Tailscale has partnered with Mullvad to offer its customers access to Mullvad's global network of VPN servers, allowing for private and secure internet browsing. This partnership enables Tailscale users to browse the web using Mullvad's servers as exit nodes, maintaining user privacy and anonymity. The service is available as a paid add-on to Tailscale plans, including the free plan, for $5 per month for every 5 devices. Mullvad is known for its strong commitment to user privacy and security, with features such as no logging or monitoring of user activity.