29th and 30th June – System Maintenance

June 26, 2026 12:27 pm

We will carry out emergency maintenance on our DNSSEC signing infrastructure on the following dates:  Details of Planned Maintenance for .UK DNSSEC signer:  Details of Planned Maintenance for gTLD DNSSEC signer:  This maintenance does not require downtime, but Zone changes will be delayed during this window. If you experience any unusual behaviour following this maintenance this...


24th June and 1st July 2026 – Maintenance Notice

June 19, 2026 12:08 pm

On Wednesday 24th June and Wednesday 1st July between 09:00 – 12:00 BST (UTC+1), we will be conducting emergency maintenance to apply critical security patches. These updates are necessary to address common vulnerabilities and exposures (CVEs) identified in a recent security advisory. Why this matters:  The patches resolve several high-severity security issues that could impact...


21st May – System Maintenance Notice

May 19, 2026 4:00 pm

On Thursday 21st May, we will be conducting critical maintenance to apply critical security patches. These updates are necessary to address common vulnerabilities and exposures (CVEs) identified in a recent security advisory. Timings: Why this matters:  The patches resolve several high-severity security issues that could impact system integrity and user access. Applying these updates is...


14th and 18th May – Maintenance Notice

May 12, 2026 6:15 pm

On Thursday 14th May and Monday 18th May between 09:00 – 11:00 BST (UTC+1), we will be conducting emergency maintenance to apply critical security patches. These updates are necessary to address common vulnerabilities and exposures (CVEs) identified in a recent security advisory. Why this matters:  The patches resolve several high-severity security issues that could impact...


12th May 2026 – Planned System Maintenance

April 20, 2026 3:17 pm

Please note this maintenance was previously scheduled for Tuesday 21st April. Please see new date and timings below. On Tuesday 12th May essential maintenance will be taking place from 06:00 – 08:00 BST (UTC+1). The following services will be unavailable during this time: Please note OT&E and Testbed will also be unavailable from 10:00 –...


Minerva House, Edmund Halley Road, Oxford Science Park, OX4 4DQ, United Kingdom