SPF hardfail and DKIM failure when recipient has e-mail forwarding

spf dkim email-server domainkeys mail-forwarding

Solution 1:

The forwarding server needs to setup SRS in order not to break your SPF http://www.open-spf.org/srs/

Related

Best sysctl.conf configuration for high load - extremely busy content streaming server
How do I increase size of Terminal on Linux
Is there anywhere that I can get a valid , signed, SSL cert to the "localhost" domain for testing?
EC2 Auto Scaling for mortals? Does that exist?
Track, save and revert file system modifications made by a program under Linux
NGINX 'global' location
Since upgrading to Solaris 11, my ARC size has consistently targeted 119MB, despite having 30GB RAM. What? Why?
Can't connect to Tomcat even though it's running
haproxy - pass original / remote ip in tcp mode
How to correctly save and load a model with custom CTC layer (Keras example)
Optimization problem with non-linear constraint
HTML video player (Fluid Player) playing more then one video