Tools & Wizards About Us
258sd.com screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

258sd.com

进口书,原版书,绘本书,英文原版图书,儿童纸板书,外语图书,进口儿童书,原版儿童书

Page Load Speed

27.8 sec in total

First Response

2.7 sec

Resources Loaded

24.8 sec

Page Rendered

289 ms

258sd.com screenshot

About Website

Welcome to 258sd.com homepage info - get ready to check 258 Sd best content right away, or after learning these important things about 258sd.com

上海申东外语图书书店是专业的外语图书书店,外语网上图书店有精品原版图书和各种进口图书；其中包括：艺术摄影类原版图书、计算机与互联网方面的进口图书、家庭与育儿方面的外语图书等；上海申东外语图书书店是全国一流的精品进口原版外语图书网上书店。

Visit 258sd.com

Key Findings

We analyzed 258sd.com page load time and found that the first response time was 2.7 sec and then it took 25.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

258sd.com performance score

0

Network Requests Diagram

258sd.com

2703 ms

reset.css

1177 ms

style.css

1826 ms

common.js

1744 ms

index.js

1075 ms

Our browser made a total of 121 requests to load all elements on the main page. We found that 25% of them (30 requests) were addressed to the original 258sd.com, 60% (73 requests) were made to Cdn.258sd.com and 2% (3 requests) were made to Oz.cnzz.com. The less responsive or slowest element that took the longest time to load (19.8 sec) belongs to the original domain 258sd.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 355.6 kB (27%)

Content Size

1.3 MB

After Optimization

956.2 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of 258sd.com main page is 1.3 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. 45% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 42.5 kB

  • Original 51.1 kB
  • After minification 38.6 kB
  • After compression 8.5 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 12.4 kB, which is 24% 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 42.5 kB or 83% of the original size.

Image Optimization

-23%

Potential reduce by 282.0 kB

  • Original 1.2 MB
  • After minification 931.6 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, 258 Sd needs image optimization as it can save up to 282.0 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 31.1 kB

  • Original 47.0 kB
  • After minification 43.1 kB
  • After compression 16.0 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 31.1 kB or 66% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (20%)

Requests Now

115

After Optimization

92

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 115 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 258 Sd. 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.

