Tools & Wizards About Us
linserna.nu screenshot

Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

linserna.nu

Billigast Kontaktlinser på Nätet - Jämför Pris & Köp Linser Online!

Page Load Speed

2.2 sec in total

First Response

328 ms

Resources Loaded

1.7 sec

Page Rendered

189 ms

linserna.nu screenshot

About Website

Visit linserna.nu now to see the best up-to-date Linser Na content and also check out these interesting facts you probably never knew about linserna.nu

Hitta billigast kontaktlinser på nätet! Jämför priser mellan olika linsbutiker och beställ linser online - Tryggt, billigt och enkelt!

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Key Findings

We analyzed Linserna.nu page load time and found that the first response time was 328 ms and then it took 1.9 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

linserna.nu performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

90/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

74/100

25%

SI (Speed Index)

Value2.2 s

99/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value2.6 s

97/100

10%

Network Requests Diagram

linserna.nu

328 ms

linserna.nu

416 ms

styles.css

100 ms

sok.png

200 ms

arrow_up.png

296 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 95% of them (41 requests) were addressed to the original Linserna.nu, 5% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (789 ms) belongs to the original domain Linserna.nu.

Page Optimization Overview & Recommendations

Page size can be reduced by 28.9 kB (13%)

Content Size

215.8 kB

After Optimization

186.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Linserna.nu main page is 215.8 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. 15% of websites need less resources to load. Images take 174.5 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 18.6 kB

  • Original 22.7 kB
  • After minification 22.3 kB
  • After compression 4.1 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 18.6 kB or 82% of the original size.

Image Optimization

-6%

Potential reduce by 10.2 kB

  • Original 174.5 kB
  • After minification 164.4 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. Linser Na images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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

-8%

Potential reduce by 110 B

  • Original 1.4 kB
  • After minification 1.4 kB
  • After compression 1.3 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. Linserna.nu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 9 (22%)

Requests Now

41

After Optimization

32

  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Linser Na. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

linserna.nu

linserna.nu

328 ms

linserna.nu

linserna.nu

416 ms

styles.css

styles.css

100 ms

sok.png

sok.png

200 ms

arrow_up.png

arrow_up.png

296 ms

focus-dailies-all-day-comfort-30.png

focus-dailies-all-day-comfort-30.png

297 ms

lensway.png

lensway.png

300 ms

go.png

go.png

298 ms

focus-dailies-all-day-comfort-90.png

focus-dailies-all-day-comfort-90.png

346 ms

focus-dailies-progressives-30.png

focus-dailies-progressives-30.png

347 ms

focus-progressives-6.png

focus-progressives-6.png

396 ms

focus-softcolors-6.png

focus-softcolors-6.png

395 ms

1-day-acuvue-30.png

1-day-acuvue-30.png

397 ms

1-day-acuvue-90.png

1-day-acuvue-90.png

398 ms

1-day-acuvue-for-astigmatism.png

1-day-acuvue-for-astigmatism.png

462 ms

1-day-acuvue-moist-30.png

1-day-acuvue-moist-30.png

463 ms

1-day-acuvue-moist-90.png

1-day-acuvue-moist-90.png

494 ms

1-day-acuvue-trueye-30.png

1-day-acuvue-trueye-30.png

495 ms

1-day-acuvue-trueye-90.png

1-day-acuvue-trueye-90.png

497 ms

actifresh-400-6.png

actifresh-400-6.png

497 ms

acuvue-2-6.png

acuvue-2-6.png

577 ms

netlens.png

netlens.png

579 ms

acuvue-2-colours-enhancers-2.png

acuvue-2-colours-enhancers-2.png

593 ms

book_open.png

book_open.png

594 ms

ga.js

ga.js

17 ms

bg.png

bg.png

491 ms

linser-header.png

linser-header.png

687 ms

menu-top.png

menu-top.png

587 ms

menu-bg-no-fade.png

menu-bg-no-fade.png

591 ms

form-input.png

form-input.png

589 ms

menu-bg.png

menu-bg.png

590 ms

intro-top.png

intro-top.png

590 ms

intro-bg.png

intro-bg.png

702 ms

th-left.png

th-left.png

689 ms

th-middle.png

th-middle.png

689 ms

th-right.png

th-right.png

707 ms

td-left.png

td-left.png

690 ms

td-middle.png

td-middle.png

786 ms

td-right.png

td-right.png

788 ms

td-left-odd.png

td-left-odd.png

789 ms

__utm.gif

__utm.gif

12 ms

td-middle-odd.png

td-middle-odd.png

701 ms

td-right-odd.png

td-right-odd.png

631 ms

Accessibility Review

linserna.nu accessibility score

60

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

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

linserna.nu best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

linserna.nu SEO score

64

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

Language and Encoding

  • Language Detected

    SV

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Linserna.nu can be misinterpreted by Google and other search engines. Our service has detected that Swedish 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 Linserna.nu 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

linserna.nu

Open Graph description is not detected on the main page of Linser Na. 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: