services might not be available: Website access Our Engineering team is doing all they can to get our systems back to normal as soon as possible. No data will be lost because of this issue. We will keep you updated on the progress and resolution of this issue.

    2. October 6, 2026 at 7:47 PM UTCidentified

      The issue has been identified, and a fix is being implemented. We will keep you updated on the progress and resolution of this issue.

    3. October 6, 2026 at 8:21 PM UTCmonitoring

      A fix has been implemented, and we are monitoring the results. We will keep you updated on the progress and resolution of this issue.

    4. October 6, 2026 at 9:33 PM UTCmonitoring

      We are continuing to monitor for any further issues. We will keep you updated on the progress and resolution of this issue.

    5. October 7, 2026 at 12:35 AM UTCresolved

      Website access has now been fully restored, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email here: https://www.one.com/chat.

    Issues with Website builder

    Started September 23, 2026 at 10:19 AM UTC · 58m

    IssuesMinor incident
    Affected components
    Website Builder
    1. September 23, 2026 at 10:19 AM UTCinvestigating

      We are currently experiencing issues with our website builder. Our Engineering team is doing all they can to get our systems back to normal as soon as possible. No data will be lost because of this issue. We will keep you updated on the progress and resolution of this issue.

    2. September 23, 2026 at 10:36 AM UTCmonitoring

      We are now starting to see improvements and most customers should by now have already regained access to Website Builder. Services are expected to be back up and fully running within the hour (by 13:30 CEST). Next update no later than that.

    3. September 23, 2026 at 11:17 AM UTCresolved

      Website builder access has now been fully restored, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email.

    Issues with mail services

    Started September 22, 2026 at 7:58 AM UTC · 44m

    IssuesMinor incident
    Affected components
    Webmail
    1. September 22, 2026 at 7:58 AM UTCinvestigating

      We are currently facing an issue with our webmail, mail.one.com, throwing a blank page. It is being investigated as we speak and we will keep you informed. Next update no later than 11:00 CEST.

    2. September 22, 2026 at 8:22 AM UTCidentified

      The root cause of the issue has been identified and our engineers are working to implement a fix. Next update no later than 10:50 CEST.

    3. September 22, 2026 at 8:42 AM UTCresolved

      Webmail access has now been fully restored, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email here: https://www.one.com/chat.

    Email delivery issues with Microsoft

    Started September 4, 2026 at 10:52 AM UTC · 10h 55m

    Pending
    1. September 4, 2026 at 10:52 AM UTCidentified

      Due to temporary capacity issues at Microsoft, emails to Microsoft servers may be delivered with a delay. If you receive a bounce with the subject “Delivery delayed”, this is an expected consequence of the current outage. No action is required on your part. The email will be delivered automatically as soon as the receiving email provider, Microsoft, has resolved the issue.

    2. September 4, 2026 at 1:47 PM UTCmonitoring

      Microsoft is accepting incoming emails again. Messages that previously received a “Delivery delayed” notice due to delays on Microsoft’s side are now being delivered gradually. We will continue monitoring the situation until all backlogs have been processed.

    3. September 4, 2026 at 9:47 PM UTCresolved

      Email delivery issues with Microsoft has now been fixed, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email here: https://www.one.com/chat.

    Issues with image loading in Website Builder

    Started September 2, 2026 at 10:14 AM UTC · 1h 26m

    IssuesMinor incident
    Affected components
    Website Builder
    1. September 2, 2026 at 10:14 AM UTCidentified

      We are currently seeing issues with images not loading for some Website Builder websites. We are working to fix this issue, and will update here when its done.

    2. September 2, 2026 at 11:40 AM UTCidentified

      Images are now loading again in Website Builder. If you keep having issues, reach out at https://one.com/chat

    3. September 2, 2026 at 11:40 AM UTCresolved

      This incident has been resolved.