Network Requests Diagram

258sd.com

258sd.com

2703 ms

reset.css

reset.css

1177 ms

style.css

style.css

1826 ms

common.js

common.js

1744 ms

index.js

index.js

1075 ms

script.js

script.js

3324 ms

index.js

index.js

1719 ms

json2.js

json2.js

1744 ms

transport.js

transport.js

3520 ms

utils.js

utils.js

2333 ms

stat.php

stat.php

1753 ms

stat.php

stat.php

2246 ms

stat.php

stat.php

1568 ms

slider.js

slider.js

480 ms

9783527324729_just.jpg

9783527324729_just.jpg

1541 ms

help.png

help.png

8814 ms

book.png

book.png

19755 ms

map.jpg

map.jpg

7724 ms

age_01.jpg

age_01.jpg

2438 ms

age_02.jpg

age_02.jpg

5092 ms

age_03.jpg

age_03.jpg

2089 ms

age_04.jpg

age_04.jpg

2616 ms

icon.gif

icon.gif

3006 ms

msn.gif

msn.gif

3151 ms

9783527318247_just.jpg

9783527318247_just.jpg

3121 ms

9783527311149_just.jpg

9783527311149_just.jpg

3451 ms

9781848210509_just.jpg

9781848210509_just.jpg

2114 ms

9781405159203_just.jpg

9781405159203_just.jpg

3605 ms

9780471793335_just.jpg

9780471793335_just.jpg

2712 ms

9780471790594_just.jpg

9780471790594_just.jpg

3708 ms

9780471730415_just.jpg

9780471730415_just.jpg

3698 ms

9780471692782_just.jpg

9780471692782_just.jpg

7306 ms

9780471691631_just.jpg

9780471691631_just.jpg

5910 ms

304901_just.jpg

304901_just.jpg

5002 ms

303402_just.jpg

303402_just.jpg

6447 ms

293192_just.jpg

293192_just.jpg

4607 ms

292813_just.jpg

292813_just.jpg

5054 ms

262542_just.jpg

262542_just.jpg

7684 ms

291991_just.jpg

291991_just.jpg

6377 ms

326828_just.jpg

326828_just.jpg

9241 ms

328814_just.jpg

328814_just.jpg

8515 ms

292767_just.jpg

292767_just.jpg

8171 ms

263171_just.jpg

263171_just.jpg

7498 ms

251625_thumb.jpg

251625_thumb.jpg

8134 ms

9780689826023__thumb.jpg

9780689826023__thumb.jpg

8384 ms

nopic3.jpg

nopic3.jpg

8488 ms

264722_thumb.jpg

264722_thumb.jpg

8495 ms

1875_thumb.jpg

1875_thumb.jpg

8912 ms

9781878624420_thumb.jpg

9781878624420_thumb.jpg

8802 ms

9780831718619_thumb.jpg

9780831718619_thumb.jpg

8867 ms

1293078465855459784.jpg

1293078465855459784.jpg

8875 ms

4159_thumb.jpg

4159_thumb.jpg

9274 ms

4298_thumb.jpg

4298_thumb.jpg

9235 ms

teenager.jpg

teenager.jpg

13800 ms

lbac.jpg

lbac.jpg

9708 ms

ww.jpg

ww.jpg

10126 ms

lr.jpg

lr.jpg

10148 ms

pg.jpg

pg.jpg

11585 ms

dk.jpg

dk.jpg

10116 ms

head_bg.jpg

head_bg.jpg

11858 ms

arrow.gif

arrow.gif

3621 ms

nav_line.gif

nav_line.gif

5131 ms

nav_on.gif

nav_on.gif

5320 ms

cart.png

cart.png

5629 ms

class_arrow.gif

class_arrow.gif

6586 ms

tabArrow.png

tabArrow.png

6089 ms

tab.png

tab.png

8511 ms

stat.htm

stat.htm

287 ms

core.php

core.php

766 ms

9.gif

9.gif

979 ms

stat.htm

stat.htm

167 ms

core.php

core.php

469 ms

pic.gif

pic.gif

1217 ms

9.gif

9.gif

964 ms

stat.htm

stat.htm

169 ms

core.php

core.php

1326 ms

gc.jpg

gc.jpg

8983 ms

app.gif

app.gif

1681 ms

hh.jpg

hh.jpg

8763 ms

app.gif

app.gif

4696 ms

hc.jpg

hc.jpg

8172 ms

9.gif

9.gif

395 ms

slider.json

slider.json

4452 ms

hmh.jpg

hmh.jpg

7483 ms

app.gif

app.gif

2909 ms

sl.jpg

sl.jpg

7862 ms

ss.jpg

ss.jpg

7411 ms

rt.jpg

rt.jpg

8845 ms

cf.jpg

cf.jpg

7602 ms

cr.jpg

cr.jpg

6853 ms

rh.jpg

rh.jpg

6721 ms

17.jpg

17.jpg

6670 ms

19.jpg

19.jpg

5952 ms

24.jpg

24.jpg

5952 ms

22.jpg

22.jpg

5998 ms

201603236.jpg

201603236.jpg

4359 ms

23.jpg

23.jpg

4809 ms

10.jpg

10.jpg

4750 ms

14.jpg

14.jpg

4765 ms

30.jpg

30.jpg

4498 ms

27.jpg

27.jpg

4519 ms

20.jpg

20.jpg

4407 ms

25.jpg

25.jpg

4312 ms

31.jpg

31.jpg

4775 ms

32.jpg

32.jpg

11709 ms

4266 ms

9.jpg

9.jpg

4289 ms

scott%20award.jpg

scott%20award.jpg

4294 ms

the%20batchelder%20award.jpg

the%20batchelder%20award.jpg

4532 ms

the%20caldecott%20medal.jpg

the%20caldecott%20medal.jpg

4286 ms

meiguoguojiatushu.jpg

meiguoguojiatushu.jpg

4293 ms

niuborui.jpg

niuborui.jpg

4712 ms

coretta%20scott%20king%20book.jpg

coretta%20scott%20king%20book.jpg

4101 ms

the%20golden%20kite%20award%20book.jpg

the%20golden%20kite%20award%20book.jpg

3752 ms

laura%20ingalls%20wilder%20award.jpg

laura%20ingalls%20wilder%20award.jpg

3754 ms

mlchael%20l.printz%20award.jpg

mlchael%20l.printz%20award.jpg

5092 ms

odyssey%20award.jpg

odyssey%20award.jpg

3712 ms

pura%20belpre%20award.jpg

pura%20belpre%20award.jpg

3730 ms

robert%20f.%20slbert%20intormational%20book%20medal.jpg

robert%20f.%20slbert%20intormational%20book%20medal.jpg

3466 ms

button_71.gif

button_71.gif

151 ms

button_71.gif

button_71.gif

71 ms

SEO Factors

258sd.com SEO score

0

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 258sd.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 258sd.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

258sd.com

Open Graph description is not detected on the main page of 258 Sd. 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: