Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

martacorral.com

白介素试剂盒_兔ELISA试剂盒 - 上海康朗生物科技有限公司

Page Load Speed

1.7 sec in total

First Response

292 ms

Resources Loaded

1.2 sec

Page Rendered

169 ms

martacorral.com screenshot

About Website

Click here to check amazing Martacorral content. Otherwise, check out these important facts you probably never knew about martacorral.com

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Visit martacorral.com

Key Findings

We analyzed Martacorral.com page load time and found that the first response time was 292 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

martacorral.com performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value10.3 s

0/100

25%

SI (Speed Index)

Value18.2 s

0/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.185

66/100

15%

TTI (Time to Interactive)

Value9.0 s

34/100

10%

Network Requests Diagram

martacorral.com

292 ms

urchin.js

6 ms

element.js

38 ms

fondo.jpg

102 ms

__utm.gif

9 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 50% of them (24 requests) were addressed to the original Martacorral.com, 17% (8 requests) were made to Apis.google.com and 15% (7 requests) were made to Translate.googleapis.com. The less responsive or slowest element that took the longest time to load (634 ms) belongs to the original domain Martacorral.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 71.7 kB (15%)

Content Size

463.5 kB

After Optimization

391.8 kB

In fact, the total size of Martacorral.com main page is 463.5 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. 45% of websites need less resources to load. Images take 300.0 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 53.7 kB

  • Original 59.9 kB
  • After minification 56.0 kB
  • After compression 6.1 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 53.7 kB or 90% of the original size.

Image Optimization

-3%

Potential reduce by 10.1 kB

  • Original 300.0 kB
  • After minification 289.9 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. Martacorral images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 7.8 kB

  • Original 100.0 kB
  • After minification 100.0 kB
  • After compression 92.2 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

-2%

Potential reduce by 70 B

  • Original 3.6 kB
  • After minification 3.6 kB
  • After compression 3.5 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. Martacorral.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 17 (37%)

Requests Now

46

After Optimization

29

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Martacorral. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

martacorral.com accessibility score

61

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

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

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

High

[role] values are not valid

High

ARIA toggle fields do not have accessible names

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

martacorral.com best practices score

50

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

martacorral.com SEO score

82

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    SP

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Martacorral.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed language. Our system also found out that Martacorral.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Martacorral. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: