IT Instructions: Allowlisting Quantum Workplace
Provide this article to your organization's IT team to ensure Quantum Workplace emails are correctly delivered to your employees.
Last Updated: March 13, 2026
In this article:
Overview
Provide this article to your organization's IT team to ensure Quantum Workplace emails are correctly delivered to your employees.
Quantum Workplace reverse DNS setup and have an SPF record.
Email Allow List
- All emails are sent from noreply@quantumworkplace.com or support@quantumworkplace.com
- Email headers may appear to be coming from the subdomain @email.quantumworkplace.com
Server & IP Address Allow List
If your organization places a limit on the number of emails that can come in from a given IP address, raise or remove these limits to ensure survey invitations and reminders are properly delivered.
- Bulk emails are sent from the following IP addresses:
- 208.117.60.150
- 168.245.27.131
- Be sure to allowlist both IP addresses, in addition to the email address; if your system requires a subnet, please use /32
- Emails sent from outside of the Quantum Workplace software, i.e. release notes, webinar announcements, etc. are sent from the following IP addresses:
- 54.174.60.0/23
- 143.244.80.0/20
- 18.208.124.128/25
- 54.174.53.128/30
- 158.247.16.0/20
- 54.174.59.0/24
- 54.174.63.0/24
- 3.93.157.0/24
- 54.174.52.0/24
- 139.180.17.0/24
- 54.174.57.0/24
Domain Allow List
- https://www.quantumworkplace.com/
Compatible Web Browsers
Quantum Workplace is compatible with the following browsers:
- Google Chrome
- Microsoft Edge
- Safari
One HR platform for connected talent insights. See how Quantum Workplace brings your data together across 1-on-1s, talent reviews, performance reviews, and more—so you can spot trends, act fast, and make more informed people decisions. Explore the interactive product tour or request a personalized demo with your Customer Success Manager.