Addresses checked: 16.15.199.226 (web), 16.15.212.133 (web), 16.15.236.221 (web), 16.15.252.248 (web), 52.101.194.155 (mail, optimoz-net.mail.protection.outlook.com), 52.101.41.122 (mail, optimoz-net.mail.protection.outlook.com), 52.101.41.206 (mail, optimoz-net.mail.protection.outlook.com), 52.101.60.148 (mail, optimoz-net.mail.protection.outlook.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.