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Performance

· 22 checks — Lighthouse + waterfall + sustainability rolled into one auditable list.
SCORE
80
GRADE
B
FIX
3
REVIEW
7
PASS
9
INFO
3

Performance-focused optimization plan with CWV assessment, top offenders, and time estimates

73
Performance Overall performance score (0–100) based on Core Web Vitals and other metrics. 90+ is good.
89
Accessibility Measures how accessible the page is for users with disabilities. Checks color contrast, ARIA labels, and semantic HTML.
96
Best Practices Checks for modern web development best practices including HTTPS, no console errors, and secure JavaScript.
92
SEO Measures basic SEO optimizations: meta tags, crawlability, link text, and mobile friendliness.

First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.

819 ms

Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.

2.17 s

Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.

0 ms

Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.

0.270

Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.

1.66 s

Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.

2.17 s

Page Load Progression

375 ms
750 ms
1.1 s
1.5 s
1.9 s
2.2 s
2.6 s
3.0 s
Checks
22
9 PASS 7 REVIEW 3 FIX
F
Page Weight Budget
Action
9.1 MB transferred, 120 requests
FIX
9.1 MB transferred, 120 requests
Critical::
Page weighs 11.7 MB (9.1 MB transferred)
Warning::
Images are 7.9 MB — compress or use modern formats
Convert images to WebP/AVIF and resize to display dimensions to reduce transfer size.
Got: 7.9 MB
Info::
Fonts are 290 KB — consider subsetting or using system fonts
Subset fonts to include only used characters, or switch to system font stacks.
Got: 290 KB
Info::
CSS is 223 KB — consider purging unused styles
Remove unused CSS rules with tools like PurgeCSS to reduce stylesheet size.
Got: 223 KB
Warning::
120 HTTP requests — consider bundling or reducing
Each request adds latency. Bundle small files, use sprites, or eliminate unnecessary requests.
Info::
Estimated 1.9 g CO2 per page load
9.1 MB / 2.4 MB budget
9.1 MB transferred
120 requests
1.9 g CO2 per page load
Images 7.9 MiB 87%
JavaScript 468.9 KiB 5%
Fonts 289.9 KiB 3%
CSS 223.0 KiB 2%
Other 152.3 KiB 2%
HTML 33.4 KiB 0%
0 2.4 MB 4.9 MB
Over budget

Convert images to WebP/AVIF and resize to display dimensions to reduce transfer size.

Why this matters

Image bandwidth is high — modern formats (WebP/AVIF) and resizing typically cut it 50%+.

Source: web.dev

Subset fonts to include only used characters, or switch to system font stacks.

Why this matters

Font payload is large — subset to used glyphs only, or fall back to system fonts (zero load time).

Source: web.dev font loading

Remove unused CSS rules with tools like PurgeCSS to reduce stylesheet size.

Why this matters

CSS bundle is large — purge unused styles (PurgeCSS, Tailwind JIT) to reduce CSS payload.

Source: web.dev

Each request adds latency. Bundle small files, use sprites, or eliminate unnecessary requests.

Why this matters

High HTTP request count — bundling, sprite-ing, and HTTP/2 server push can reduce per-request overhead.

Source: web.dev

D
JS Bundles
Action
29 scripts, 287 KB unused
FIX
29 scripts, 287 KB unused
Warning::
https://www.oprc.it/wp-content/themes/italiawp2/st...: 94 KB unused (84%)
Consider code splitting or tree shaking to reduce unused code.
Warning::
https://www.oprc.it/wp-content/themes/italiawp2/st...: unminified — 40 KB could be saved
Warning::
https://www.oprc.it/wp-content/themes/italiawp2/st...: 75 KB unused (68%)
Consider code splitting or tree shaking to reduce unused code.
Warning::
https://www.oprc.it/wp-content/themes/italiawp2/st...: 51 KB unused (89%)
Consider code splitting or tree shaking to reduce unused code.
Warning::
https://www.oprc.it/wp-content/themes/italiawp2/st...: 36 KB unused (67%)
Consider code splitting or tree shaking to reduce unused code.
Warning::
https://www.oprc.it/wp-content/themes/italiawp2/st...: 32 KB unused (84%)
Consider code splitting or tree shaking to reduce unused code.
Info::
Total unused JavaScript: 287 KB
287 KB unused JavaScript

Downloaded but never executed on this page.

