Error: "421 4.7.0 [TSS04] Messages from x.x.x.x temporarily deferred due to user complaints

[Ashish Shukla]

Hi,

Is there anyone have solution for above problem. We are regular yahoo sender and have huge database size, But stuck with Yahoo TSS04 temporary deferred problem.

Checked all authentications are good, IPs are not blacklisted and content is also good. Contacted Yahoo they simple said follow best Deliverability practices.

I am ready to pay if you solve this problem.

Thanks,
Ashish