SMTP
Send, test, and debug SMTP mail flows with safe dry runs, provider-aware auth, and deliverability checks.
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Send, test, and debug SMTP mail flows with safe dry runs, provider-aware auth, and deliverability checks.
Debug DNS resolution and network connectivity. Use when troubleshooting DNS failures, testing port connectivity, diagnosing firewall rules, inspecting HTTP requests with curl verbose mode, configuring /etc/hosts, or debugging proxy and certificate issues.
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