Complaint feedback loop address header (CFBL-Address)
In the realm of email communication, whether you rely on an Email Service Provider (#ESP) or manage your own email infrastructure, feedback loops are instrumental in preserving sender reputation and guaranteeing the delivery of authentic messages. Nonetheless, setting up and overseeing feedback loops can frequently become a cumbersome and time-consuming task. This is precisely where CFBL-Address Header steps in—a pioneering solution that streamlines this entire process. Let’s delve into the significance of CFBL-Address Header, understanding its functionality, and why it stands as a crucial tool for both email senders and providers. What is CFBL-Address Header? The CFBL Address header, outlined in RFC 9477, empowers email authors to designate the Complaint Feedback Loop (CFBL) address directly within the message header. This designated address serves as the primary point of contact for receiving feedback from mailbox providers regarding email complaints. How Does it Work? Traditionally,