Demand for the AIS site is such that they are giving it more power.
The site will be down for a couple of hours from 10.00am on Monday 2nd of August
The service, currently operating at 512Kbyte, will be upgraded to 1Mbyte Bandwidth. There are now over 50,000 registered users and over the last year there have been an average of 19,200 log-ins with 16,500 briefings delivered per month.
NOTAM office staff are available to assist users to obtain a briefings during the period using Tel No 020 8745 3450 or 3451.
For more info see the Flyer Forum or the AIS site