我们的邮件系统为行内领先，保证与各大高校有高抵达率、低延迟的通信。联系：postmaster@esietb.com 注册。
我们的邮件系统支持以下特性：
You've arrived at ESIEtb Mail, a best-in-class educational mail service for low-latency, high-deliverbility communication with academic addresses. For more information, contact postmaster@esietb.com.
We also offer an NTP service on UDP port 123, with NTS-KE on TCP port 4460. NTP Stats: chrony graphs, NTP Pool monitoring. For NTP inquries, contact root+ntp@esietb.com.