Addresses checked: 162.250.176.10 (web), 52.101.40.28 (mail, highlinesp-com.mail.protection.outlook.com), 52.101.41.54 (mail, highlinesp-com.mail.protection.outlook.com), 52.101.60.65 (mail, highlinesp-com.mail.protection.outlook.com), 52.101.8.71 (mail, highlinesp-com.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.