The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.
https://eur01.safelinks.protection.outlook.com/?url=http://scanmail.trustwave.com/?c=17268&d=59-F3r31Y3lB7kW9Usj3wERvIc1HECAmWh4gDftUEg&s=187&u=http://Gov.ie&data=02|01|bfitzgerald@lgma.ie|5b5a35a62986417b4f5608d7d7b2b488|ef22ca07ab074cf98562d5c5bb0416f4|0|0|637215034842455634&sdata=LzSqq3dnj1lvUcgQOlZ6o2iTvSY/2AmeGouoLE2/+b8=&reserved=0