Tools & Wizards About Us
yotsuya-seminar.com screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

yotsuya-seminar.com

予備校なら個別指導の土日も開講　東京・四谷ゼミナール【予備校】

Page Load Speed

6.2 sec in total

First Response

589 ms

Resources Loaded

5.2 sec

Page Rendered

468 ms

yotsuya-seminar.com screenshot

About Website

Click here to check amazing Yotsuya Seminar content. Otherwise, check out these important facts you probably never knew about yotsuya-seminar.com

予備校・四谷ゼミナールは大学院入試、大学編入、社会人入試、大学受験、医学部受験、現役高校生、高認試験対策において38年の実績のある予備校です。

Visit yotsuya-seminar.com

Key Findings

We analyzed Yotsuya-seminar.com page load time and found that the first response time was 589 ms and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

yotsuya-seminar.com performance score

0

Network Requests Diagram

yotsuya-seminar.com

589 ms

www.yotsuya-seminar.com

926 ms

home.css

168 ms

reset.css

168 ms

base.css

492 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 96% of them (64 requests) were addressed to the original Yotsuya-seminar.com, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Acq-3pas.admatrix.jp. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Yotsuya-seminar.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 71.6 kB (4%)

Content Size

1.8 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yotsuya-seminar.com main page is 1.8 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 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 7.9 kB

  • Original 11.8 kB
  • After minification 11.5 kB
  • After compression 3.9 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 7.9 kB or 67% of the original size.

Image Optimization

-3%

Potential reduce by 44.8 kB

  • Original 1.8 MB
  • After minification 1.7 MB

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. Yotsuya Seminar images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-84%

Potential reduce by 18.9 kB

  • Original 22.5 kB
  • After minification 16.8 kB
  • After compression 3.5 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. Yotsuya-seminar.com needs all CSS files to be minified and compressed as it can save up to 18.9 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (5%)

Requests Now

65

After Optimization

62

  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yotsuya Seminar. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

yotsuya-seminar.com

yotsuya-seminar.com

589 ms

www.yotsuya-seminar.com

www.yotsuya-seminar.com

926 ms

home.css

home.css

168 ms

reset.css

reset.css

168 ms

base.css

base.css

492 ms

bg.gif

bg.gif

220 ms

head01.png

head01.png

218 ms

head02.png

head02.png

319 ms

gn01of.jpg

gn01of.jpg

319 ms

gn02of.jpg

gn02of.jpg

320 ms

gn03of.jpg

gn03of.jpg

329 ms

gn04of.jpg

gn04of.jpg

333 ms

gn05of.jpg

gn05of.jpg

330 ms

gn06of.jpg

gn06of.jpg

476 ms

kv01.jpg

kv01.jpg

1435 ms

sabtit02.jpg

sabtit02.jpg

635 ms

lbt01of.jpg

lbt01of.jpg

652 ms

lbt01_1of.gif

lbt01_1of.gif

492 ms

lbt02of.jpg

lbt02of.jpg

823 ms

lbt03of.jpg

lbt03of.jpg

947 ms

lbt04of.jpg

lbt04of.jpg

984 ms

lbt04_1of.gif

lbt04_1of.gif

793 ms

lbt05of.jpg

lbt05of.jpg

979 ms

lbt06of.jpg

lbt06of.jpg

1112 ms

lbt07of.jpg

lbt07of.jpg

1152 ms

lbt08of.jpg

lbt08of.jpg

1262 ms

lbt09of.jpg

lbt09of.jpg

1308 ms

lbt10of.jpg

lbt10of.jpg

1149 ms

sbt01of.jpg

sbt01of.jpg

1587 ms

sbt02of.jpg

sbt02of.jpg

1478 ms

sbt03of.jpg

sbt03of.jpg

1483 ms

sabtit01.jpg

sabtit01.jpg

1584 ms

rbt01of.jpg

rbt01of.jpg

1636 ms

rbt02of.jpg

rbt02of.jpg

1593 ms

rbt03of.jpg

rbt03of.jpg

1808 ms

rbt04.jpg

rbt04.jpg

1812 ms

gotop_f.gif

gotop_f.gif

1742 ms

gn01on.jpg

gn01on.jpg

1706 ms

gn02on.jpg

gn02on.jpg

1713 ms

gn03on.jpg

gn03on.jpg

1760 ms

gn04on.jpg

gn04on.jpg

1861 ms

ga.js

ga.js

11 ms

__utm.gif

__utm.gif

12 ms

gn05on.jpg

gn05on.jpg

1696 ms

gn06on.jpg

gn06on.jpg

1701 ms

lbt01on.jpg

lbt01on.jpg

1659 ms

lbt01_1on.gif

lbt01_1on.gif

1662 ms

lbt02on.jpg

lbt02on.jpg

1667 ms

lbt03on.jpg

lbt03on.jpg

1897 ms

lbt04on.jpg

lbt04on.jpg

1900 ms

lbt04_1on.gif

lbt04_1on.gif

1746 ms

lbt05on.jpg

lbt05on.jpg

1665 ms

lbt06on.jpg

lbt06on.jpg

1818 ms

beacon.gif

beacon.gif

171 ms

lbt07on.jpg

lbt07on.jpg

1537 ms

lbt08on.jpg

lbt08on.jpg

1582 ms

lbt09on.jpg

lbt09on.jpg

1516 ms

lbt10on.jpg

lbt10on.jpg

1497 ms

sbt01on.jpg

sbt01on.jpg

1593 ms

sbt02on.jpg

sbt02on.jpg

1567 ms

sbt03on.jpg

sbt03on.jpg

1567 ms

icon02.gif

icon02.gif

1361 ms

rbt01on.jpg

rbt01on.jpg

1491 ms

rbt02on.jpg

rbt02on.jpg

1331 ms

rbt03on.jpg

rbt03on.jpg

1537 ms

maintit00.jpg

maintit00.jpg

1341 ms

print.css

print.css

171 ms

SEO Factors

yotsuya-seminar.com SEO score

0

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Yotsuya-seminar.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Yotsuya-seminar.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

yotsuya-seminar.com

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