uk education system levels

If you are at an office or shared network, you can ask the network administrator to run a scan across the network looking for misconfigured or infected devices.
If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware.

References:

http://www.goodschoolsguide.co.uk/choosing-a-school/the-british-system
http://www.goodschoolsguide.co.uk/choosing-a-school/the-british-system