The platform relay is recognised by one host-and-port check everywhere

FixEmailService
Shipped
September 12, 2026 at 2:27 AM UTC
Author
Kamo
Commit
16d36f4

Refusing an off-domain From matched the relay by host and port, while the warm-up's delivery tracking and the test send's advice matched by host alone, so a provider saved with the relay's host on another port was the relay in two places and not in the third. PlatformRelayProperties.isRelay now takes both and is the only check.

All changes

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