Report Summary

  • 47

    Performance

    Renders faster than
    66% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

nerdos.it

Metal Frame Pole Barn, Container Office Room, Precast Building Construction | Tianjin Baidun Baby Products Co., Ltd.

Page Load Speed

40 sec in total

First Response

655 ms

Resources Loaded

9.5 sec

Page Rendered

29.9 sec

nerdos.it screenshot

About Website

Visit nerdos.it now to see the best up-to-date Nerdos content and also check out these interesting facts you probably never knew about nerdos.it

Tianjin Baidun Baby Products Co., Ltd. is committed to improving product quality, creating human management and becoming a top brand. Therefore, the company's production, management and performan...

Visit nerdos.it

Key Findings

We analyzed Nerdos.it page load time and found that the first response time was 655 ms and then it took 39.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

nerdos.it performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

90/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

90/100

25%

SI (Speed Index)

Value15.6 s

0/100

10%

TBT (Total Blocking Time)

Value11,050 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value17.9 s

4/100

10%

Network Requests Diagram

nerdos.it

655 ms

www.nerdos.it

1273 ms

css

335 ms

owl.theme.css

281 ms

owl.transitions.css

483 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 88% of them (64 requests) were addressed to the original Nerdos.it, 7% (5 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Nerdos.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 648.9 kB (53%)

Content Size

1.2 MB

After Optimization

571.0 kB

In fact, the total size of Nerdos.it main page is 1.2 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. CSS take 449.8 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 26.4 kB

  • Original 31.4 kB
  • After minification 23.2 kB
  • After compression 5.1 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. This page needs HTML code to be minified as it can gain 8.2 kB, which is 26% 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 26.4 kB or 84% of the original size.

Image Optimization

-1%

Potential reduce by 4.5 kB

  • Original 423.9 kB
  • After minification 419.4 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. Nerdos images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 222.9 kB

  • Original 314.7 kB
  • After minification 290.3 kB
  • After compression 91.8 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 222.9 kB or 71% of the original size.

CSS Optimization

-88%

Potential reduce by 395.1 kB

  • Original 449.8 kB
  • After minification 382.5 kB
  • After compression 54.8 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. Nerdos.it needs all CSS files to be minified and compressed as it can save up to 395.1 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (45%)

Requests Now

64

After Optimization

35

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nerdos. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

nerdos.it accessibility score

80

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-hidden="true"] elements contain focusable descendents

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

nerdos.it 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

nerdos.it SEO score

82

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    IT

  • Encoding

    UTF-8

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

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