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.

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fiff.de

https://www.fiff.de/

61PERF 91A11Y 100BEST 83SEO ✗AXE –CWV

Ranks Overall #1,590 Built Awesome #1,052

Data from Oct 5, 2026, 5:59 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

Eleventy 2.0.1 Built with Eleventy 2.0.1
Self-hosted · Apache Hosted by Self-hosted

Lighthouse Scores LAB Simulated

61
Performance
↓ -1 (-1.6%)
91
Accessibility
no change
100
Best Practices
no change
83
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 18.98 s poor ↑ +3224 ms (+20.5%) 4.21 s – 20.35 s
INP CWV Interaction to Next Paint — field only, no lab run can measure it n/a —
CLS CWV (estimate) Cumulative Layout Shift 0.009 good ↓ -0.001 (-10%) 0.009 – 0.052
TBT Total Blocking Time 0 ms good → no change 0 ms – 445 ms
FCP First Contentful Paint 4.97 s poor ↑ +668 ms (+15.5%) 2.71 s – 5.02 s
Speed Index 5.62 s needs work ↓ -94 ms (-1.6%) 5.26 s – 8.41 s
TTFB Time to First Byte 898 ms needs work ↓ -298 ms (-24.9%) 774 ms – 1.69 s

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 2.17 s
time to first byte 296 ms

Page weight

Metric Value Change / range Trend
Page Weight 5.92 MB ↓ -256.3 kB (-4.2%) 5.73 MB – 6.19 MB
Requests 201 ↓ -1 (-0.5%) 198 – 202
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 50.8 kB → no change 50.8 kB – 50.8 kB

By resource type

Type Transfer Share Size Requests
image 79.7% 4.71 MB 77
script 5.7% 337 kB 76
font 5% 294 kB 2
media 3.9% 229 kB 2
other 3.3% 196 kB 5
stylesheet 1.6% 93.1 kB 28
document 0.8% 48.5 kB 2
Total 5.92 MB 201

Page health

Metric Value Change / range Trend
Main Thread Work 848 ms ↓ -488 ms (-36.5%) 848 ms – 2.98 s
Long Tasks 2 → no change 2 – 11
DOM Elements 1,914 ↓ -24 (-1.2%) 1,840 – 1,950
Axe Violations Violating nodes from a full Axe CLI run (more than Lighthouse reports) 146 ↓ -1 (-0.7%) 144 – 151
A11y Failures 5 → no change 5 – 5
A11y Failing Nodes 103 ↓ -2 (-1.9%) 99 – 107

Main thread work

Task Time Share Duration Simulated
other 48% 404 ms
style layout 28% 235 ms
script evaluation 8% 67 ms
parse HTML 7% 62 ms
paint composite render 6% 55 ms
script parse compile 2% 14 ms
garbage collection 1% 12 ms
Total 848 ms

Axe violations axe-core 4.13.0, full rule set

146 violating nodes across 7 rules, 3520 passing. This is a standalone Axe CLI run and is stricter than the subset Lighthouse already includes.

