Addresses checked: 5.134.6.150 (web), 18.133.136.186 (mail, d228759.a.ess.uk.barracudanetworks.com), 18.133.136.187 (mail, d228759.a.ess.uk.barracudanetworks.com), 18.133.136.188 (mail, d228759.a.ess.uk.barracudanetworks.com).
We check the web server and mail server IP addresses against free spam and malware blocklists. A listing usually means spam or malware was seen recently — follow the list’s own process to be removed.