Tools & Wizards About Us
nero.is screenshot

Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

nero.is

NERO. | travel. explore. repeat.

Page Load Speed

2.5 sec in total

First Response

442 ms

Resources Loaded

2 sec

Page Rendered

60 ms

nero.is screenshot

About Website

Welcome to nero.is homepage info - get ready to check NERO best content right away, or after learning these important things about nero.is

Alle Fotos - NERO.

Visit nero.is

Key Findings

We analyzed Nero.is page load time and found that the first response time was 442 ms and then it took 2.1 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

nero.is performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

81/100

10%

LCP (Largest Contentful Paint)

Value2.1 s

96/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value2.2 s

99/100

10%

Network Requests Diagram

nero.is

442 ms

808.is

763 ms

fonts.css

106 ms

uikit.app.min.css

322 ms

home.css

315 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that 10% of them (1 request) were addressed to the original Nero.is, 90% (9 requests) were made to 808.is. The less responsive or slowest element that took the longest time to load (763 ms) relates to the external source 808.is.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.6 kB (4%)

Content Size

104.8 kB

After Optimization

100.2 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Nero.is main page is 104.8 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. Javascripts take 64.0 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 4.4 kB

  • Original 5.9 kB
  • After minification 4.9 kB
  • After compression 1.4 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 932 B, which is 16% 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 4.4 kB or 76% of the original size.

JavaScript Optimization

-0%

Potential reduce by 32 B

  • Original 64.0 kB
  • After minification 64.0 kB
  • After compression 63.9 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.

CSS Optimization

-0%

Potential reduce by 151 B

  • Original 35.0 kB
  • After minification 35.0 kB
  • After compression 34.8 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. Nero.is has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

5

After Optimization

5

  • JavaScript
  • CSS

The browser has sent 5 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NERO. According to our analytics all requests are already optimized.

Network Requests Diagram

nero.is

nero.is

442 ms

808.is

808.is

763 ms

fonts.css

fonts.css

106 ms

uikit.app.min.css

uikit.app.min.css

322 ms

home.css

home.css

315 ms

uikit.min.js

uikit.min.js

538 ms

uikit-icons.min.js

uikit-icons.min.js

431 ms

Outfit-Regular.woff

Outfit-Regular.woff

107 ms

Outfit-Light.woff

Outfit-Light.woff

211 ms

Outfit-Bold.woff

Outfit-Bold.woff

106 ms

Accessibility Review

nero.is accessibility score

88

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-*] attributes do not match their roles

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

nero.is best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

nero.is SEO score

86

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

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

    EN

  • Encoding

    UTF-8

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

nero.is

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