ScriptSizeUnusedMinifiedParty
https://www.oprc.it/wp-content/themes/italiawp2/static/js/jquery-ui.js111 KB94 KB (84%)1st
https://www.oprc.it/wp-content/themes/italiawp2/static/js/bootstrap-italia.bundle.min.js?ver=2.8.8110 KB75 KB (68%)1st
https://www.oprc.it/wp-content/themes/italiawp2/static/js/jquery-ui.min.js57 KB51 KB (89%)1st
https://www.oprc.it/wp-content/themes/italiawp2/static/js/bootstrap-italia.min.js54 KB36 KB (67%)1st
https://www.oprc.it/wp-content/themes/italiawp2/static/js/leaflet.js?ver=6.6.338 KB32 KB (84%)1st
https://www.oprc.it/wp-content/plugins/contact-form-7/includes/js/index.js?ver=5.9.74 KB1st
blob:https://www.oprc.it/55c85aca-a9e8-42f2-9aad-86ffe0a74b33-0 KB3rd
https://www.oprc.it/wp-content/themes/italiawp2/static/js/modernizr.js?ver=6.6.35 KB1st
https://www.oprc.it/wp-content/themes/italiawp2/assets/fullcalendar/locales/it.js?ver=6.6.30 KB1st
https://www.oprc.it/wp-content/themes/italiawp2/inc/pre-scripts.js?ver=6.6.30 KB1st

Consider code splitting or tree shaking to reduce unused code.

Why this matters

This bundle has high unused code — code-split or tree-shake to ship only what executes.

Source: web.dev / Lighthouse coverage

Consider code splitting or tree shaking to reduce unused code.

Why this matters

This bundle has high unused code — code-split or tree-shake to ship only what executes.

Source: web.dev / Lighthouse coverage

Consider code splitting or tree shaking to reduce unused code.

Why this matters

This bundle has high unused code — code-split or tree-shake to ship only what executes.

Source: web.dev / Lighthouse coverage

Consider code splitting or tree shaking to reduce unused code.

Why this matters

This bundle has high unused code — code-split or tree-shake to ship only what executes.

Source: web.dev / Lighthouse coverage

Consider code splitting or tree shaking to reduce unused code.

Why this matters

This bundle has high unused code — code-split or tree-shake to ship only what executes.

Source: web.dev / Lighthouse coverage

F
HTTP Caching
Action
No cache headers
FIX
No cache headers
Warning::
No Cache-Control header found
Browsers will use heuristic caching, which can be unpredictable. Set explicit cache headers.

No Cache-Control header

Adding a Cache-Control header can significantly improve repeat-visit performance.

C
Image Optimization
Action
38 images, 0 KB saveable
REVIEW
38 images, 0 KB saveable
Warning::
https://www.oprc.it/wp-content/uploads/2026/06/Web... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/07/Fat... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/07/Eve... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/07/Cam... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/07/Mal... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://oprc.it/wp-content/uploads/2021/02/400x220... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/08/Int... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/07/La-... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/06/La-... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/08/ECM... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/07/Gri... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2025/10/cro... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/07/Chi... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/07/Gio... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2025/11/top... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/07/Pol... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/08/Ras... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/07/Ric... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://www.oprc.it/wp-content/uploads/2026/06/Sou... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
38 images 7.9 MB
0 oversized -0 KB
37 legacy format
19 missing dimensions CLS risk

