How do I use SPFBL feedback loop for email?
Summary
What email marketers say14Marketer opinions
Marketer from Email Geeks shares they are sending ARF reports for mail sent to recipients who complained previously that the sender is contacting again. These reports are in response to mail that was rejected at RCPT TO and state that the recipient doesn’t want to receive messages from the same sender, so this sender must be forced to stop it.
Email marketer from Gmass.co explains that using feedback loops, including SPFBL, in conjunction with other authentication methods improves deliverability and prevents email from landing in spam folders.
Email marketer from SendGrid suggests that best practices for feedback loops include promptly removing complaining recipients from your mailing list to avoid future deliverability issues.
Email marketer from Email Marketing Forum responds that proactively handling abuse reports received through SPFBL helps maintain a clean sending reputation and prevents blacklisting.
Email marketer from Stack Overflow suggests contacting SPFBL directly to declare your IP ranges and set up a recipient address for ARF reports. They are responsive.
Email marketer from Reddit shares that SPFBL helps you identify compromised accounts or malicious activity that might be leading to spam complaints, enhancing overall security.
Marketer from Email Geeks notes seeing a real increase in the amount of reports coming from that FBL on the last few months, so probably more brazilian ISPs are implementing it.
Marketer from Email Geeks clarifies that it depends if you own your AS; it’s free to declare IPs of your own AS, but if you’re just a end user, only having one or few IPs, then you’ll need to pay.
Email marketer from GlockApps shares setting up a feedback loop like SPFBL involves configuring a dedicated email address to receive ARF reports, then analyzing the data to identify and remove problem subscribers.
Marketer from Email Geeks shares that on SPFBL ARF reports, they are lowercasing all the SMTP From address, so if case is important for you on the local part, the report become unusable.
Marketer from Email Geeks explains that you can contact them to declare your IPs and define a recipient address for the ARFs and that they are super reactive on Whatsapp. Expert from Email Geeks adds you can email or WhatsApp them for addition. Also check <https://spfbl.net/en/contact/>.
Marketer from Email Geeks shares that it sounds like it’s a paid feed, referencing their budget inclusion for each IP range in their DNSAL: <https://spfbl.net/en/contact/>
Email marketer from Mailhardener.com shares that monitoring feedback loops allows for proactive identification of deliverability issues and spam complaints before they significantly impact sending reputation.
Email marketer from EmailVendorSelection.com answers that using feedback loops, including SPFBL, allows senders to identify and remove subscribers who mark emails as spam, improving sender reputation.
What the experts say2Expert opinions
Expert from Word to the Wise shares that one of the keys to ongoing deliverability, is list hygiene. Making sure you remove email addresses of users who are marking your email as spam/junk.
Expert from SpamResource.com explains that Feedback Loops are a system where complaint data is sent back to the sender so that they can stop sending to people who don't want their mail.
What the documentation says5Technical articles
Documentation from Spamhaus answers that SPFBL ARF reports contain data about spam complaints, including the original message and reporting IP addresses, which can be used to improve filtering.
Documentation from RFC specifies how ARF reports can be used within email infrastructure, providing guidelines for processing and reacting to feedback loop data.
Documentation from Port25 answers that understanding feedback loops, like SPFBL, involves setting up a system to receive and analyze ARF reports to identify spam complaints and improve sender reputation.
Documentation from SPFBL.net explains SPFBL provides ARF (Abuse Reporting Format) reports to help identify and stop spammers. It is a feedback loop designed for ISPs and ESPs.
Documentation from IETF explains that ARF (Abuse Reporting Format) is a standard format for email feedback reports, enabling automated processing of abuse reports.