Tools & Wizards About Us
nessviewer.com screenshot

Report Summary

  • 85

    Performance

    Renders faster than
    88% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

nessviewer.com

nessViewer StartSeite - nessviewer

Page Load Speed

3.5 sec in total

First Response

255 ms

Resources Loaded

2.8 sec

Page Rendered

477 ms

nessviewer.com screenshot

About Website

Welcome to nessviewer.com homepage info - get ready to check NessViewer best content right away, or after learning these important things about nessviewer.com

Die Software nessViewer für Apple devices - iPad, iPhone, MacBook, iMac - bietet Werkzeuge für die Bearbeitung von Medien (Bilder, Videos, pdf-Dokumente) an.

Visit nessviewer.com

Key Findings

We analyzed Nessviewer.com page load time and found that the first response time was 255 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

nessviewer.com performance score

85

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

54/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value3.2 s

94/100

10%

Network Requests Diagram

nessviewer.com

255 ms

nessviewer.com

695 ms

webfont.css

112 ms

merged-8d2c92a4e16826f4b87110b1b414efcf-f0fed7ab0f190e75022633e6f170e2db.css

233 ms

merged-22923da29ea4db0b7d6b02099f909c03-872f7eff7ca95a0db300507c12f92956.css

897 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 90% of them (18 requests) were addressed to the original Nessviewer.com, 10% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (897 ms) belongs to the original domain Nessviewer.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 156.9 kB (6%)

Content Size

2.4 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Nessviewer.com main page is 2.4 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. 20% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 93.7 kB

  • Original 105.1 kB
  • After minification 57.9 kB
  • After compression 11.3 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 47.1 kB, which is 45% 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 93.7 kB or 89% of the original size.

Image Optimization

-3%

Potential reduce by 63.1 kB

  • Original 2.3 MB
  • After minification 2.2 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. NessViewer images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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.

Requests Breakdown

Number of requests can be reduced by 3 (17%)

Requests Now

18

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NessViewer. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

nessviewer.com

nessviewer.com

255 ms

nessviewer.com

nessviewer.com

695 ms

webfont.css

webfont.css

112 ms

merged-8d2c92a4e16826f4b87110b1b414efcf-f0fed7ab0f190e75022633e6f170e2db.css

merged-8d2c92a4e16826f4b87110b1b414efcf-f0fed7ab0f190e75022633e6f170e2db.css

233 ms

merged-22923da29ea4db0b7d6b02099f909c03-872f7eff7ca95a0db300507c12f92956.css

merged-22923da29ea4db0b7d6b02099f909c03-872f7eff7ca95a0db300507c12f92956.css

897 ms

merged-409db559034efae0192b95928b53d3ca-8418b8bd3b6ff87aa354ceee72980b22.js

merged-409db559034efae0192b95928b53d3ca-8418b8bd3b6ff87aa354ceee72980b22.js

329 ms

merged-c57d1533afc05888495b019203e1ff3d-8009caa1e1c32c9abe4de86ab75dbdf4.js

merged-c57d1533afc05888495b019203e1ff3d-8009caa1e1c32c9abe4de86ab75dbdf4.js

569 ms

merged-7bb2f706012fef7bc89f3abe76cc1efd-5d3c76c10b9e74b981567948414755d3.js

merged-7bb2f706012fef7bc89f3abe76cc1efd-5d3c76c10b9e74b981567948414755d3.js

353 ms

analytics.js

analytics.js

77 ms

Logo4_nv.png

Logo4_nv.png

401 ms

de-about-6c757d.png

de-about-6c757d.png

360 ms

csm_nessviewer_09990e4db9.png

csm_nessviewer_09990e4db9.png

423 ms

csm_Medienschau_macbook_de_400x230_324128fdf5.png

csm_Medienschau_macbook_de_400x230_324128fdf5.png

578 ms

csm_movie_edit_menu_b3ab8a5847.png

csm_movie_edit_menu_b3ab8a5847.png

524 ms

csm_Medienschau_macbook_de_f64a13b034.png

csm_Medienschau_macbook_de_f64a13b034.png

798 ms

csm_center_macbook_01356541ef.png

csm_center_macbook_01356541ef.png

487 ms

csm_MedienServer_macbook_de_54ff01a50b.png

csm_MedienServer_macbook_de_54ff01a50b.png

627 ms

csm_nessViewer_app_dateien_de_71b4c26a95.png

csm_nessViewer_app_dateien_de_71b4c26a95.png

882 ms

csm_nvremote_de_1d107c0561.png

csm_nvremote_de_1d107c0561.png

620 ms

collect

collect

12 ms

Accessibility Review

nessviewer.com accessibility score

96

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

nessviewer.com best practices score

83

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

nessviewer.com SEO score

79

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

Content Best Practices

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

Impact

Issue

High

Document doesn't have a valid hreflang

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nessviewer.com can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Nessviewer.com 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

nessviewer.com

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