Comments on: What is the List-Unsubscribe Header in Email Marketing? https://www.sendinblue.com/blog/list-unsubscribe-header/ All Your Digital Marketing Tools in One Place Thu, 09 Jul 2020 17:46:03 +0000 hourly 1 https://wordpress.org/?v=5.8.4 By: Sagar Shiroya https://www.sendinblue.com/blog/list-unsubscribe-header/#comment-1737 Thu, 09 Jul 2020 17:46:03 +0000 https://www.sendinblue.com/?p=51809#comment-1737 Hello I tried to implement this with yahoo. I used URL in list-unsubscribe and the URL is hitting Amazon AWS API Gateway. Everything working till 26th June. Suddenly from 26th June, clicking on Unsubscribe link started giving me an error that failed to unsubscribe. What should be an issue? Anything you can help us out.

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