[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [DOM](./puppeteer.protocol.dom.md) > [Node](./puppeteer.protocol.dom.node.md) > [baseURL](./puppeteer.protocol.dom.node.baseurl.md) ## Protocol.DOM.Node.baseURL property Base URL that `Document` or `FrameOwner` node uses for URL completion. Signature: ```typescript baseURL?: string; ```