speedlify2

Lighthouse lab metrics, Axe, and Chrome UX Report field data for a list of sites recorded and compared over time. Follow us on Mastodon or Bluesky.

Charts Compare Measurement runs Embed a score Open to Work

templatedeck.com

https://templatedeck.com/

100PERF 96A11Y 100BEST 100SEO ✗AXE –CWV

Ranks Overall #1,161 11ty Emeritus

Data from Oct 4, 2026, 10:54 PM UTC old Measured once a week · 7 runs since Aug 21, 2026

Elsewhere: PageSpeed Insights · Calibre · Treo · CrUX Vis · Tame the Bots · Scoring Calculator · Wayback Machine

Lab data is measured using Lighthouse, Mobile mode unless otherwise specified. Field data is reported from Chrome UX Report (using p75 measurements).

Stack

Astro Built with Astro
Vercel Hosted by Vercel

Lighthouse Scores LAB Simulated

100
Performance
no change
96
Accessibility
no change
100
Best Practices
no change
100
SEO
no change

Metrics LAB

No field data: the Chrome UX Report is not being collected for this project, so every figure below is from the Lighthouse run.

Metric Lab Simulated
Value Change / range Trend
LCP CWV (estimate) Largest Contentful Paint 1.81 s good ↓ -19 ms (-1%) 1.81 s – 2.03 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0 good → no change 0 – 0
TBT Total Blocking Time 0 ms good → no change 0 ms – 0 ms
FCP First Contentful Paint 1.06 s good ↑ +131 ms (+14.1%) 931 ms – 1.06 s
Speed Index 1.14 s good ↓ -114 ms (-9.1%) 1.14 s – 1.36 s
TTFB Time to First Byte 612 ms good ↓ -19 ms (-3%) 608 ms – 631 ms

LCP Subparts LAB Unthrottled

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

element render delay 74 ms
time to first byte 5 ms

Page weight

Metric Value Change / range Trend
Page Weight 264 kB ↑ +179 B (+0.1%) 263 kB – 264 kB
Requests 13 → no change 13 – 13
Third-party Weight 0 B → no change 0 B – 0 B
Third-party CPU 0 ms → no change 0 ms – 0 ms
Unused JS 0 B → no change 0 B – 0 B
Unused CSS 0 B → no change 0 B – 0 B

By resource type

Type Transfer Share Size Requests
font 44.3% 117 kB 2
image 44% 116 kB 5
stylesheet 5.2% 13.6 kB 1
document 3.1% 8.1 kB 1
script 3.1% 8.1 kB 2
other 0.5% 1.2 kB 2
Total 264 kB 13

Page health

Metric Value Change / range Trend
Main Thread Work 282 ms ↓ -185 ms (-39.6%) significant 282 ms – 467 ms
Long Tasks 0 → no change 0 – 0
DOM Elements 137 → no change 137 – 137
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 8 → no change 7 – 8
A11y Failures 1 → no change 1 – 1
A11y Failing Nodes 4 → no change 4 – 4

Main thread work

Task Time Share Duration Simulated
other 48% 135 ms
style layout 31% 87 ms
script evaluation 10% 29 ms
paint composite render 6% 17 ms
parse HTML 4% 12 ms
script parse compile 1% 3 ms
Total 282 ms

Axe violations axe-core 4.13.0, full rule set

8 violating nodes across 2 rules, 218 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 4 nodes
    Offending elements
    1. .animate-fade-in-sequence-1 > .-top-2.-right-2.px-3 
      <span class="absolute -top-2 -right-2 z-10 text-sm font-medium px-3 py-1 rounded-full shadow-lg bg-green-600 text-white"> free </span>
    2. .animate-fade-in-sequence-3 > .-top-2.-right-2.px-3 
      <span class="absolute -top-2 -right-2 z-10 text-sm font-medium px-3 py-1 rounded-full shadow-lg bg-green-600 text-white"> free </span>
    3. .animate-fade-in-sequence-4 > .-top-2.-right-2.px-3 
      <span class="absolute -top-2 -right-2 z-10 text-sm font-medium px-3 py-1 rounded-full shadow-lg bg-green-600 text-white"> free </span>
    4. .text-yellow-800 
      <p class="text-sm text-yellow-800 dark:text-yellow-800 mt-6"> By subscribing you agree to receive emails from TemplateDeck. </p>
  • moderate region — All page content should be contained by landmarks 4 nodes
    Offending elements
    1. .text-yellow-900 
      <p class="text-xl md:text-2xl text-yellow-900 dark:text-yellow-900 leading-relaxed max-w-xl mb-8"> <span class="font-semibold text-yellow-950 dark:text-yellow-950">Stay in the loop.</span> Get notifi…
    2. #mce-EMAIL 
      <input type="email" name="EMAIL" id="mce-EMAIL" placeholder="your@email.com" required="" class="flex-1 min-h-[56px] ...">
    3. .text-yellow-800 
      <p class="text-sm text-yellow-800 dark:text-yellow-800 mt-6"> By subscribing you agree to receive emails from TemplateDeck. </p>
    4. section:nth-child(7) 
      <section>

Accessibility failures 1 of 20 audits

  • color-contrast — Background and foreground colors do not have a sufficient contrast ratio. 4 nodes

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
Oct 4, 2026, 10:54 PM UTC 100 1.81 s 0 0 ms 264 kB 3/3 ±0 3,091 +24% 22s Wayback
Sep 27, 2026, 9:05 PM UTC 100 1.83 s 0 0 ms 264 kB 3/3 ±0 2,357 -5% 23.9s Wayback
Sep 20, 2026, 6:10 PM UTC 100 1.81 s 0 0 ms 264 kB 3/3 ±1 2,476 0% 23.9s Wayback
Sep 13, 2026, 5:29 PM UTC 100 1.81 s 0 0 ms 264 kB 3/3 ±1 2,474 0% 23.5s Wayback
Sep 6, 2026, 2:08 PM UTC 100 1.81 s 0 0 ms 264 kB 3/3 ±1 2,461 -1% 23.7s Wayback
Aug 30, 2026, 1:41 PM UTC 99 2.03 s 0 0 ms 263 kB 3/3 ±0 2,492 0% 23.3s Wayback
Aug 21, 2026, 4:38 PM UTC 100 1.81 s 0 0 ms 263 kB 3/3 ±1 2,472 -1% 23.4s Wayback