This note will be sent to all of the above Postmaster emails.
XS4ALL offers a feedback loop service, operated by Return Path, free of charge, to parties sending large amounts of mail to XS4ALL members. The feedback loop (FBL) will forward any mail reported as spam originating from the associated IP addresses back to the listed email address. We highly recommend the use of a dedicated e-mail address for this purpose.
A confirmation email will be sent to the contact email address you specify below. Once your request has been approved, Feedback Loop email will be sent to the email address listed in the "Feedback Loop Email" field.
To submit a request, you must agree to the Terms of Service.
This is where Feedback Loop emails will go once your Feedback Loop is activated. (No auto-replies, please!)
Please list one CIDR or IP per line for which you would like to receive an abuse report.CIDR ranges may be of /16 or higher.Please collapse all IPs to CIDR when possible. Individual IP addresses will be converted to their CIDR equivalent of x.x.x.x/32Learn more about CIDR ranges.
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Your application for this feedback loop service is approved at the sole discretion of XS4ALL.