Addresses checked: 15.197.142.173 (web), 3.33.152.147 (web), 52.101.10.16 (mail, adsteam-org.mail.protection.outlook.com), 52.101.40.26 (mail, adsteam-org.mail.protection.outlook.com), 52.101.60.176 (mail, adsteam-org.mail.protection.outlook.com), 52.101.60.182 (mail, adsteam-org.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.