Yes, router has been re- booted. I can't really see any difference in browsing myself and a ping to my website doesn't show anything too bad (I don't think).
C:\Users\Mark>ping www.
Pinging .me.uk [92.48.108.230] with 32 bytes of data:
Reply from 92.48.108.230: bytes=32 time=12ms TTL=54
Reply from 92.48.108.230: bytes=32 time=12ms TTL=54
Reply from 92.48.108.230: bytes=32 time=12ms TTL=54
Reply from 92.48.108.230: bytes=32 time=13ms TTL=54
Ping statistics for :
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 12ms, Maximum = 13ms, Average = 12ms