  • moderate region — All page content should be contained by landmarks 90 nodes
    Offending elements (5 of 90)
    1. .active.carousel-item > .responsivecard > .responsivecard__media 
      <figure class="responsivecard__media">
    2. .active.carousel-item > .responsivecard > .responsivecard__body > .mb-1.small.text-muted 
      <div class="text-muted small mb-1">Konferenz</div>
    3. .active.carousel-item > .responsivecard > .responsivecard__body > .responsivecard__title > .d-lg-none 
      <span class="d-lg-none">#FIfFKon42 - Keine Panik!</span>
    4. .active.carousel-item > .responsivecard > .responsivecard__body > p:nth-child(3) 
      <p>3.09.2026</p>
    5. .active.carousel-item > .responsivecard > .responsivecard__body > .responsivecard__text > .d-lg-none 
      <span class="d-lg-none">Die FIfFKon42 (30.10. – 01.11.2026 im Theater im Delphi in Berlin) hat das Motto "Keine Panik! Resilienz in der Polykrise". Das Programm ist jetzt veröffentlicht und der Ticke…
  • serious color-contrast — Elements must meet minimum color contrast ratio thresholds 36 nodes
    Offending elements (5 of 36)
    1. .col-lg-4.col-xl-3.col-12:nth-child(1) > .shadow.h-100.card > .card-footer.flex-row.d-flex > .my-auto.me-auto.text-decoration-none 
      <a aria-label="Unzwingbar: Kein Bock auf Krieg und Wehrpflicht" href="/beitraege/2026/unzwingbar-kein-bock-auf-krieg-und-wehrpflicht/" class="text-decoration-none me-auto my-auto">weiterlesen</a>
    2. .col-lg-4.col-xl-3.col-12:nth-child(2) > .shadow.h-100.card > .card-footer.flex-row.d-flex > .my-auto.me-auto[aria-label="FIfF-Konferenz 2026"] 
      <a aria-label="FIfF-Konferenz 2026" href="/aktivitaeten/2026/fiff-konferenz-2026/" class="text-decoration-none me-auto my-auto">weiterlesen</a>
    3. .my-auto.me-auto[aria-label="Hände weg vom IFG!"] 
      <a aria-label="Hände weg vom IFG!" href="/beitraege/2026/haende-weg-vom-ifg/" class="text-decoration-none me-auto my-auto">weiterlesen</a>
    4. .my-auto.me-auto[href="/fiff-kommunikation/2026/2/"] 
      <a aria-label="FIfF-Kommunikation 2/2026 erschienen" href="/fiff-kommunikation/2026/2/" class="text-decoration-none me-auto my-auto">weiterlesen</a>
    5. .col-lg-4.col-xl-3.col-12:nth-child(5) > .shadow.h-100.card > .card-footer.flex-row.d-flex > .my-auto.me-auto.text-decoration-none 
      <a aria-label="Grüne Bits – Nachhaltige Rechenzentren" href="/aktivitaeten/2026/gruene-bits/" class="text-decoration-none me-auto my-auto">weiterlesen</a>
  • serious aria-command-name — ARIA commands must have an accessible name 6 nodes
    Offending elements (5 of 6)
    1. iframe >>> div[data-feature="AtX4b"] 
      <div data-feature="AtX4b" class="leaflet-marker-icon umap-drop-icon readonly leaflet-zoom-animated leaflet-interactive" tabindex="0" role="button" style="margin-left: -16px; margin-top: -42px; width:…
    2. iframe >>> div[data-feature="vQ6W4"] 
      <div data-feature="vQ6W4" class="leaflet-marker-icon umap-drop-icon readonly leaflet-zoom-animated leaflet-interactive" tabindex="0" role="button" style="margin-left: -16px; margin-top: -42px; width:…
    3. iframe >>> div[data-feature="0AAxe"] 
      <div data-feature="0AAxe" class="leaflet-marker-icon umap-drop-icon readonly leaflet-zoom-animated leaflet-interactive" tabindex="0" role="button" style="margin-left: -16px; margin-top: -42px; width:…
    4. iframe >>> div[data-feature="kH446"] 
      <div data-feature="kH446" class="leaflet-marker-icon umap-drop-icon readonly leaflet-zoom-animated leaflet-interactive" tabindex="0" role="button" style="margin-left: -16px; margin-top: -42px; width:…
    5. iframe >>> div[data-feature="LsORG"] 
      <div data-feature="LsORG" class="leaflet-marker-icon umap-drop-icon readonly leaflet-zoom-animated leaflet-interactive" tabindex="0" role="button" style="margin-left: -16px; margin-top: -42px; width:…
  • moderate heading-order — Heading levels should only increase by one 6 nodes
    Offending elements (5 of 6)
    1. .active.carousel-item > .responsivecard > .responsivecard__body > .responsivecard__title 
      <h3 class="responsivecard__title"><span class="d-lg-none">#FIfFKon42 - Keine Panik!</span> <span class="d-none d-lg-inline">FIfF-Konferenz 2026</span></h3>
    2. #themenfelder > .responsivecard:nth-child(2) > .responsivecard__body > .responsivecard__title 
      <h3 class="responsivecard__title">Frieden, Rüstung und Informatik</h3>
    3. #testimonial-1 > .testimonialcard.mx-auto.card > .g-0.row.align-items-center > .col-md-8 > .card-body > h5 
      <h5 class="card-title mb-0">Constanze Kurz</h5>
    4. #broschuere > .responsivecard > .responsivecard__body > .responsivecard__title 
      <h3 class="responsivecard__title">Digitalisierung, Frieden, Verantwortung</h3>
    5. .col-lg-3.col-sm-12.col-md-6:nth-child(1) > .text-white.bg-primary.h-100 > .flex-column.h-100.card-body > h3 
      <h3 class="card-title"> Mitmachen </h3>
  • critical image-alt — Images must have alternative text 6 nodes
    Offending elements (5 of 6)
    1. iframe >>> div[data-feature="AtX4b"] > .icon-container[data-ref="container"] > img[loading="lazy"] 
      <img loading="lazy" src="https://www.fiff.de/assets/images/logos/favicon-96x96.png">
    2. iframe >>> div[data-feature="vQ6W4"] > .icon-container[data-ref="container"] > img[loading="lazy"] 
      <img loading="lazy" src="https://www.fiff.de/assets/images/logos/favicon-96x96.png">
    3. iframe >>> div[data-feature="0AAxe"] > .icon-container[data-ref="container"] > img[loading="lazy"] 
      <img loading="lazy" src="https://www.fiff.de/assets/images/logos/favicon-96x96.png">
    4. iframe >>> div[data-feature="kH446"] > .icon-container[data-ref="container"] > img[loading="lazy"] 
      <img loading="lazy" src="https://www.fiff.de/assets/images/logos/favicon-96x96.png">
    5. iframe >>> div[data-feature="LsORG"] > .icon-container[data-ref="container"] > img[loading="lazy"] 
      <img loading="lazy" src="https://www.fiff.de/assets/images/logos/favicon-96x96.png">
  • critical button-name — Buttons must have discernible text 1 node
    Offending element
    1. iframe >>> .umap-control-more 
      <button class="umap-control-more" type="button" data-ref="button"></button>
  • serious link-name — Links must have discernible text 1 node
    Offending element
    1. iframe >>> .attribution-toggle 
      <a href="#" class="attribution-toggle"></a>