    Issues with webmail

    Started September 2, 2026 at 9:15 AM UTC · 30m

    IssuesMinor incident
    Affected components
    Webmail
    1. September 2, 2026 at 9:15 AM UTCinvestigating

      We are currently experiencing issues with our webmail. Our Engineering team is doing all they can to get our systems back to normal as soon as possible. No data will be lost because of this issue. We will keep you updated on the progress and resolution of this issue.

    2. September 2, 2026 at 9:17 AM UTCinvestigating

      We are continuing to investigate this issue.

    3. September 2, 2026 at 9:44 AM UTCresolved

      Webmail access has now been fully restored, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email here: https://help.one.com/hc/en-us/requests/new

    Webmail issues

    Started September 1, 2026 at 7:14 AM UTC · 32m

    IssuesMinor incident
    Affected components
    Mail services
    1. September 1, 2026 at 7:14 AM UTCinvestigating

      We are currently experiencing issues with our webmail. Our Engineering team is doing all they can to get our systems back to normal as soon as possible. No data will be lost because of this issue. We will keep you updated on the progress and resolution of this issue.

    2. September 1, 2026 at 7:45 AM UTCresolved

      Webmail access has now been fully restored, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email here: https://help.one.com/hc/en-us/requests/new

    Issues with webmail

    Started September 1, 2026 at 5:23 AM UTC · 1h 3m

    IssuesMinor incident
    Affected components
    Webmail
    1. September 1, 2026 at 5:23 AM UTCinvestigating

      We are currently experiencing issues with webmail, causing an error after logging in, affecting some customers. Our Engineering team is doing all they can to get our systems back to normal as soon as possible. No data will be lost because of this issue. We will keep you updated on the progress and resolution of this issue.

    2. September 1, 2026 at 5:24 AM UTCinvestigating

      We are continuing to investigate this issue.

    3. September 1, 2026 at 6:26 AM UTCresolved

      Webmail access has now been fully restored, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email here: https://www.one.com/chat.

    Issues with calendar in webmail

    Started August 31, 2026 at 8:42 AM UTC · 2h 3m

    IssuesMinor incident
    Affected components
    Webmail
    1. August 31, 2026 at 8:42 AM UTCinvestigating

      We are currently experiencing issues with the calendar inside webmail, causing missing calendar entries, affecting some customers. Our Engineering team is doing all they can to get our systems back to normal as soon as possible. No data will be lost because of this issue. We will keep you updated on the progress and resolution of this issue.

    2. August 31, 2026 at 10:45 AM UTCresolved

      Calendar access has now been fully restored, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email here: https://www.one.com/chat.

    Issues with webmail

    Started August 31, 2026 at 8:30 AM UTC · 5m

    OutageCritical incident
    Affected components
    Webmail
    1. August 31, 2026 at 8:30 AM UTCinvestigating

      We are currently experiencing issues with webmail, causing 502 errors after logging in, affecting some customers. Mail delivery is not impacted by this Our Engineering team is doing all they can to get our systems back to normal as soon as possible. No data will be lost because of this issue. We will keep you updated on the progress and resolution of this issue.

    2. August 31, 2026 at 8:35 AM UTCresolved

      Webmail access has now been fully restored, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email here: https://www.one.com/chat.

    Webmail access problem

    Started August 3, 2026 at 9:13 AM UTC · 26m

    IssuesMinor incident
    Affected components
    Mail servicesWebmail
    1. August 3, 2026 at 9:13 AM UTCinvestigating

      Some customers are currently unable to access webmail. We are looking into this and will keep you posted on the progress. Next update no later than 12:00 CEST.

    2. August 3, 2026 at 9:20 AM UTCinvestigating

      We are continuing to investigate this issue.

    3. August 3, 2026 at 9:39 AM UTCresolved

      Webmail access has now been fully restored, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email here: https://www.one.com/chat.

