The customer authorization (provided in the link you clicked) is out of date, and does not entitle you to use the Blended Threat service.
http://p9tre.emv3.com/HS?b=Z30JlePS_yZGk3uJYVGB2njFdYFz-XTsUNxncHS4dNFi03dYevWsr9AnwIrH5L1O&c=2zPcV7VqUgRYS2Aq9bexhg