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Report Summary

About Website

Welcome to zenter.is homepage info - get ready to check Zenter best content for Iceland right away, or after learning these important things about zenter.is

Zenter býður upp á þjónustu í markaðsmálum fyrirtækja. Öflugt kerfi og snjallir ráðgjafar aðstoða fyrirtæki við að ná sínum markmiðum.

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name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

9/100

25%

SI (Speed Index)

Value3.9 s

83/100

10%

TBT (Total Blocking Time)

Value390 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value10.3 s

24/100

10%

zenter.is

311 ms

www.zenter.is

1001 ms

is

105 ms

app.css

176 ms

ionicons.min.css

412 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 66% of them (38 requests) were addressed to the original Zenter.is, 10% (6 requests) were made to Fonts.gstatic.com and 5% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Zenter.is.

Content Size

17.2 MB

After Optimization

15.7 MB

In fact, the total size of Zenter.is main page is 17.2 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. 55% of websites need less resources to load. Images take 15.5 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 19.4 kB

Original 25.3 kB
After minification 22.2 kB
After compression 6.0 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. This page needs HTML code to be minified as it can gain 3.2 kB, which is 13% 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 19.4 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 94.0 kB

Original 15.5 MB
After minification 15.4 MB

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. Zenter images are well optimized though.

JavaScript Optimization

-80%

Potential reduce by 1.1 MB

Original 1.4 MB
After minification 925.5 kB
After compression 281.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 1.1 MB or 80% of the original size.

CSS Optimization

-83%

Potential reduce by 262.9 kB

Original 316.5 kB
After minification 312.7 kB
After compression 53.6 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. Zenter.is needs all CSS files to be minified and compressed as it can save up to 262.9 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zenter. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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/).

High

Document doesn't use legible font sizes

Language and Encoding

Language Detected

IS
Language Claimed

N/A
Encoding

UTF-8

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

zenter.is

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Heim | Zenter ehf.

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)