Report Summary

  • 64

    Performance

    Renders faster than
    77% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

category.alldatasheetit.com

LED Datasheet(PDF) - L5276_06 - Hamamatsu Corporation

Page Load Speed

2.7 sec in total

First Response

66 ms

Resources Loaded

2.3 sec

Page Rendered

263 ms

About Website

Welcome to category.alldatasheetit.com homepage info - get ready to check Category All Datasheet It best content for South Korea right away, or after learning these important things about category.alldatasheetit.com

LED Datasheet(PDF) - Hamamatsu Corporation - L5276_06 Datasheet, Infrared LED Subminiature LED, OSRAM GmbH - SFH4281 Datasheet, List of Unclassifed Manufacturers - NSPG520S Datasheet

Visit category.alldatasheetit.com

Key Findings

We analyzed Category.alldatasheetit.com page load time and found that the first response time was 66 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

category.alldatasheetit.com performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value1.5 s

100/100

25%

SI (Speed Index)

Value4.0 s

80/100

10%

TBT (Total Blocking Time)

Value1,500 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.3 s

19/100

10%

Network Requests Diagram

category.alldatasheetit.com

66 ms

A.main.css+baneung.css,,qn==1+datasheet_view.css,,qn==1,Mcc.nmnK6ktBSP.css.pagespeed.cf.UHZpChZPqL.css

24 ms

gpt.js

232 ms

jquery-3.1.1.min.js.pagespeed.jm.SQZXth9lpM.js

37 ms

show_ads.js

92 ms

Our browser made a total of 101 requests to load all elements on the main page. We found that 4% of them (4 requests) were addressed to the original Category.alldatasheetit.com, 29% (29 requests) were made to Alldatasheet.com and 8% (8 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Img.danawa.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 125.7 kB (14%)

Content Size

914.3 kB

After Optimization

788.6 kB

In fact, the total size of Category.alldatasheetit.com main page is 914.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Javascripts take 705.4 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 122.7 kB

  • Original 146.3 kB
  • After minification 144.9 kB
  • After compression 23.7 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 122.7 kB or 84% of the original size.

Image Optimization

-1%

Potential reduce by 706 B

  • Original 60.3 kB
  • After minification 59.6 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Category All Datasheet It images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 2.3 kB

  • Original 705.4 kB
  • After minification 705.3 kB
  • After compression 703.2 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 4 B

  • Original 2.2 kB
  • After minification 2.2 kB
  • After compression 2.2 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Category.alldatasheetit.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 74 (76%)

Requests Now

98

After Optimization

24

The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Category All Datasheet It. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

category.alldatasheetit.com accessibility score

86

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

<frame> or <iframe> elements do not have a title

Best Practices

category.alldatasheetit.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

category.alldatasheetit.com SEO score

100

Search Engine Optimization Advices

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    IT

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Category.alldatasheetit.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Italian language. Our system also found out that Category.alldatasheetit.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph data is detected on the main page of Category All Datasheet It. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: