WebPerformance Report
powered by WebPageTest
#WebPerf result for:
URL: https://www.ibm.com/us-en
From: Ireland - (Chrome) - Mobile
Date: 2025-03-22T14:53:09
Filmstrip - Video - Map - Opportunities - History - Frustration index (new)
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Optimization Scores
Grades for the most critical performance optimizations.
|
Perf Links
Great posts about web tech.
⚡️ New tools for a better UX [catchpoint]
⚡️ Bloomberg Backs Open Web Docs [bloomberg]
⚡️ Why Do Tech SEO and WebPerf Matter [techseovitals]
⚡️ Web Performance Guide [mozilla]
Core Web Vitals
UX Metrics for loading, visual stability, and interactivity.
|
LCP
|
CLS
|
TBT
|
| 5.156s | 0.196 | 8.356s |
|---|
|
LCP - CrUX
|
CLS - CrUX
|
INP - CrUX
|
TTFB - CrUX (new)
|
| 4.359s | 0.070 | 0.451s | 1.278s |
|---|
Lighthouse Scores
Diagnose performance issues - 3G Fast connection.
|
Performance
|
Accessibility
|
Best Practices
|
SEO
|
| 33 | 91 | 96 | 86 |
|---|
Performance Results
High-level metrics information about the page that was tested.
|
First Byte
|
Start Render
|
FCP
|
Speed Index
|
| 0.747s | 5.200s | 5.156s | 8.119s |
|---|
Document Complete
|
Time
|
Requests
|
Bytes In
|
| 21.980s | 71 | 3,579 KB |
|---|
Fully Loaded
|
Time
|
Requests
|
Bytes In
|
| 22.227s | 71 | 3,579 KB |
|---|
Content Breakdown
Website content breakdown by MIME type.
|
MIME Type
|
Requests
|
Bytes
|
| js | 39 | 2,675KB |
|---|---|---|
| css | 6 | 226KB |
| image | 8 | 426KB |
| font | 9 | 218KB |
| html | 3 | 33KB |
