Hi, Any one from Yahoo mail please look into this issue. Mails from Rackspace are getting rejected by Yahoo.
Some of our IPs which are affected: 184.106.54.111 184.106.54.108 184.106.54.75 184.106.54.74 184.106.54.116 184.106.54.102 184.106.54.119 We are getting this error: Failed - host mta5.am0.yahoodns.net[67.195.228.106] said: 553 5.7.2 [TSS11] All messages from 184.106.54.108 will be permanently deferred; Retrying will NOT succeed. See https://postmaster.yahooinc.com/error-codes (in reply to MAIL FROM command) I would be grateful if you could investigate this issue and reply to us. Regards Nitin Kumar Postmaster Rackspace Technology
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