PowerMTA™ 4.5r1 
mta.streamad.in 

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Queue Detail
namerocketmail.com/pmta5-150
recipients1
kbytes27.6
active connections0
pausedno
modenormal
backoff reason 
next retry2026-06-17 11:13:30
Last Errors
timeerror
2026-06-17 07:13:30 Error: "421 4.7.0 [TSS04] Messages from 5.135.250.150 temporarily deferred due to unexpected volume or user complaints - 4.16.55.1; see https://postmaster.yahooinc.com/error-codes" while connected from mercury.streamad.in (5.135.250.150) to mta7.am0.yahoodns.net (67.195.204.77)
2026-06-17 03:13:29 Error: "421 4.7.0 [TSS04] Messages from 5.135.250.150 temporarily deferred due to unexpected volume or user complaints - 4.16.55.1; see https://postmaster.yahooinc.com/error-codes" while connected from mercury.streamad.in (5.135.250.150) to mta7.am0.yahoodns.net (67.195.228.94)
2026-06-16 23:13:28 Error: "421 4.7.0 [TSS04] Messages from 5.135.250.150 temporarily deferred due to unexpected volume or user complaints - 4.16.55.1; see https://postmaster.yahooinc.com/error-codes" while connected from mercury.streamad.in (5.135.250.150) to mta6.am0.yahoodns.net (98.136.96.76)
2026-06-16 19:13:27 Error: "421 4.7.0 [TSS04] Messages from 5.135.250.150 temporarily deferred due to unexpected volume or user complaints - 4.16.55.1; see https://postmaster.yahooinc.com/error-codes" while connected from mercury.streamad.in (5.135.250.150) to mta6.am0.yahoodns.net (67.195.228.111)
2026-06-16 19:12:59 Error: "550 5.7.9 This mail has been blocked because the sender is unauthenticated. Yahoo requires this sender to authenticate with DMARC (DMARC-aligned DKIM or DMARC-aligned SPF). Authentication results: DKIM = FAILURE - SPF bcsonline.org.in with ip 5.135.250.150 = FAILURE. See https://senders.yahooinc.com/smtp-error-codes/#authentication-failures for more information." while connected from mercury.streamad.in (5.135.250.150) to mta6.am0.yahoodns.net (67.195.228.111)
Recipient Events       (Deliveries: 0, Bounces: 1, Deferrals: 4)
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