Postmaster
Welcome to Emarsys Postmaster page!
If you ended up on this page, you are most likely either looking for information about Emarsys-owned IP ranges and domains to add to your allow-list, or you have entered one of the Emarsys owned domains to your browser.
On this page you will find:
If you want to report abuse or get in touch with our deliverability or compliance teams, please write to:
abuse-report@emarsys.com.
The Emarsys Anti-Spam Policy
The Emarsys Privacy Policy
IP ranges used by Emarsys AG and Emarsys Inc
45.86.116.0/22 (1024 addresses)
45.87.196.0/22 (1024 addresses)
83.68.134.0/23 (512 addresses)
91.194.248.0/23 (512 addresses)
91.211.240.0/22 (1024 addresses)
185.4.120.0/23 (512 addresses)
185.4.122.0/24 (256 addresses)
185.90.20.0/22 (1024 addresses)
194.113.24.0/22 (1024 addresses)
195.54.172.0/23 (512 addresses)
217.175.194.0/24 (256 addresses)
45.91.44.0/23 (512 addresses)
Domains and subdomains owned by Emarsys (used in email headers)
emarsys.com
emarsys.net
emarsys.us
emsmtp.com
emsmtp.us
Shared “Returnpath:” header domains used by our clients
xpressus.emarsys.net
xpressus.emarsys.us
xpressus.emsmtp.com
xpressus.emsmtp.us
MX records used for bounce and reply management
mx.eemms.net
return0.emarsys.net
return1.emarsys.net