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April 2025 Release Notes

· 2 min read

We've added new properties to our real user monitoring data, started surfacing more info on iframe LCP in lab results, and published several new articles on how to improve your Core Web Vitals.

Track HTTP protocol version in RUM

Our real user monitoring product now tracks the HTTP protocol version of the HTML document request. For example, you can see how often your website uses HTTP/1.1, HTTP/2, or HTTP/3.

HTTP protocol version performance breakdown

Cross-frame LCP in lab data

In the CrUX data that impacts Google rankings, iframes can be the responsible for the Largest Contentful Paint score.

Lighthouse lab test results usually just show the LCP score for the main frame. In DebugBear you can now also view the LCP All Frames metric.

LCP in an iframe

Case study with The Independent

Mandip Ahdan explains why page speed is important for news websites and how they've used DebugBear to optimize their performance.

New articles

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