Report Summary

  • 79

    Performance

    Renders faster than
    86% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    34% of websites

  • 58

    SEO

    Google-friendlier than
    30% of websites

Page Load Speed

1.4 sec in total

First Response

565 ms

Resources Loaded

840 ms

Page Rendered

0 ms

platform.gisaid.org screenshot

About Website

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Key Findings

We analyzed Platform.gisaid.org page load time and found that the first response time was 565 ms and then it took 840 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

platform.gisaid.org performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

71/100

25%

SI (Speed Index)

Value3.4 s

90/100

10%

TBT (Total Blocking Time)

Value340 ms

74/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value4.1 s

86/100

10%

Network Requests Diagram

platform.gisaid.org

565 ms

start

175 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Platform.gisaid.org and no external sources were called. The less responsive or slowest element that took the longest time to load (565 ms) belongs to the original domain Platform.gisaid.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 891 B (57%)

Content Size

1.6 kB

After Optimization

660 B

In fact, the total size of Platform.gisaid.org main page is 1.6 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 1.6 kB which makes up the majority of the site volume.

HTML Optimization

-57%

Potential reduce by 891 B

  • Original 1.6 kB
  • After minification 1.4 kB
  • After compression 660 B

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. This page needs HTML code to be minified as it can gain 188 B, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 891 B or 57% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

platform.gisaid.org accessibility score

52

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

platform.gisaid.org best practices score

67

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

SEO Factors

platform.gisaid.org SEO score

58

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Page is blocked from indexing

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Platform.gisaid.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Platform.gisaid.org 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 Platform Gisaid. 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: