OpenSRS's email service is provided through two clusters, cluster A and cluster B. For both the clusters, please include _spf.hostedemail.com in the SPF record.
v=spf1 include:_spf.hostedemail.com ~all
If you need help creating the SPF record, please refer to the SPF creation wizard. After creating the SPF record as a TXT entry on the domain, you can validate the record here.
Email cluster A
- All outbound email for both regular deliveries and filter-only deliveries originates from 216.40.44.0/24
- All outbound forward and autoresponder traffic originates from 216.40.42.17 (the IP address has matching forward and reverse DNS of forward.hostedemail.com).
- All migration traffic originates from 216.40.42.15 (fetchmail-snat.a.hostedemail.com).
Email cluster B
- All outbound email for both regular deliveries and filter-only deliveries originates from 64.98.42.0/24.
- All outbound forward and autoresponder traffic originates from 64.98.36.17 (the IP address has matching forward and reverse DNS of forward.b.hostedemail.com).
- All migration traffic originates from 64.98.36.15 (fetchmail-snat.b.hostedemail.com).
Email notifications to registrants
To allow outbound email notifications from OpenSRS sent to registrants on behalf of the reseller, please include registrarmail.net in the SPF record of the domain configured as the technical email address of a reseller account.
include:registrarmail.net
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