Domain Detective

API Reference

Enum

MessageHeaderIssue

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Namespace DomainDetective
Assembly DomainDetective
Source DomainDetective/CertificateInventoryNativeCtDiagnosticsHealthAnalyzer.cs:37
Base Enum
Implements
IComparable ISpanFormattable IFormattable IConvertible
Modifiers sealed

Identifies issues detected during message header analysis.

Inheritance

  • Enum
  • MessageHeaderIssue

Usage

This type appears in these public API surfaces even when no hand-authored example is attached directly to the page.

Returned or exposed by

Values

public const MessageHeaderIssue MissingArc #

No ARC headers were found.

Value: 0
public const MessageHeaderIssue InvalidArc #

The ARC chain exists but failed validation.

Value: 1
public const MessageHeaderIssue InvalidDkim #

One or more DKIM signatures were invalid.

Value: 2
public const MessageHeaderIssue DirectToExchangeOnline #

The message appears to have entered Exchange Online directly.

Value: 3
public const MessageHeaderIssue AuthenticationFailedDeliveredToInbox #

The message was delivered to Inbox despite failed authentication.

Value: 4
public const MessageHeaderIssue SelfSpoofDeliveredToInbox #

The message appears to be same-domain self-spoofing and reached Inbox.

Value: 5
public const MessageHeaderIssue GatewayLoopDetected #

The message appears to have looped between Exchange Online and a third-party gateway.

Value: 6
public const MessageHeaderIssue ExpectedMxBypassed #

The expected public MX path was not observed while direct Exchange Online ingress was observed.

Value: 7
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