Ad-Carbon profile

mbl.is

C

Heavier than 74% of the sites we’ve measured

902 KB
Ad & tracking data
9%
Share of the page
54
Ad / tracker requests
4.0 kg
CO2 / 1M pageviews

On a homepage load, mbl.is pulls 902 KB of advertising and tracking data — 9% of the page — across 54 ad/tracker requests, from vendors such as Meta Pixel, Piano, Microsoft Clarity. That data costs about 4.0 kg of CO₂ per million pageviews on the EU-average grid (grade C).

Vendors loaded

Meta Pixel, Piano, Microsoft Clarity

Indicative figure from a single cold homepage crawl (latest monthly HTTP Archive dataset), classified by an open third-party-domain map and converted at 0.0165 kWh/GB on the EU-average electricity grid. Directional, not a full site audit.
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