Addresses checked: 104.21.65.198 (web), 172.67.191.245 (web), 188.114.96.3 (web), 188.114.97.3 (web), 162.255.118.51 (mail, eforward1.registrar-servers.com), 162.255.118.52 (mail, eforward2.registrar-servers.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.