Addresses checked: 23.227.38.65 (web), 23.227.38.74 (web), 173.194.64.26 (mail, smtp.google.com), 192.178.209.26 (mail, smtp.google.com), 192.178.212.26 (mail, smtp.google.com), 192.178.212.27 (mail, smtp.google.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.