Report Summary

  • 36

    Performance

    Renders faster than
    56% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

Page Load Speed

3.8 sec in total

First Response

917 ms

Resources Loaded

2.7 sec

Page Rendered

110 ms

nettkatalogen.no screenshot

About Website

Welcome to nettkatalogen.no homepage info - get ready to check Nettkatalogen best content for Norway right away, or after learning these important things about nettkatalogen.no

Over 1 000 000 bruker Nettkatalogen til å finne leverandører, produkter, privatpersoner, navn, telefonnummer, priser, offentlig info, kart og veibeskrivelse hver måned.

Visit nettkatalogen.no

Key Findings

We analyzed Nettkatalogen.no page load time and found that the first response time was 917 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

nettkatalogen.no performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

42/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value4,700 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.0 s

13/100

10%

Network Requests Diagram

www.nettkatalogen.no

917 ms

infoside.css

229 ms

main.css

334 ms

main.js

332 ms

plusone.js

66 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 76% of them (29 requests) were addressed to the original Nettkatalogen.no, 5% (2 requests) were made to Apis.google.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (948 ms) relates to the external source 180.tns-cs.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 170.9 kB (61%)

Content Size

279.9 kB

After Optimization

109.0 kB

In fact, the total size of Nettkatalogen.no main page is 279.9 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. 35% of websites need less resources to load. Javascripts take 142.3 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 15.6 kB

  • Original 20.6 kB
  • After minification 20.5 kB
  • After compression 5.0 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. 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 15.6 kB or 76% of the original size.

Image Optimization

-2%

Potential reduce by 861 B

  • Original 55.4 kB
  • After minification 54.6 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. Nettkatalogen images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 99.7 kB

  • Original 142.3 kB
  • After minification 132.7 kB
  • After compression 42.6 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 99.7 kB or 70% of the original size.

CSS Optimization

-89%

Potential reduce by 54.7 kB

  • Original 61.5 kB
  • After minification 46.2 kB
  • After compression 6.8 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. Nettkatalogen.no needs all CSS files to be minified and compressed as it can save up to 54.7 kB or 89% of the original size.

Requests Breakdown

Number of requests can be reduced by 21 (58%)

Requests Now

36

After Optimization

15

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nettkatalogen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

nettkatalogen.no accessibility score

92

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

nettkatalogen.no best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

nettkatalogen.no SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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

    NO

  • 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 Nettkatalogen.no can be misinterpreted by Google and other search engines. Our service has detected that Norwegian 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 Nettkatalogen.no 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 Nettkatalogen. 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: