Tools & Wizards About Us
astrazeneca.se screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

astrazeneca.se

AstraZeneca - Ett forskningsdrivet bioläkemedelsföretag

Page Load Speed

1.1 sec in total

First Response

11 ms

Resources Loaded

878 ms

Page Rendered

226 ms

astrazeneca.se screenshot

About Website

Welcome to astrazeneca.se homepage info - get ready to check Astra Zeneca best content for Sweden right away, or after learning these important things about astrazeneca.se

AstraZeneca är ett globalt, innovationsdrivet bioläkemedelsföretag med fokus på forskning, utveckling och marknadsföring av receptbelagda läkemedel

Visit astrazeneca.se

Key Findings

We analyzed Astrazeneca.se page load time and found that the first response time was 11 ms and then it took 1.1 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

astrazeneca.se performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value210 ms

89/100

30%

CLS (Cumulative Layout Shift)

Value1.207

1/100

15%

TTI (Time to Interactive)

Value7.3 s

50/100

10%

Network Requests Diagram

astrazeneca.se

11 ms

www.astrazeneca.se

204 ms

base.min.css

21 ms

modernizr.min.js

83 ms

6fa2ce9b_panel-sv-se.js

133 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 71% of them (30 requests) were addressed to the original Astrazeneca.se, 10% (4 requests) were made to Tags.tiqcdn.com and 5% (2 requests) were made to Policy.cookiereports.com. The less responsive or slowest element that took the longest time to load (337 ms) relates to the external source Policy.cookiereports.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 63.6 kB (6%)

Content Size

1.0 MB

After Optimization

940.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Astrazeneca.se main page is 1.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Images take 450.9 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 57.7 kB

  • Original 72.2 kB
  • After minification 71.5 kB
  • After compression 14.6 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 57.7 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 5.4 kB

  • Original 450.9 kB
  • After minification 445.5 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. Astra Zeneca images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 538 B

  • Original 379.8 kB
  • After minification 379.7 kB
  • After compression 379.2 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 12 B

  • Original 101.4 kB
  • After minification 101.4 kB
  • After compression 101.4 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. Astrazeneca.se has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (33%)

Requests Now

33

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Astra Zeneca. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

astrazeneca.se

astrazeneca.se

11 ms

www.astrazeneca.se

www.astrazeneca.se

204 ms

base.min.css

base.min.css

21 ms

modernizr.min.js

modernizr.min.js

83 ms

6fa2ce9b_panel-sv-se.js

6fa2ce9b_panel-sv-se.js

133 ms

jquery-3.5.0.min.js

jquery-3.5.0.min.js

109 ms

jquery-migrate.min.js

jquery-migrate.min.js

132 ms

utag.sync.js

utag.sync.js

114 ms

index.min.js

index.min.js

113 ms

en_GB.min.js

en_GB.min.js

104 ms

print.min.css

print.min.css

5 ms

jquery.min.js

jquery.min.js

337 ms

utag.js

utag.js

327 ms

logo-az-condensed.png

logo-az-condensed.png

325 ms

logo-az-condensed-white.png

logo-az-condensed-white.png

67 ms

logo-az.png

logo-az.png

117 ms

logo-az-white.png

logo-az-white.png

117 ms

cq5dam.web.1200.Header-rnd.jpg

cq5dam.web.1200.Header-rnd.jpg

116 ms

cq5dam.web.1200.Header-career.jpg

cq5dam.web.1200.Header-career.jpg

116 ms

cq5dam.web.1200.Header-hallbarhet-az.jpg

cq5dam.web.1200.Header-hallbarhet-az.jpg

118 ms

cq5dam.web.1200.overvikt-web.jpg

cq5dam.web.1200.overvikt-web.jpg

178 ms

cq5dam.web.480.almedalen.jpg

cq5dam.web.480.almedalen.jpg

139 ms

cq5dam.web.480.header-career3.jpg

cq5dam.web.480.header-career3.jpg

138 ms

cq5dam.web.620.CTDNA_wide.png

cq5dam.web.620.CTDNA_wide.png

145 ms

cq5dam.web.620.Oncology_Landscape_Platinum_RGB.jpg

cq5dam.web.620.Oncology_Landscape_Platinum_RGB.jpg

126 ms

lexialight-webfont.woff

lexialight-webfont.woff

145 ms

lexiaitalic-webfont.woff

lexiaitalic-webfont.woff

140 ms

az-webfont.woff

az-webfont.woff

182 ms

az-webfont.eot

az-webfont.eot

184 ms

lexialightitalic-webfont.woff

lexialightitalic-webfont.woff

182 ms

lexiathin-webfont.woff

lexiathin-webfont.woff

183 ms

lexiabolditalic-webfont.woff

lexiabolditalic-webfont.woff

187 ms

cq5dam.web.320.Header-rnd.jpg

cq5dam.web.320.Header-rnd.jpg

221 ms

cq5dam.web.320.Header-career.jpg

cq5dam.web.320.Header-career.jpg

187 ms

cq5dam.web.320.Header-hallbarhet-az.jpg

cq5dam.web.320.Header-hallbarhet-az.jpg

218 ms

jcr:content.darkSite.json

jcr:content.darkSite.json

205 ms

id

id

23 ms

utag.40.js

utag.40.js

116 ms

dest5.html

dest5.html

66 ms

id

id

61 ms

ibs:dpid=411&dpuuid=ZpE7BAAAALA9YQNP

ibs:dpid=411&dpuuid=ZpE7BAAAALA9YQNP

44 ms

utag.v.js

utag.v.js

4 ms

Accessibility Review

astrazeneca.se accessibility score

91

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-hidden="true"] elements contain focusable descendents

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

Links do not have a discernible name

Best Practices

astrazeneca.se best practices score

75

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

Missing source maps for large first-party JavaScript

SEO Factors

astrazeneca.se SEO score

93

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

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

Language and Encoding

  • Language Detected

    SV

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Astrazeneca.se can be misinterpreted by Google and other search engines. Our service has detected that Swedish is used on the page, and it does not match the claimed English language. Our system also found out that Astrazeneca.se 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

astrazeneca.se

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