Access nbdyf.com. 诺本专科新特药房 - 专科药房资讯门户网站

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

44/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value6.0 s

64/100

10%

nbdyf.com

1212 ms

bootstrap.min.css

928 ms

swiper.min.css

475 ms

essentials.css

1739 ms

layout.css

1242 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that all of those requests were addressed to Nbdyf.com and no external sources were called. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Nbdyf.com.

Content Size

1.2 MB

After Optimization

1.0 MB

In fact, the total size of Nbdyf.com 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. 55% of websites need less resources to load. Images take 824.6 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 109.4 kB

Original 127.5 kB
After minification 81.2 kB
After compression 18.0 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 46.3 kB, which is 36% 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 109.4 kB or 86% of the original size.

Image Optimization

-4%

Potential reduce by 30.2 kB

Original 824.6 kB
After minification 794.3 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. Nbdyf images are well optimized though.

JavaScript Optimization

-29%

Potential reduce by 34.5 kB

Original 120.6 kB
After minification 120.6 kB
After compression 86.1 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 34.5 kB or 29% of the original size.

CSS Optimization

-15%

Potential reduce by 23.0 kB

Original 150.7 kB
After minification 150.7 kB
After compression 127.7 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. Nbdyf.com needs all CSS files to be minified and compressed as it can save up to 23.0 kB or 15% of the original size.

Requests Now

After Optimization

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nbdyf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

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

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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 uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

ZH
Language Claimed

N/A
Encoding

GB2312

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nbdyf.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Nbdyf.com main page’s claimed encoding is gb2312. 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

nbdyf.com

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

诺本专科新特药房 - 专科药房资讯门户网站

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)

Network Requests Diagram

nbdyf.com

bootstrap.min.css

swiper.min.css

essentials.css

layout.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

nbdyf.com

bootstrap.min.css

swiper.min.css

essentials.css

layout.css

header-1.css

green.css

font-awesome.min.css

themify-icons.css

simple-line-icons.css

layout-shop.css

logo-dark.png

consulting.js

consulting.css

jquery-2.1.4.min.js

scripts.js

swiper.min.js

main5.jpg

tu2.jpg

4-min.jpg

1.jpg

2.jpg

3.jpg

4.jpg

3.jpg

1.jpg

7.jpg

4.jpg

5.jpg

8.jpg

bayer.jpg

gl.jpg

gs.jpg

hzs.jpg

jj.jpg

kj.jpg

logo.jpg

it.jpg

ml.jpg

nf.jpg

ns.jpg

ps.jpg

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