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

xtdb.com

https://xtdb.com/

70PERF 87A11Y 100BEST 75SEO ✗AXE –CWV

Ranks Overall #1,651 11ty Emeritus

Data from Sep 14, 2026, 12:01 PM UTC old Measured once a month · 4 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 4.0.4 Built with Astro 4.0.4
Amazon S3 Hosted by Amazon S3

Lighthouse Scores LAB Simulated

70
Performance
↓ -2 (-2.8%)
87
Accessibility
no change
100
Best Practices
no change
75
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 5.88 s poor ↑ +137 ms (+2.4%) 5.74 s – 5.88 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0.065 good → no change 0.065 – 0.065
TBT Total Blocking Time 107 ms good ↑ +56 ms (+109.8%) 49 ms – 107 ms
FCP First Contentful Paint 3.23 s poor ↑ +56 ms (+1.8%) 3.18 s – 3.24 s
Speed Index 3.23 s good ↓ -115 ms (-3.4%) 3.23 s – 3.35 s
TTFB Time to First Byte 608 ms good ↓ -19 ms (-3%) 606 ms – 627 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 319 ms
time to first byte 5 ms

Page weight

Metric Value Change / range Trend
Page Weight 879 kB ↓ -1.5 kB (-0.2%) 879 kB – 881 kB
Requests 39 → no change 39 – 39
Third-party Weight 4.3 kB ↑ +47 B (+1.1%) 4.2 kB – 4.3 kB
Third-party CPU 3 ms ↑ +1 ms (+78.6%) significant 1 ms – 3 ms
Unused JS 274 kB ↓ -168 B (-0.1%) 274 kB – 274 kB
Unused CSS 0 B → no change 0 B – 0 B

By resource type

Type Transfer Share Size Requests
script 47.7% 419 kB 19
image 34.8% 306 kB 6
font 12.1% 106 kB 4
document 3.1% 27.1 kB 1
stylesheet 2.2% 19.2 kB 5
other 0.3% 2.3 kB 4
Total 879 kB 39

Third parties 2 entities

Entity Transfer Size Main thread Simulated
Cloudflare CDN stylesheet 2.2 kB 0 ms
juxt.pro scriptother 2.1 kB 3 ms
Total 4.3 kB 3 ms

Page health

Metric Value Change / range Trend
Main Thread Work 2.41 s ↑ +255 ms (+11.8%) 1.98 s – 2.41 s
Long Tasks 3 → no change 3 – 3
DOM Elements 1,181 → no change 1,181 – 1,181
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 48 ↓ -1 (-2%) 42 – 49
A11y Failures 5 → no change 5 – 5
A11y Failing Nodes 50 → no change 50 – 50

Main thread work

Task Time Share Duration Simulated
other 39% 942 ms
style layout 25% 605 ms
paint composite render 21% 510 ms
script evaluation 12% 290 ms
parse HTML 2% 52 ms
script parse compile 0% 12 ms
Total 2.41 s

Axe violations axe-core 4.13.0, full rule set

48 violating nodes across 8 rules, 1511 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 32 nodes
  • serious aria-input-field-name — ARIA input fields must have an accessible name 5 nodes
  • moderate heading-order — Heading levels should only increase by one 3 nodes
  • critical button-name — Buttons must have discernible text 2 nodes
  • moderate landmark-unique — Landmarks should have a unique role or role/label/title (i.e. accessible name) combination 2 nodes
  • serious scrollable-region-focusable — Scrollable region must have keyboard access 2 nodes
  • moderate landmark-main-is-top-level — Main landmark should not be contained in another landmark 1 node
  • moderate landmark-no-duplicate-main — Document should not have more than one main landmark 1 node

Accessibility failures 5 of 30 audits

  • color-contrast — Background and foreground colors do not have a sufficient contrast ratio. 32 nodes
  • label-content-name-mismatch — Elements with visible text labels do not have matching accessible names. 8 nodes
  • aria-input-field-name — ARIA input fields do not have accessible names 5 nodes
  • heading-order — Heading elements are not in a sequentially-descending order 3 nodes
  • button-name — Buttons do not have an accessible name 2 nodes

Best Practices failures 1 of 19 audits

  • valid-source-maps — Missing source maps for large first-party JavaScript 1 item

SEO failures 3 of 9 audits

  • meta-description — Document does not have a meta description
  • link-text — Links do not have descriptive text 2 items
  • crawlable-anchors — Links are not crawlable 2 items

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
2026-04-11 → 2026-09-26 No data — 25 weeks under the CrUX reporting threshold

Runs

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Sep 14, 2026, 12:01 PM UTC 70 5.88 s 0.065 107 ms 879 kB 3/3 ±2 2,479 0% 33.9s Wayback
Sep 7, 2026, 9:09 AM UTC 72 5.74 s 0.065 51 ms 881 kB 3/3 ±1 2,838 +14% 32.4s Wayback
Aug 31, 2026, 4:05 AM UTC 71 5.86 s 0.065 49 ms 879 kB 3/3 ±1 2,290 -8% 34.2s Wayback
Aug 21, 2026, 8:31 PM UTC 70 5.87 s 0.065 105 ms 879 kB 3/3 ±2 2,455 -1% 34s Wayback