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

visible.vc

https://visible.vc/

56PERF 96A11Y 77BEST 100SEO !AXE !CWV

Ranks Overall #1,117 Astro Showcase #103

Data from Oct 2, 2026, 1:48 PM UTC old Measured once a month · 1 run since Oct 2, 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

56
Performance
no change
96
Accessibility
no change
77
Best Practices
no change
100
SEO
no change

Metrics LAB FIELD

Core Web Vitals: failing 3 of 3 assessed from real Chrome users.

Field figures are the p75 across real Chrome users over a 28-day trailing window (2026-09-02 → 2026-09-29), url-level.

Metric Lab Simulated Field
Value Change / range Trend p75 Distribution
LCP CWV Largest Contentful Paint 3.49 s needs work — 3.49 s – 3.49 s 3.14 s needs work 68% 13.2% 18.9%
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a — 207 ms needs work 73.2% 19.8% 7%
CLS CWV Cumulative Layout Shift 0.184 needs work — 0.184 – 0.184 0.180 needs work 56.8% 29.3% 13.9%
TBT Total Blocking Time 920 ms poor — 920 ms – 920 ms n/a —
FCP First Contentful Paint 2.74 s needs work — 2.74 s – 2.74 s 1.98 s needs work 72.1% 18.3% 9.7%
Speed Index 3.83 s needs work — 3.83 s – 3.83 s n/a —
TTFB Time to First Byte 632 ms good — 632 ms – 632 ms 1.37 s needs work 52.1% 32.9% 15.1%

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 128 ms
time to first byte 22 ms

LCP LAB Simulated vs LCP FIELD

Lab 3.49 s
Field p75 3.14 s

The lab LCP is 1.11× the field p75 — real users likely have above-average hardware or network connectivity.

Page weight

Metric Value Change / range Trend
Page Weight 1.24 MB — 1.24 MB – 1.24 MB
Requests 48 — 48 – 48
Third-party Weight 1.16 MB — 1.16 MB – 1.16 MB
Third-party CPU 387 ms — 387 ms – 387 ms
Unused JS 475 kB — 475 kB – 475 kB
Unused CSS 68.4 kB — 68.4 kB – 68.4 kB

By resource type

Type Transfer Share Size Requests
script 86.5% 1.05 MB 19
stylesheet 5.9% 72.1 kB 3
font 3.1% 37.8 kB 1
document 2.2% 26.2 kB 1
other 1.2% 14.3 kB 14
image 1.1% 13.7 kB 6
Total 1.24 MB 48

Third parties 11 entities

Entity Transfer Size Main thread Simulated
Google Tag Manager script 530 kB 149 ms
Intercom script 308 kB 118 ms
Hubspot script 105 kB 39 ms
Hotjar 65.2 kB 61 ms
cloudfront.net 48.0 kB 0 ms
All 11 1.16 MB 387 ms

Page health

Metric Value Change / range Trend
Main Thread Work 3.41 s — 3.41 s – 3.41 s
Long Tasks 12 — 12 – 12
DOM Elements 683 — 683 – 683
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 2 — 2 – 2
A11y Failures 1 — 1 – 1
A11y Failing Nodes 2 — 2 – 2

Main thread work

Task Time Share Duration Simulated
script evaluation 52% 1.76 s
other 19% 651 ms
style layout 14% 474 ms
script parse compile 10% 334 ms
paint composite render 2% 78 ms
garbage collection 2% 67 ms
parse HTML 1% 44 ms
Total 3.41 s

Axe violations axe-core 4.13.0, full rule set

2 violating nodes across 1 rule, 306 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • serious link-name — Links must have discernible text 2 nodes
    Offending elements
    1. .gap-3.items-center.flex > .flex:nth-child(1)
      <a class="flex" href="https://www.linkedin.com/company/visible-vc/">
    2. .gap-3.items-center.flex > .flex:nth-child(2)
      <a class="flex" href="https://www.youtube.com/channel/UC8orNc5UAyGQKKfiX8INsSg">

Accessibility failures 1 of 26 audits

  • link-name — Links do not have a discernible name 2 nodes

Best Practices failures 2 of 19 audits

  • third-party-cookies — Uses third-party cookies 18 items
  • inspector-issues — Issues were logged in the `Issues` panel in Chrome Devtools 1 item

Hygiene

HTTPS HSTS CSP Clickjacking protection Origin isolation Trusted Types bfcache h2

Measurement log

Field history 25 weeks

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

Week ending LCPINPCLSFCPTTFB
2026-09-26 3.33 s 206 ms 0.180 1.99 s 1.35 s
2026-09-19 3.33 s 212 ms 0.170 2.01 s 1.38 s
2026-09-12 3.25 s 212 ms 0.160 1.99 s 1.38 s
2026-09-05 3.31 s 217 ms 0.150 1.96 s 1.34 s
2026-08-29 3.41 s 262 ms 0.150 1.99 s 1.36 s
2026-08-22 3.43 s 232 ms 0.150 1.98 s 1.34 s
2026-08-15 3.49 s 228 ms 0.150 2.00 s 1.36 s
2026-08-08 3.42 s 217 ms 0.140 1.97 s 1.33 s
2026-08-01 3.26 s 208 ms 0.150 1.94 s 1.32 s
2026-07-25 3.20 s 220 ms 0.150 1.97 s 1.33 s
2026-07-18 3.19 s 222 ms 0.150 1.98 s 1.32 s
2026-07-11 3.06 s 217 ms 0.150 2.00 s 1.37 s

Runs

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Oct 2, 2026, 1:48 PM UTC 56 3.49 s 0.184 920 ms 1.24 MB 3/3 ±20 2,598 +5% 30.4s Wayback