DNS repository domain information for smtpauth.exosphere3d.com. It is categorized as Engineering, points to the IPv4 address(ess): exosphere3d.com. 52.216.21.210 52.216.38.237 54.231.168.221 52.217.94.91 52.216.51.133 52.216.139.90 54.231.201.197 54.231.128.101 and we have 1 historical record(s) for it.