Laporan audit untuk

protonvpn.com

Terakhir diaudit Jul 10, 2026

Performance and AI readiness need significant improvements

The site has strong SEO and best practices scores but suffers from poor performance and low AI readiness. Key issues include slow LCP, high TBT, and lack of structured data and caching strategies.

0/100

Keseluruhan

05090100

Profil skor

Insight per kategori

Performa86

LCP is 3002ms which is above the ideal threshold. TBT is 327ms indicating excessive main-thread work.

SEO100

SEO score is 100 but missing structured data and canonical tags could limit search visibility.

Aksesibilitas81

Several accessibility issues related to ARIA roles and touch target size were identified.

Best practices100

Best practices score is 100 but lacks some key elements like CSP headers.

Kesiapan AI55

No structured data, no llms.txt, and no content security policy hinder AI agent interaction.

Metrik performa

3.0s

Largest Contentful Paint

Lab

0.00

Cumulative Layout Shift

Lab

327ms

Total Blocking Time

Lab

1.8s

First Contentful Paint

Lab

2.8s

Largest Contentful Paint

Pengguna asli

131ms

Interaction to Next Paint

Pengguna asli

0.00

Cumulative Layout Shift

Pengguna asli

1.0 MB

Berat halaman

Lab

0.59 g

CO2 per kunjungan

Lab

Kesiapan marketing

Web analytics

Belum ada

Pixel iklan

Belum ada

Live chat

Belum ada

Blog atau konten

Ada

Halaman pricing

Ada

Email capture

Belum ada

Akses AI crawler

ChatGPT

Diizinkan

Claude

Diizinkan

Perplexity

Diizinkan

Gemini

Diizinkan

Common Crawl

Diizinkan

llms.txt

Belum ada

Structured data

Belum ada

Teknologi dan tools terdeteksi

Tidak terdeteksi

Kehadiran sosial

Instagram

TikTok

YouTube

Facebook

Bandingkan dengan kompetitor

Rekomendasi

20 isu ditemukan

Tinggi

Reduce unused CSS

Est savings of 41 KiB

Effort rendah

Cara memperbaiki

Use a CSS optimizer to remove unused styles. Implement critical CSS for above-the-fold content and defer non-critical CSS.

Dampak

Reduce initial load size by 41 KiB

CSS optimizerCritical CSS generator

Tinggi

Improve image delivery

Est savings of 115 KiB

Effort sedang

Cara memperbaiki

Convert images to next-gen formats like WebP or AVIF. Implement responsive images using srcset and sizes attributes.

Dampak

Reduce image payload by 115 KiB

Image optimizerWebP converterResponsive image generator

Tinggi

Use efficient cache lifetimes

Est savings of 419 KiB

Effort sedang

Cara memperbaiki

Configure HTTP caching headers for static assets. Set long cache durations for resources that do not change frequently.

Dampak

Reduce repeated downloads by 419 KiB

HTTP cache configurationCDN settings

Tinggi

Reduce JavaScript execution time

1.4 s

Effort tinggi

Cara memperbaiki

Minify and compress JavaScript files. Use code splitting to load only necessary scripts on initial page load.

Dampak

Reduce JavaScript execution time by 1.4 s

JavaScript minifierCode splitting toolTree shaker

Tinggi

Minimize main-thread work

2.8 s

Effort tinggi

Cara memperbaiki

Defer non-critical JavaScript and use lazy loading for off-screen content. Optimize render-blocking resources.

Dampak

Reduce main-thread work by 2.8 s

Defer script loaderLazy loading implementationRender-blocking resource analysis

Tinggi

Reduce unused JavaScript

Est savings of 26 KiB

Effort sedang

Cara memperbaiki

Analyze and remove unused JavaScript functions. Use tree shaking to eliminate dead code in bundled files.

Dampak

Reduce JavaScript payload by 26 KiB

Tree shakerJavaScript analyzerDead code removal tool

Tinggi

Add structured data

No structured data (JSON-LD) for AI and search engines

Effort sedang

Cara memperbaiki

Implement JSON-LD structured data for key page elements such as organization, product, or article information.

Dampak

Improve AI agent understanding and search engine visibility

Schema.org markup generatorJSON-LD validator

Tinggi

Add llms.txt file

No llms.txt for AI agents

Effort rendah

Cara memperbaiki

Create an llms.txt file at the root of the domain to specify which pages should be excluded from AI indexing.

Dampak

Ensure compliance with AI agent policies and improve crawl efficiency

Text editorFile deployment

Tinggi

Add Content-Security-Policy header

No Content-Security-Policy header

Effort sedang

Cara memperbaiki

Configure a Content-Security-Policy HTTP header to restrict the sources of scripts and other resources.

Dampak

Enhance security and improve AI agent compatibility

Header configurationCSP generator

Sedang

Add canonical link

No canonical link

Effort rendah

Cara memperbaiki

Implement a canonical link tag to indicate the preferred version of duplicate content pages.

Dampak

Avoid duplicate content issues and improve search engine indexing

HTML editorCanonical tag generator

Sedang

Fix ARIA role requirements

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

Effort sedang

Cara memperbaiki

Ensure all ARIA roles have properly nested child elements as required. Validate ARIA structure using accessibility tools.

Dampak

Improve screen reader compatibility and user experience for assistive technologies

ARIA validation toolAccessibility testing framework

Sedang

Fix ARIA parent-child relationships

`[role]`s are not contained by their required parent element

Effort sedang

Cara memperbaiki

Ensure all ARIA roles are properly nested within their required parent elements. Use semantic HTML where possible.

Dampak

Improve screen reader navigation and accessibility compliance

Accessibility testing frameworkHTML validator

Sedang

Add Content-Security-Policy header

No Content-Security-Policy header

Effort sedang

Cara memperbaiki

Configure a Content-Security-Policy HTTP header to restrict the sources of scripts and other resources.

Dampak

Enhance security and improve AI agent compatibility

Header configurationCSP generator

Tinggi

Optimize initial server response time

Root document took 330 ms

Effort tinggi

Cara memperbaiki

Optimize server-side rendering and reduce backend processing time. Use a CDN to serve static assets closer to users.

Dampak

Reduce initial server response time by 328 ms

CDN integrationServer-side optimizationLoad testing

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