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

B
HTTP/3 (QUIC)
HTTP/3 not advertised
REVIEW
HTTP/3 not advertised
Info::
HTTP/3 (QUIC) is not advertised
HTTP/3 isn't advertised via Alt-Svc and the worker didn't negotiate h3. HTTP/3 reduces handshake latency (1-RTT instead of 2-3 RTTs) and is more resilient on lossy connections. Most modern CDNs (Cloudflare, Fastly, AWS CloudFront, Google Cloud CDN) support HTTP/3 with a single config switch -- consider enabling for mobile-heavy workloads.
B
Compression Algorithm
Main response uses gzip; brotli would be ~20% smaller
REVIEW
Main response uses gzip; brotli would be ~20% smaller
Info::
Main HTML response uses gzip (brotli would be ~20% smaller)
All current browsers support brotli. Most CDNs (Cloudflare, Fastly, AWS CloudFront, Vercel, Netlify) can switch from gzip to brotli with a single config flag. Origin servers (nginx, Apache) need a brotli module compiled in -- nginx-brotli or Apache mod_brotli.
B
Main HTML Cache-Control
No Cache-Control header on main HTML response
REVIEW
No Cache-Control header on main HTML response
Info::
Main HTML response has no Cache-Control header
Without an explicit Cache-Control, browsers fall back to heuristic caching (~10% of Last-Modified age). Set `Cache-Control: no-cache` or `max-age=300` for HTML to control freshness explicitly -- prevents stale auth state and SPA shell drift.
B
Server-Timing Observability
No Server-Timing header found
REVIEW
No Server-Timing header found
Info::
No Server-Timing header found
Server-Timing exposes backend timing breakdowns to browser DevTools (e.g., `db: 45ms; render: 120ms; cache: 2ms`). Useful for diagnosing slow pages without backend log access. Most modern frameworks (Next.js, Cloudflare Workers, Fastly) emit it automatically; absence on a managed platform usually means telemetry headers are stripped at the edge.
C
Page Weight Inventory
Action
120 resources · 9.1 MB · 287 KB savings available
REVIEW
120 resources · 9.1 MB · 287 KB savings available
Warning::
Page weight 9.1 MB exceeds 1 MB target by 8.1 MB
Got: 9.1 MB Expected: ≤ 1 MB
Info::
~287 KB of savings available
Info::
9 third-party resources (2% of weight)
Info::
15 resources over 200KB
120 resources · 9.1 MiB · 9 third-party 8.1 MiB over 1MB target
Image 89% · 8.1 MiB
JavaScript 5% · 468.9 KiB
Font 3% · 289.9 KiB
CSS 2% · 223.0 KiB
Document 0% · 33.7 KiB

~286.9 KiB of savings available

Remove unused JavaScript: 286.9 KiB
C
Green Hosting
Action
Whether the site is served from green-energy infrastructure
REVIEW

Green Hosting

No green hosting detected

A+
Third-Party Impact
2% third-party, 0 ms blocking
PASS
2% third-party, 0 ms blocking
Info::
Third-party code accounts for 2% of page weight (175.7 KiB of 9.1 MiB)
Info::
Third-party blocking time is low (0 ms)
98%
First-party Third-party
A+
Text Compression
All text resources are compressed
PASS
All text resources are compressed
Info::
All text resources are compressed
All text resources are properly compressed.
A+
JS Execution Cost
393ms total JS execution
PASS
393ms total JS execution
Info::
https://www.oprc.it/: 178ms CPU time
Info::
Unattributable: 122ms CPU time
Info::
https://www.oprc.it/wp-content/themes/italiawp2/st...: 93ms CPU time

Main Thread Breakdown

Style & Layout 31% Other 26% Script Evaluation 24% Script Parsing & Compilation 8% Parse HTML & CSS 7% Rendering 4%
ScriptTotalScriptingParse/CompileParty
https://www.oprc.it/178ms9ms1ms1st
Unattributable122ms2ms0ms1st
https://www.oprc.it/wp-content/themes/italiawp2/static/js/bootstrap-italia.bundle.min.js?ver=2.8.893ms53ms8ms1st
A+
Font Loading
11 fonts (290 KB)
PASS
11 fonts (290 KB)
Info::
11 font(s) use font-display: swap (FOUT risk but functional)

