Addresses checked: 199.36.158.100 (web), 142.250.113.26 (mail, smtp.google.com), 142.250.113.27 (mail, smtp.google.com), 142.250.138.27 (mail, smtp.google.com), 192.179.22.26 (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.