What rules should I add to our allow list to ensure Transistor's emails are delivered to my company?
Have your IT team allow email receiving from these email addresses, IP addresses & domains:
- Sending email: support@transistor.fm and mail@transistor.fm
- IP address: 159.183.152.21
- Domains: em7173.transistor.fm and transistor.fm
If you have additional questions please reach out to us:
- Email - support@transistor.fm
- Live Chat: https://transistor.fm/contact/
Updated on: 10/10/2026
Thank you!
