[android-components](../../index.md) / [mozilla.components.feature.top.sites](../index.md) / [TopSite](index.md) / [createdAt](./created-at.md)# createdAt`val createdAt: `[`Long`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-long/index.html)`?`[(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/feature/top-sites/src/main/java/mozilla/components/feature/top/sites/TopSite.kt#L20)The optional date the top site was added.### Property`createdAt` - The optional date the top site was added.
