We have recently experienced a Denial of Service (DoS) attack on our network and some of our external customer may have been affected intermittently.
We have been working with Janet UK to block the offending source of the traffic and Janet UK have now confirmed that an IP block is in place.
The outage started at approximately 16:30 and services were restored at 17:00.
We apologise for any inconvenience this will have caused to your services. A full Incident Report will be published in due course.