Web fonts

11

290 KB total

Render-blocking

0

of 11

Dominant font-display

swap

Most common across fonts

Font loading timeline
Transfer FOIT (block) FOUT (swap)
0 ms 500 ms 1.0 s 1.5 s 2.0 s FCP 819 ms LCP 2.2 sdata:application/x-font-woff;charset=utf-8;base64,d09GRgABAAAAAHvwAAsAAAAA3EgAAQAAAAAAAAAAAAAAAAAAA…x-font-woff;charset=utf... data:application/x-font-woff;charset=utf-8;base64,d09GRgABAAAAAHvwAAsAAAAA3EgAAQAAAAAAAAAAAAAAAAAAA… — 31.0 KiB — 99 ms — font-display: swaphttps://www.oprc.it/wp-content/themes/italiawp2/static/fonts/Titillium_Web/TitilliumWeb-Light.woff2TitilliumWeb-Light.woff2 https://www.oprc.it/wp-content/themes/italiawp2/static/fonts/Titillium_Web/TitilliumWeb-Light.woff2 — 17.8 KiB — 113 ms — font-display: swaphttps://www.oprc.it/wp-content/themes/italiawp2/static/fonts/Titillium_Web/TitilliumWeb-Regular.woff2TitilliumWeb-Regular.woff2 https://www.oprc.it/wp-content/themes/italiawp2/static/fonts/Titillium_Web/TitilliumWeb-Regular.woff2 — 17.8 KiB — 109 ms — font-display: swaphttps://www.oprc.it/wp-content/themes/italiawp2/static/fonts/Titillium_Web/TitilliumWeb-SemiBold.woff2TitilliumWeb-SemiBold.w... https://www.oprc.it/wp-content/themes/italiawp2/static/fonts/Titillium_Web/TitilliumWeb-SemiBold.woff2 — 17.5 KiB — 110 ms — font-display: swaphttps://www.oprc.it/wp-content/themes/italiawp2/static/fonts/Titillium_Web/TitilliumWeb-Bold.woff2TitilliumWeb-Bold.woff2 https://www.oprc.it/wp-content/themes/italiawp2/static/fonts/Titillium_Web/TitilliumWeb-Bold.woff2 — 16.9 KiB — 111 ms — font-display: swaphttps://use.fontawesome.com/releases/v7.0.1/webfonts/fa-brands-400.woff2fa-brands-400.woff2 https://use.fontawesome.com/releases/v7.0.1/webfonts/fa-brands-400.woff2 — 99.3 KiB — 47 ms — font-display: swaphttps://use.fontawesome.com/releases/v7.0.1/webfonts/fa-regular-400.woff2fa-regular-400.woff2 https://use.fontawesome.com/releases/v7.0.1/webfonts/fa-regular-400.woff2 — 18.9 KiB — 47 ms — font-display: swaphttps://www.oprc.it/bootstrap-italia/dist/fonts/Titillium_Web/titillium-web-v10-latin-ext_latin-regular.woff2titillium-web-v10-latin... https://www.oprc.it/bootstrap-italia/dist/fonts/Titillium_Web/titillium-web-v10-latin-ext_latin-regular.woff2 — 17.9 KiB — 46 ms — font-display: swaphttps://www.oprc.it/bootstrap-italia/dist/fonts/Titillium_Web/titillium-web-v10-latin-ext_latin-700.woff2titillium-web-v10-latin... https://www.oprc.it/bootstrap-italia/dist/fonts/Titillium_Web/titillium-web-v10-latin-ext_latin-700.woff2 — 17.1 KiB — 45 ms — font-display: swaphttps://www.oprc.it/bootstrap-italia/dist/fonts/Titillium_Web/titillium-web-v10-latin-ext_latin-600.woff2titillium-web-v10-latin... https://www.oprc.it/bootstrap-italia/dist/fonts/Titillium_Web/titillium-web-v10-latin-ext_latin-600.woff2 — 17.9 KiB — 43 ms — font-display: swaphttps://www.oprc.it/bootstrap-italia/dist/fonts/Titillium_Web/titillium-web-v10-latin-ext_latin-300.woff2titillium-web-v10-latin... https://www.oprc.it/bootstrap-italia/dist/fonts/Titillium_Web/titillium-web-v10-latin-ext_latin-300.woff2 — 17.9 KiB — 41 ms — font-display: swap
x-font-woff;charset=utf... woff swap
Size 31 KB
Load time 99 ms
Start 1.4 s
Risk FOUT — text flashes from fallback to web font
  • Convert to woff2 for ~30% smaller file size
TitilliumWeb-Light.woff2 woff2 swap
Size 18 KB
Load time 113 ms
Start 1.5 s
Risk FOUT — text flashes from fallback to web font
TitilliumWeb-Regular.woff2 woff2 swap
Size 18 KB
Load time 109 ms
Start 1.5 s
Risk FOUT — text flashes from fallback to web font
TitilliumWeb-SemiBold.w... woff2 swap
Size 18 KB
Load time 110 ms
Start 1.5 s
Risk FOUT — text flashes from fallback to web font
TitilliumWeb-Bold.woff2 woff2 swap
Size 17 KB
Load time 111 ms
Start 1.5 s
Risk FOUT — text flashes from fallback to web font
fa-brands-400.woff2 woff2 swap
Size 99 KB
Load time 47 ms
Start 1.5 s
Risk FOUT — text flashes from fallback to web font
fa-regular-400.woff2 woff2 swap
Size 19 KB
Load time 47 ms
Start 1.5 s
Risk FOUT — text flashes from fallback to web font
titillium-web-v10-latin... woff2 swap
Size 18 KB
Load time 46 ms
Start 1.6 s
Risk FOUT — text flashes from fallback to web font
titillium-web-v10-latin... woff2 swap
Size 17 KB
Load time 45 ms
Start 1.6 s
Risk FOUT — text flashes from fallback to web font
titillium-web-v10-latin... woff2 swap
Size 18 KB
Load time 43 ms
Start 1.6 s
Risk FOUT — text flashes from fallback to web font
titillium-web-v10-latin... woff2 swap
Size 18 KB
Load time 41 ms
Start 1.6 s
Risk FOUT — text flashes from fallback to web font
Optimization checklist
  • Preload critical fonts (priority=high)
  • Use woff2 format for all fonts
  • Set font-display to swap, optional, or fallback
  • Subset large fonts (≤100 KB each)

Fixing the unchecked items could save ~9 KB and ~18 ms

A+
Resource Caching
All resources properly cached
PASS
All resources properly cached
Info::
No caching issues found
All static resources have appropriate caching headers.
A+
Critical Rendering Path
No render-blocking resources
PASS
No render-blocking resources
Info::
No render-blocking resources detected
A+
Resource Hints
No optimization needed
PASS
No optimization needed
Info::
No resource hint issues
A+
LCP Image Preload
LCP preload audit not available
PASS
LCP preload audit not available
Info::
LCP image preload audit not available for this scan
A+
Server Response Intelligence
2 server-response signal(s) detected
PASS
2 server-response signal(s) detected
Info::
`Vary` header declared: Accept-Encoding
The page declares a `Vary` header, telling downstream caches which request headers the response varies on. Critical for content-negotiated responses (compression, language, cookies, device class).
Info::
No `ETag` or `Last-Modified` -- conditional GET not supported
Without either header, browsers can't issue conditional GETs and refresh always re-downloads the full response body even when nothing changed. Add `ETag: "<hash>"` (or `Last-Modified: <date>`) on cacheable responses; the server returns 304 Not Modified when the client's cached copy is still valid, saving bandwidth.
Network Waterfall
120 requests over 1855ms
INFO
0 ms 500 ms 1.0 s 1.5 s 2.0 s FCP 819 ms LCP 2.2 shttps://www.oprc.it// https://www.oprc.it/ — 200 — 33.4 KiB — 492 ms — h2https://www.oprc.it/wp-content/plugins/wp-attachments/styles/0/wpa.css?ver=6.6.3/wp-content/plugins/wp-attachments/... https://www.oprc.it/wp-content/plugins/wp-attachments/styles/0/wpa.css?ver=6.6.3 — 200 — 425 B — 65 ms — h2https://www.oprc.it/wp-includes/css/dist/block-library/style.min.css?ver=6.6.3/wp-includes/css/dist/block-library... https://www.oprc.it/wp-includes/css/dist/block-library/style.min.css?ver=6.6.3 — 200 — 13.4 KiB — 67 ms — h2https://www.oprc.it/wp-content/uploads/font-awesome/v7.0.1/css/svg.css/wp-content/uploads/font-awesome/v7... https://www.oprc.it/wp-content/uploads/font-awesome/v7.0.1/css/svg.css — 200 — 1.2 KiB — 59 ms — h2https://www.oprc.it/wp-content/plugins/getwid/vendors/fontawesome-free/css/all.min.css?ver=5.5.0/wp-content/plugins/getwid/vendors/... 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h2https://www.oprc.it/wp-content/uploads/2026/07/Chiusura-estate-1.jpg/wp-content/uploads/2026/07/Chiusur... https://www.oprc.it/wp-content/uploads/2026/07/Chiusura-estate-1.jpg — 200 — 262.4 KiB — 135 ms — h2https://www.oprc.it/wp-content/uploads/2026/07/Malattia-Sjorgen.jpg/wp-content/uploads/2026/07/Malatti... https://www.oprc.it/wp-content/uploads/2026/07/Malattia-Sjorgen.jpg — 200 — 771.8 KiB — 186 ms — h2https://www.oprc.it/wp-content/uploads/2026/07/Fatti-Bologna.jpg/wp-content/uploads/2026/07/Fatti-B... https://www.oprc.it/wp-content/uploads/2026/07/Fatti-Bologna.jpg — 200 — 503.9 KiB — 64 ms — h2https://www.oprc.it/wp-content/uploads/2026/07/Gritti.jpg/wp-content/uploads/2026/07/Gritti.... https://www.oprc.it/wp-content/uploads/2026/07/Gritti.jpg — 200 — 230.7 KiB — 169 ms — h2https://www.oprc.it/wp-content/uploads/2026/07/Richiesta-Banca-Dati-Pascale.jpg/wp-content/uploads/2026/07/Richies... https://www.oprc.it/wp-content/uploads/2026/07/Richiesta-Banca-Dati-Pascale.jpg — 200 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https://www.oprc.it/wp-content/themes/italiawp2/static/img/bootstrap-italia.svg — 200 — 40.4 KiB — 123 ms — h2https://www.oprc.it/wp-content/themes/italiawp2/static/img/ombra.png/wp-content/themes/italiawp2/static... https://www.oprc.it/wp-content/themes/italiawp2/static/img/ombra.png — 200 — 3.2 KiB — 105 ms — h2https://oprc.it/wp-content/uploads/2022/11/psicologo-di-base.pngoprc.it/wp-content/uploads/2022/11/... https://oprc.it/wp-content/uploads/2022/11/psicologo-di-base.png — 301 — 108 B — 97 ms — h2https://oprc.it/wp-content/uploads/2022/07/banner_protocollo.pngoprc.it/wp-content/uploads/2022/07/... https://oprc.it/wp-content/uploads/2022/07/banner_protocollo.png — 301 — 109 B — 96 ms — h2data:application/x-font-woff;charset=utf-8;base64,d09GRgABAAAAAHvwAAsAAAAA3EgAAQAAAAAAAAAAAAAAAAAAA…data:application/x-font-woff;charse... data:application/x-font-woff;charset=utf-8;base64,d09GRgABAAAAAHvwAAsAAAAA3EgAAQAAAAAAAAAAAAAAAAAAA… — 200 — 31.0 KiB — 99 ms — 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h2https://www.oprc.it/wp-content/uploads/2022/07/banner_protocollo.png/wp-content/uploads/2022/07/banner_... https://www.oprc.it/wp-content/uploads/2022/07/banner_protocollo.png — 200 — 21.3 KiB — 108 ms — h2https://www.oprc.it/bootstrap-italia/dist/fonts/Titillium_Web/titillium-web-v10-latin-ext_latin-regular.woff2/bootstrap-italia/dist/fonts/Titill... https://www.oprc.it/bootstrap-italia/dist/fonts/Titillium_Web/titillium-web-v10-latin-ext_latin-regular.woff2 — 200 — 17.9 KiB — 46 ms — h2https://www.oprc.it/bootstrap-italia/dist/fonts/Titillium_Web/titillium-web-v10-latin-ext_latin-700.woff2/bootstrap-italia/dist/fonts/Titill... https://www.oprc.it/bootstrap-italia/dist/fonts/Titillium_Web/titillium-web-v10-latin-ext_latin-700.woff2 — 200 — 17.1 KiB — 45 ms — h2https://www.oprc.it/bootstrap-italia/dist/fonts/Titillium_Web/titillium-web-v10-latin-ext_latin-600.woff2/bootstrap-italia/dist/fonts/Titill... 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HTML JavaScript CSS Images Fonts XHR/Fetch Other
Real-User Performance (CrUX)
Field metrics from the Chrome User Experience Report
INFO

Chrome User Experience (CrUX)

Real-user metrics from the Chrome UX Report (2026-07-23 — 2026-08-19)

LCP (p75)

2129 ms

83% good

INP (p75)

113 ms

94% good

CLS (p75)

0.250

43% good

FCP (p75)

2026 ms

TTFB (p75)

784 ms

Image Optimization
56 images, 13228 KB total, 4925 KB wasted
INFO

Image Optimization Audit

Total Images

56

Total Size

13228 KB

Oversized

17

Wasted

4925 KB

56 missing dimensions 39 missing lazy loading
All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.

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