New ISP Feedback Loop:

Validity's Mathieu Girol has announced that Telecom Italia will now be offering an ISP Feedback Loop through the Validity Universal FBL service. If you manage feedback loops for an ESP or email sending platform, you'll want to go sign up for this ASAP!

The domains this new ISP FBL covers are:,, And here's all the different ISPs and companies covered via the Validity FBL service:

And if you're new to deliverability and FBLs, perhaps wondering exactly what is an ISP Feedback Loop and what does it do, click here for more details.

I am told that complaints will be coming from this email address:

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