[WEEKLY TECHNICAL REPORT - W18 / 2026]
barclays.co.uk
60
TTFB (Server Latency) 24ms
LCP (Visual Loading) 9979ms
Total Payload 1.27 MB
Network Requests 77
ENVIRONMENTAL IMPACT
0.051g CO2 per visit
The inefficiency of this page is such that it takes only 99 visits to consume the energy required for one full smartphone charge.
Loading these bits is equivalent to keeping a LED light bulb on for 1 minutes.
CORE DIAGNOSTICS
First Contentful Paint (FCP) 4981ms
Total Blocking Time (TBT) 50ms
Cumulative Layout Shift (CLS) 0