Source
Crawling & technical audit — found from sitemap — Lumar
Checked for Lumar on 13 Oct 2026
- Page
- https://www.lumar.io/product-guides/how-to-crawl/core-web-vitals-metrics/
- Checked
- 13 Oct 2026, 15:17 UTC
- How we may use it
- Public page, crawling permitted
Technical details
- type
- page
- http status
- 200
- content hash
- sha256:34e191785ef468cb6e6fb43f1012141296313d1d0878fa5cb66aa801539b33eb
- permission
- robots_ok
- screenshot
- Screenshot on file (internal exhibit, not published)
Cited by
Facts read from this source
-
Cwv metrics Report an error
“Lumar allows you to capture web performance and Core Web Vital metrics at scale in dedicated Site Speed projects and also provides some basic reporting in SEO projects.”
-
Site speed data sources Report an error
“Lumar’s site speed metrics, cover Lighthouse performance metrics (or lab data) at scale, and origin-level field data from the Chrome User Experience Report (CrUX).”
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Metrics available Report an error
“First Contentful Paint (FCP) measures the time from when the page starts loading to when any part of the page’s content is rendered on the screen. FCP is available for both Lighthouse and CrUX data.”
-
Inp crux only Report an error
“INP uses field data, and is therefore only available for CrUX origin-level data.”
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Tbt lighthouse only Report an error
“This metrics uses lab data, and is therefore only available for Lighthouse data.”
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Report count Report an error
“Lumar has 90 reports in the site speed module, designed to give you actionable insights into the errors impacting the performance of your site.”
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SEO project extra metrics Report an error
“In addition to LCP and CLS, SEO projects also have some additional metrics including Time to Interactive (TTI), First Contentful Paint (FCP), Time to First Byte (TTFB), HTML size, and fetch time.”
-
SEO module reports available Report an error
“If you’re an existing customer with our Technical SEO module, you can access the overview reports in the Page Speed section of the Experience category. Just note that the JavaScript rendering feature needs to be enabled to capture the metrics in your next crawl.”
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Measurement method site speed Report an error
“Within our full Site Speed Metrics module, Lumar requests a page and runs the Lighthouse library on our own servers. For CrUX, we use the CrUX API.”
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Measurement method SEO module Report an error
“Within the SEO module, Lumar uses our own Page Rendering Service (PRS) to crawl and render the HTML, and capture Core Web Vital and web performance scores in a lab environment.”
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Data studio Report an error
“Yes, all our reports are available in our Data Studio connector. To add these reports to an existing dashboard, you must edit the data source and reconnect it to allow it to find these new data points.”
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API reports Report an error
“Will the new metrics and reports be available in the API? Yes. Please read our API documentation to understand how to start pulling the data into your own workflows.”
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Lighthouse vs crux inp Report an error
“the Lighthouse performance metrics include LCP and CLS, but not INP”
-
Site speed module subscription Report an error
“To access our full site speed metrics, you will need to add the module to your subscription.”
1 fact read from this page is not shown because it could not be confirmed on the page as captured.
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