Email Notifications

Email Notification System Overview

ClassRanked uses industry-standard email delivery services to ensure reliable communication with students and administrators.

Email notifications are sent through Amazon SES (Simple Email Service) and occasionally Constant Contact.

Sender Addresses and Sources

Our system sends emails from the following domains:

Students and faculty may also receive emails from:

IT Requirements

To ensure proper delivery of ClassRanked emails, please whitelist the following:

Domains to Whitelist

IP Ranges to Whitelist

// Support (Constant Contact and Helpscout)
208.75.123.0/24
205.207.106.0/24

// Amazon SES
199.255.192.0/22
199.127.232.0/22
54.240.0.0/18
69.169.224.0/20
23.249.208.0/20
23.251.224.0/19
76.223.176.0/20
54.240.64.0/18
76.223.128.0/19
216.221.160.0/19
206.55.144.0/20
24.110.64.0/18

Security Measures

  • TLS encryption for all email transmission
  • Regular security audits
  • Compliance with CAN-SPAM Act requirements

For additional technical support or custom configuration assistance, please contact our IT support team at support@classranked.com

Still need help? Contact Us Contact Us