# EventSequenceToken.SequenceTokenCompatibilityDomain

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.providers.streams.common.eventsequencetoken/) | [Properties](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.providers.streams.common.eventsequencetoken/properties/)

[Source](https://github.com/dotnet/orleans/blob/8bc9fd244427351ad24ccc039a9e7642a42c1cc4/src/Orleans.Streaming/Common/EventSequenceToken.cs#L87)

```csharp
protected virtual Type SequenceTokenCompatibilityDomain
```

Gets the compatibility domain used to determine which event sequence tokens share this token's numeric equality and ordering contract.