Access pic.5tu.cn. 素材网,图片下载,优质的中国素材网站-百图汇素材网

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

91/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value7.2 s

31/100

10%

TBT (Total Blocking Time)

Value350 ms

73/100

30%

CLS (Cumulative Layout Shift)

Value0.548

14/100

15%

TTI (Time to Interactive)

Value6.2 s

62/100

10%

pic.5tu.cn

1635 ms

skin.css

1147 ms

t001.gif

1426 ms

logo.gif

840 ms

slogo.jpg

855 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 58% of them (42 requests) were addressed to the original Pic.5tu.cn, 13% (9 requests) were made to Cpro.baidustatic.com and 8% (6 requests) were made to Pos.baidu.com. The less responsive or slowest element that took the longest time to load (13.3 sec) belongs to the original domain Pic.5tu.cn.

Content Size

952.1 kB

After Optimization

570.4 kB

In fact, the total size of Pic.5tu.cn main page is 952.1 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. Images take 480.1 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 47.7 kB

Original 58.1 kB
After minification 51.6 kB
After compression 10.5 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 6.5 kB, which is 11% 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 47.7 kB or 82% of the original size.

Image Optimization

-12%

Potential reduce by 58.4 kB

Original 480.1 kB
After minification 421.7 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. Obviously, Pic 5 Tu needs image optimization as it can save up to 58.4 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 248.5 kB

Original 379.8 kB
After minification 375.1 kB
After compression 131.2 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 248.5 kB or 65% of the original size.

CSS Optimization

-80%

Potential reduce by 27.2 kB

Original 34.1 kB
After minification 31.5 kB
After compression 6.9 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. Pic.5tu.cn needs all CSS files to be minified and compressed as it can save up to 27.2 kB or 80% of the original size.

Requests Now

After Optimization

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pic 5 Tu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts 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

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

High

Form elements do not have associated labels

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 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

Serves images with low resolution

Low

Detected JavaScript libraries

High

Uses deprecated APIs

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pic.5tu.cn 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 Pic.5tu.cn main page’s claimed encoding is gbk. 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

pic.5tu.cn

Open Graph description is not detected on the main page of Pic 5 Tu. 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

素材网,图片下载,优质的中国素材网站-百图汇素材网

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

pic.5tu.cn

skin.css

t001.gif

logo.gif

slogo.jpg

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

pic.5tu.cn

skin.css

t001.gif

logo.gif

slogo.jpg

t002.gif

t003.gif

t004.gif

c.js

stat.php

jquery-1.7.1.min.js

jquery-hcheckbox.js

js.js

index.js

ajax_user_center.js

tj-1-01.jpg

tj-1-02.jpg

zt-xcd.jpg

zt-mp.jpg

zt-hc.jpg

zt-vi.jpg

zt-ztdb.jpg

search_ipt.gif

search_submit.gif

page_prev.gif

page_next.gif

qq.gif

ucjm

loading.gif

page_prev.png

page_next.png

ucjm

stat.htm

core.php

header_user_ajax.php

gotop.png

010P000024095494F60-1.jpg

010P0000240332X3C9-1.jpg

010P000024032G3US-1.jpg

010P0000240604460913-1.jpg

010P000040J6241593-1.jpg

010P000040Y2294J7-1.jpg

010P000040223XI92-1.jpg