Permanent SMTP delivery error when sending to 35.165.168.89:25 (vrz-sms.mx.a.cloudfilter.net) 552 5.2.0 1.2.3.4 blocked AUP#BL

itseric100
Newbie

Hello, i have couple of servers and ip addresses that i use to send email to text but recently, all the ip range in my servers were blocked even the ones i did not use to send email to text. Below is the error response i get

Permanent SMTP delivery error when sending to 35.165.168.89:25 (vrz-sms.mx.a.cloudfilter.net)

552 5.2.0 107.167.93.179 blocked AUP#BL

Is this block placed by verizon itself or cloudfilter? if it is verizon, how can i get my ip range unblocked and functional again and if it is cloudfilter, how can i get through to them to delist my ip.  Please do not tell me you do not use vtex tanylonger and i should go to EMAG because the vtext is clearly working perfectly I look forward to your response. Regards

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