Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

symptoma.co.uk

Digital Health Assistant & Symptom Checker | Symptoma Great Britain

Page Load Speed

2.3 sec in total

First Response

266 ms

Resources Loaded

1.8 sec

Page Rendered

194 ms

symptoma.co.uk screenshot

About Website

Visit symptoma.co.uk now to see the best up-to-date Symptoma content and also check out these interesting facts you probably never knew about symptoma.co.uk

Symptoma is a Digital Health Assistant & Symptom Checker. Patients and doctors enter symptoms, answer questions, and find a list of matching causes – sorted by probability. Symptoma empowers users to ...

Visit symptoma.co.uk

Key Findings

We analyzed Symptoma.co.uk page load time and found that the first response time was 266 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

symptoma.co.uk performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

88/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value5.9 s

47/100

10%

TBT (Total Blocking Time)

Value1,330 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0.048

99/100

15%

TTI (Time to Interactive)

Value7.4 s

49/100

10%

Network Requests Diagram

symptoma.co.uk

266 ms

www.symptoma.co.uk

757 ms

tree_head_chatbot.4255a6c.png

24 ms

symptoma_logo_graphite.31b3ace.svg

473 ms

email-decode.min.js

5 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that all of those requests were addressed to Symptoma.co.uk and no external sources were called. The less responsive or slowest element that took the longest time to load (757 ms) belongs to the original domain Symptoma.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 99.7 kB (18%)

Content Size

556.7 kB

After Optimization

457.0 kB

In fact, the total size of Symptoma.co.uk main page is 556.7 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. 30% of websites need less resources to load. Images take 428.6 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 94.9 kB

  • Original 127.5 kB
  • After minification 126.5 kB
  • After compression 32.6 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 94.9 kB or 74% of the original size.

Image Optimization

-1%

Potential reduce by 4.8 kB

  • Original 428.6 kB
  • After minification 423.7 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. Symptoma images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 17 B

  • Original 655 B
  • After minification 655 B
  • After compression 638 B

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.

Requests Breakdown

Number of requests can be reduced by 15 (79%)

Requests Now

19

After Optimization

4

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Symptoma. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

symptoma.co.uk accessibility score

85

Accessibility Issues

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.

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

symptoma.co.uk best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

symptoma.co.uk SEO score

86

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Symptoma.co.uk 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 Symptoma.co.uk 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 Symptoma. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: