As far as I can see that is probably an artefact of an overly helpful customer service person trying to troubleshoot mail delivery for you --srs ________________________________ From: Kristijonas Lukas Bukauskas <ripe@n0.lt> Sent: Thursday, March 4, 2021 5:47:38 AM To: Suresh Ramasubramanian <ops.lists@gmail.com> Cc: christian.teuschel@ripe.net <christian.teuschel@ripe.net>; anti-abuse-wg@ripe.net <anti-abuse-wg@ripe.net> Subject: Re: [anti-abuse-wg] UCEPROTECT DNSBL possibly abusive practice and RIPEStat Blacklist entries widget On 2021-03-04 01:54, Suresh Ramasubramanian wrote: Do you see email providers of significant size using it? --srs Potentially Microsoft [https://www.e-shot.net/insights/help/half-of-the-internet-is-blacklisted-uce...]. Office 365 Support has referred to uceprotect-level3 as a possible cause of why my mail gets delivered to the junk mail folder for their clients (https://pasteboard.co/JQYtxM2.png). -- Regards, Kristijonas