api-docs/docs/node-tracker/markdown/node-tracker.pageviewevent.referrer.md
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[Home](./index.md) > [@snowplow/node-tracker](./node-tracker.md) > [PageViewEvent](./node-tracker.pageviewevent.md) > [referrer](./node-tracker.pageviewevent.referrer.md)
## PageViewEvent.referrer property
The URL of the referring page
<b>Signature:</b>
```typescript
referrer?: string | null;
```