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

gruntjs.com

https://gruntjs.com/

100 73 96 92 ✗AXE –CWV

Ranks Overall #1,275 Developer Tooling #48 Test Runners #8

Data from Sep 7, 2026, 7:15 PM UTC old Measured every 2 days · 13 runs since Aug 20, 2026

Elsewhere: PageSpeed Insights · Calibre · Treo · CrUX Vis · Wayback Machine

Stack

Cloudflare Hosted by Cloudflare

Lighthouse Scores

100
Performance
no change
73
Accessibility
no change
96
Best Practices
↑ +4 (+4.3%)
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

0% of pixels differ — they are identical. 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 1.37 s 1.37 s ↓ -7 ms (-0.5%) 1.25 s 1.38 s
CLS Cumulative Layout Shift 0 0 → no change 0 0
TBT Total Blocking Time 0 ms 0 ms → no change 0 ms 0 ms
FCP First Contentful Paint 1.07 s 1.07 s ↓ -7 ms (-0.7%) 1.06 s 1.10 s
Speed Index 1.07 s 1.07 s ↓ -7 ms (-0.7%) 1.06 s 1.10 s
TTFB Time to First Byte 617 ms 624 ms ↓ -7 ms (-1.1%) 611 ms 654 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 81 ms
time to first byte 16 ms

Field data

Field history 25 weeks

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

Week ending LCPINPCLSFCPTTFB
2026-03-28 → 2026-09-05 No data — 24 weeks under the CrUX reporting threshold
2026-03-21 1.46 s — 0 1.44 s 1.03 s

Page weight

Metric Current Previous Change Best Worst Trend
Page Weight 101 kB 101 kB ↓ -110 B (-0.1%) 101 kB 101 kB
Requests 24 44 ↓ -20 (-45.5%) significant 24 44
Third-party Weight 0 B 0 B → no change 0 B 0 B
Third-party CPU 0 ms 0 ms → no change 0 ms 0 ms
Unused JS 0 B 0 B → no change 0 B 0 B
Unused CSS 12.7 kB 12.7 kB → no change 12.7 kB 12.7 kB

By resource type

  • image 78.3% 76.6 kB · 19 req
  • stylesheet 15.1% 14.8 kB · 1 req
  • document 3.3% 3.2 kB · 1 req
  • font 2.9% 2.9 kB · 1 req
  • other 0.3% 290 B · 1 req

Page health

Metric Current Previous Change Best Worst Trend
Main Thread Work 330 ms 334 ms ↓ -4 ms (-1.2%) 267 ms 454 ms
Long Tasks 0 0 → no change 0 1
DOM Elements 185 185 → no change 185 185
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 32 32 → no change 29 32
A11y Failures 4 4 → no change 4 4
A11y Failing Nodes 28 28 → no change 28 28

Main thread work

other 177 ms
style layout 119 ms
paint composite render 12 ms
parse HTML 11 ms
script evaluation 9 ms
script parse compile 1 ms

Axe violations axe-core 4.13.0, full rule set

32 violating nodes across 6 rules, 363 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • serious color-contrast — Elements must meet minimum color contrast ratio thresholds 15 nodes
  • serious link-in-text-block — Links must be distinguishable without relying on color 11 nodes
  • moderate region — All page content should be contained by landmarks 3 nodes
  • moderate landmark-one-main — Document should have one main landmark 1 node
  • serious link-name — Links must have discernible text 1 node
  • moderate page-has-heading-one — Page should contain a level-one heading 1 node

Accessibility failures 4 of 14 audits

  • color-contrast — Background and foreground colors do not have a sufficient contrast ratio. 15 nodes
  • link-in-text-block — Links rely on color to be distinguishable. 11 nodes
  • link-name — Links do not have a discernible name 1 node
  • landmark-one-main — Document does not have a main landmark. 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 Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Sep 7, 2026, 7:15 PM UTC 100 1.37 s 0 0 ms 101 kB 3/3 ±0 2,477 0% 22.1s Wayback
Sep 5, 2026, 8:05 AM UTC 100 1.37 s 0 0 ms 101 kB 3/3 ±0 2,304 -7% 22.4s Wayback
Sep 4, 2026, 12:59 AM UTC 100 1.37 s 0 0 ms 101 kB 3/3 ±0 3,080 +24% 21.6s Wayback
Sep 2, 2026, 11:09 PM UTC 100 1.38 s 0 0 ms 101 kB 3/3 ±0 2,313 -7% 22.4s Wayback
Sep 1, 2026, 8:52 PM UTC 100 1.36 s 0 0 ms 101 kB 3/3 ±0 2,992 +21% 21.1s Wayback
Aug 31, 2026, 6:06 PM UTC 100 1.37 s 0 0 ms 101 kB 3/3 ±0 2,345 -5% 22.1s Wayback
Aug 27, 2026, 2:31 PM UTC 100 1.37 s 0 0 ms 101 kB 3/3 ±0 2,469 0% 22.2s Wayback
Aug 26, 2026, 4:39 AM UTC 100 1.25 s 0 0 ms 101 kB 3/3 ±0 2,935 +18% 22.6s Wayback
Aug 25, 2026, 3:53 AM UTC 100 1.37 s 0 0 ms 101 kB 3/3 ±0 2,485 0% 22.4s Wayback
Aug 24, 2026, 3:03 AM UTC 100 1.37 s 0 0 ms 101 kB 3/3 ±0 2,510 +1% 23.4s Wayback
Aug 23, 2026, 1:16 AM UTC 100 1.36 s 0 0 ms 101 kB 3/3 ±0 2,427 -2% 22.7s Wayback
Aug 22, 2026, 1:09 AM UTC 100 1.37 s 0 0 ms 101 kB 3/3 ±0 2,472 0% 26.3s Wayback
Aug 20, 2026, 11:29 PM UTC 100 1.36 s 0 0 ms 101 kB 3/3 ±0 2,423 -2% 21.8s Wayback