speedlify2

Lighthouse lab metrics, Axe, and Chrome UX Report field data for a list of sites recorded and compared over time.

Charts Measurement runs Embed a score

broadcom.com

https://www.broadcom.com/

45 90 96 92 ✗AXE ✗CWV

Data from Aug 28, 2026, 5:34 PM UTC old

Overall #1,499 Big Tech #16 · 1 measurement · since Aug 28, 2026

Stack

Cloudflare Hosted by Cloudflare

Core Web Vitals field data, url-level

Real Chrome users, 28-day window (2026-07-30 → 2026-08-26).

LCP 3.96 s needs-improvement
INP 169 ms good
CLS 0 good

Scores

45
Performance
no change
90
Accessibility
no change
96
Best Practices
no change
92
SEO
no change

Filmstrip Lighthouse, mobile

How the page drew during the measured load, at 8 points across 3.00 s.

  1. 375 ms
  2. 750 ms
  3. 1.13 s
  4. 1.50 s
  5. 1.88 s
  6. 2.25 s
  7. 2.63 s
  8. 3.00 s

Without JavaScript

The same load, photographed twice at 412×823: once with scripts disabled, once as rendered.

Scripts disabled
As rendered

43.6% of pixels differ — parts of the page change. A shifted layout counts as difference, so a <noscript> banner alone can account for a large figure.

Lab metrics Lighthouse, mobile

Metric Current Previous Change Best Worst Trend
LCP Largest Contentful Paint 8.87 s — — 8.87 s 8.87 s
CLS Cumulative Layout Shift 0 — — 0 0
TBT Total Blocking Time 1.10 s — — 1.10 s 1.10 s
FCP First Contentful Paint 2.72 s — — 2.72 s 2.72 s
Speed Index 4.40 s — — 4.40 s 4.40 s
TTFB Time to First Byte 621 ms — — 621 ms 621 ms

LCP Subparts lab observed, unthrottled

The subparts attribute LCP to your server, resource discovery, download, or rendering. Note that the Lab metrics LCP metric shown above is throttled.

element render delay 619 ms
time to first byte 24 ms

Field data Chrome UX Report, url-level

Real Chrome users, 28-day trailing window (2026-07-30 → 2026-08-26).

Metric p75 Rating Distribution (good / needs work / poor)
LCP CWV 3.96 s needs-improvement 52.7% good
INP CWV Interaction to Next Paint — field only, Lighthouse cannot measure this in a lab run 169 ms good 80.9% good
CLS CWV 0 good 93% good
FCP 2.61 s needs-improvement 58.4% good
TTFB 1.00 s needs-improvement 70% good

Lab LCP vs Field LCP

Lab 8.87 s
Field p75 3.96 s

The lab LCP is 2.24× the field p75 — real users likely have above-average hardware or network connectivity.

Field history 25 weeks

Weekly p75 from the CrUX History API, backfilled in a single request.

Week ending LCPINPCLSFCPTTFB
2026-08-22 3.99 s 172 ms 0 2.63 s 1.01 s
2026-08-15 3.86 s 172 ms 0 2.65 s 1.05 s
2026-08-08 3.84 s 172 ms 0 2.68 s 1.07 s
2026-08-01 3.81 s 164 ms 0 2.73 s 1.10 s
2026-07-25 3.77 s 161 ms 0.010 2.74 s 1.11 s
2026-07-18 3.74 s 160 ms 0.010 2.73 s 1.12 s
2026-07-11 3.69 s 161 ms 0.010 2.73 s 1.13 s
2026-07-04 3.67 s 162 ms 0.010 2.70 s 1.09 s
2026-06-27 3.51 s 154 ms 0 2.56 s 1.00 s
2026-06-20 3.55 s 152 ms 0 2.58 s 1.01 s
2026-06-13 3.57 s 151 ms 0 2.56 s 999 ms
2026-06-06 3.52 s 154 ms 0 2.54 s 1.01 s

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 2.13 MB — — 2.13 MB 2.13 MB
Requests 88 — — 88 88
Third-party Weight 758 kB — — 758 kB 758 kB
Third-party CPU 259 ms — — 259 ms 259 ms
Unused JS 404 kB — — 404 kB 404 kB
Unused CSS 150 kB — — 150 kB 150 kB

By resource type

  • script 42.3% 902 kB · 20 req
  • image 21.5% 458 kB · 21 req
  • font 21.1% 451 kB · 11 req
  • stylesheet 10% 213 kB · 13 req
  • other 4.4% 94.8 kB · 22 req
  • document 0.7% 14.6 kB · 1 req

Third parties 4 entities

758 kB transferred, 259 ms on the main thread.

Google Tag Manager 357 kB · 166 ms CPU
Optanon 260 kB · 57 ms CPU
Amplitude Mobile Analytics 139 kB · 35 ms CPU
Oracle 2.8 kB · 0 ms CPU

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 4.27 s — — 4.27 s 4.27 s
Long Tasks 16 — — 16 16
DOM Elements 567 — — 567 567
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 12 — — 12 12
A11y Failures 4 — — 4 4
A11y Failing Nodes 10 — — 10 10

Main thread work

script evaluation 1.84 s
other 1.26 s
style layout 419 ms
script parse compile 361 ms
parse HTML 228 ms
paint composite render 88 ms
garbage collection 74 ms

Axe violations axe-core 4.13.0, full rule set

12 violating nodes across 6 rules, 623 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • critical image-alt — Images must have alternative text 5 nodes
  • moderate heading-order — Heading levels should only increase by one 3 nodes
  • serious color-contrast — Elements must meet minimum color contrast ratio thresholds 1 node
  • moderate landmark-banner-is-top-level — Banner landmark should not be contained in another landmark 1 node
  • moderate landmark-contentinfo-is-top-level — Contentinfo landmark should not be contained in another landmark 1 node
  • moderate landmark-unique — Landmarks should have a unique role or role/label/title (i.e. accessible name) combination 1 node

Accessibility failures 4 of 27 audits

  • image-alt — Image elements do not have `[alt]` attributes 5 nodes
  • heading-order — Heading elements are not in a sequentially-descending order 3 nodes
  • color-contrast — Background and foreground colors do not have a sufficient contrast ratio. 1 node
  • label-content-name-mismatch — Elements with visible text labels do not have matching accessible names. 1 node

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h2

Measurement log

Every stored run for this URL, newest first.

When PerfLCPCLSTBTWeight RunsSpreadBenchTook
Aug 28, 2026, 5:34 PM UTC 45 8.87 s 0 1.10 s 2.13 MB 3/3 ±6 2,343 -5% 87.2s

Embed this score

Use this web component to show broadcom.com's scores on any website, updated whenever this instance re-measures. Don’t forget to bundle the speedlify2-score.js component code into your site! 

<speedlify2-score speedlify-url="https://www.speedlify.dev/" url="https://www.broadcom.com/"></speedlify2-score>