Accessibility failures 5 of 33 audits

  • label-content-name-mismatch — Elements with visible text labels do not have matching accessible names. 50 nodes
  • color-contrast — Background and foreground colors do not have a sufficient contrast ratio. 36 nodes
  • target-size — Touch targets do not have sufficient size or spacing. 10 nodes
  • heading-order — Heading elements are not in a sequentially-descending order 6 nodes
  • landmark-one-main — Document does not have a main landmark. 1 node

SEO failures 2 of 9 audits

  • link-text — Links do not have descriptive text 49 items
  • crawlable-anchors — Links are not crawlable 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
2026-07-25 → 2026-09-26 No data — 10 weeks under the CrUX reporting threshold
2026-07-18 722 ms — 0 774 ms 306 ms
2026-07-11 714 ms — 0 740 ms 293 ms
2026-07-04 756 ms — 0 835 ms 304 ms
2026-06-27 738 ms 374 ms 0 833 ms 290 ms
2026-06-20 743 ms 314 ms 0 856 ms 285 ms
2026-06-13 870 ms 318 ms 0 960 ms 301 ms
2026-06-06 835 ms — 0 881 ms 300 ms
2026-05-30 863 ms — 0 886 ms 328 ms
2026-05-23 777 ms — 0 848 ms 332 ms
2026-04-11 → 2026-05-16 No data — 6 weeks under the CrUX reporting threshold

Runs

Every stored run for this URL, newest first.

When Scores PerfLCPCLSTBTWeight RunsSpreadBenchTook Archive
Oct 5, 2026, 5:59 PM UTC 61 18.98 s 0.009 0 ms 5.92 MB 3/3 ±21 2,946 +18% 43.2s Wayback
Sep 28, 2026, 10:40 AM UTC 62 15.76 s 0.010 0 ms 6.19 MB 3/3 ±17 2,463 -1% 58.8s Wayback
Sep 21, 2026, 1:08 AM UTC 61 20.35 s 0.009 0 ms 5.73 MB 3/3 ±29 2,480 0% 44.4s Wayback
Sep 14, 2026, 12:47 AM UTC 59 18.85 s 0.009 2 ms 6.13 MB 3/3 ±30 2,485 0% 46.3s Wayback
Sep 6, 2026, 11:32 PM UTC 63 18.70 s 0.009 0 ms 6.03 MB 3/3 ±26 2,408 -3% 51.6s Wayback
Aug 30, 2026, 11:12 PM UTC 65 4.21 s 0.052 445 ms 5.96 MB 3/3 ±22 2,184 -12% 54.4s Wayback
Aug 21, 2026, 12:48 PM UTC 59 17.71 s 0.009 0 ms 5.96 MB 3/3 ±23 2,468 -1% 54.6s Wayback

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