    Scheduled maintenance on mail

    Started July 17, 2026 at 2:33 PM UTC · 7h 19m

    IssuesMinor incident
    Affected components
    Mail services
    1. July 17, 2026 at 2:33 PM UTCmonitoring

      A maintenance window has been scheduled for mail servers, on July 17 from 23:30 to 01:30 CET. Some users may experience short downtime periods during this maintenance window, which could affect email accessibility. If you experience any further trouble after the maintenance window has completed, please contact us on chat or email here: https://www.one.com/chat.

    2. July 17, 2026 at 9:52 PM UTCresolved

      The scheduled maintenance has been completed.

    Issues with database connection

    Started June 24, 2026 at 9:04 AM UTC · 20m

    IssuesMinor incident
    Affected components
    Databases
    1. June 24, 2026 at 9:04 AM UTCinvestigating

      Some customers are currently seeing "Unable to establish database connection" on their websites. We have identified the issue and our engineers are working to implement a fix We understand the impact this may have on your services and are prioritizing resolution. We will provide further updates as soon as more information becomes available.

    2. June 24, 2026 at 9:24 AM UTCresolved

      Access has now been fully restored, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email here: https://help.one.com/hc/en-us/requests/new

    Issue with incoming emails to Microsoft

    Started June 17, 2026 at 9:09 AM UTC · 1h 37m

    Pending
    1. June 17, 2026 at 9:09 AM UTCidentified

      There is a known issue on Microsoft's end, where incoming emails to recipients hosted there are not getting delivered. This is not something we are able to affect, so at the moment, we can only advise to wait for them to fix it.

    Issue with website stastistics

    Started June 10, 2026 at 12:27 PM UTC · Ongoing

    IssuesMinor incident
    Affected components
    Webstats
    1. June 10, 2026 at 12:27 PM UTCidentified

      For a while we have been experiencing issues with the weekly & monthly website statistics available in customer control panels. We are working on a new stable solution but can't gurantee when it will be in place. We will update this incident when we have any new updates to add. If you rely on these statistics, please note that daily numbers are still available in the meantime. We apologize for any inconvenience this may have caused.

    Issues with webmail

    Started June 9, 2026 at 6:43 AM UTC · 12m

    IssuesMinor incident
    Affected components
    Mail services
    1. June 9, 2026 at 6:43 AM UTCinvestigating

      We are currently experiencing issues with our webmail, causing the page not to load for some customers Our Engineering team is doing all they can to get our systems back to normal as soon as possible. No data will be lost because of this issue. We will keep you updated on the progress and resolution of this issue.

    2. June 9, 2026 at 6:55 AM UTCresolved

      Webmail access has now been fully restored, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email here: https://www.one.com/en-gb/about/contact-us/.

    Issues with webmail

    Started May 8, 2026 at 9:21 AM UTC · 1h 13m

    IssuesMinor incident
    Affected components
    Webmail
    1. May 8, 2026 at 9:21 AM UTCinvestigating

      We are currently experiencing issues with webmail, causing it to load slower than usual, affecting some customers. Our Engineering team is doing all they can to get our systems back to normal as soon as possible. No data will be lost because of this issue. We will keep you updated on the progress and resolution of this issue.

    2. May 8, 2026 at 10:34 AM UTCresolved

      Webmail access has now been fully restored, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email here: https://help.one.com/hc/en-us/requests/new.

    Issues with webmail

    Started April 27, 2026 at 11:47 AM UTC · 6m

    OutageMajor incident
    Affected components
    Webmail
    1. April 27, 2026 at 11:47 AM UTCinvestigating

      We are currently experiencing issues with webmail, causing blank pages, affecting some customers. This does not affect email services Our Engineering team is doing all they can to get our systems back to normal as soon as possible. No data will be lost because of this issue. We will keep you updated on the progress and resolution of this issue.

    2. April 27, 2026 at 11:53 AM UTCresolved

      Webmail access has now been fully restored, and all systems are verified to be working as expected again. If you are still having problems accessing related services with us, please contact us on chat or email here: https://www.one.com/chat.