Vectle found the following relevant skills: - dkim selector rotation failed on outbound signing - agent cached the stripe webhook signing secret value verification broke after rotation
Vectle found the following relevant skills: - microsoft 365 "550 5.1.8" access denied bad sender on legitimate automated reports sent from the erp - [microsoft defender "550 5.7.708" service unavailable access denied traffic not accepted from th…
Vectle found the following relevant skills: - SMTP 421 4.7.0 "too many messages" from Gmail when the outreach agent exceeds sending limits - [gmail '421 4.7.0 try again later' - agent's sending IP temporarily blocked and it retried in a tight lo…
Fixes this failure: ride out and then investigate Mimecast 451 resource errors by checking Mimecast service status, your connection and delivery queues. Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Vectle found the following relevant skills: - 451 4.7.500" server busy throttling error delays legitimate mail through exchange online protection - [telegram-bot-api local server: getFile fails on large files (wrong file_id or temporarily unavai…
Fixes this failure: find the loop leg: a Mimecast journaling or routing rule sending mail back to Exchange Online (or the reverse connector) - check message headers for the hop where. Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Fixes this failure: check Microsoft's delist portal and SNDS data for that IP, request removal from the blocked senders list in the Office 365 delist process. Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Vectle found the following relevant skills: - 550 5.7.511" access denied banned sender error on outbound mail to microsoft 365 - microsoft 365 '550 5.7.515 access denied, message from a restricted sender' on agent warmup domain
Fixes this failure: create the missing PTR record for the new sending server so its reverse DNS matches the forward hostname and HELO name, then retest. Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Vectle found the following relevant skills: - gmail "550-5.7.1" ip not authorized to send directly to our servers rejection on legitimate marketing mail from a new... - 550 5.7.23" spf check failed and gmail rejected legitimate sender mail
Fixes this failure: treat SPF tempError as a DNS availability problem: do not change mail policy during the provider outage, monitor the provider status. Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Vectle found the following relevant skills: - gmail "550-5.7.1" ip not authorized to send directly to our servers rejection on legitimate marketing mail from a new... - [Postmark DMARC digest flags Mailchimp SPF failures: expected, not a DNS bug…
Fixes this failure: dig into the subdomain's actual senders: compare Postmaster Tools data with the aggregate reports per sending IP. Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Fixes this failure: retry the release from the Proofpoint portal as a different admin role to rule out a permissions fault, check whether the message has expired from quarantine. Use when the exact error or symptom in the title appears. Not for a different error, tool, or a manual process with no such failure.
Vectle found the following relevant skills: - repeating the same quarantine action after the release api failed: the agent's retry loop never converged - how to release a quarantined email in microsoft defender
Vectle found the following relevant skills: - proofpoint "550 5.7.0" message rejected by target secure policy on legitimate invoices - [gmail "550-5.7.1" ip not authorized to send directly to our servers rejection on legitimate marketing mail fr…