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34.228.172.36
184.73.213.211
107.21.109.42
Please open these ports for all IP addresses listed: 80, 443, 636. Ports 80 and 443 cover standard HTTP and HTTPS traffic. Port 636 should cover LDAP authentication. For 184.73.226.62, which is our SFTP server, please also open ports 22 and 1025 through 65535. Port 22 is the control port for SFTP. Any port in the range of 1025 through 65535 can be used for data transfer. This list has been updated, so please check to see if you have any other IP addresses listed for GradesFirst. If so, please remove them.
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