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srtt.co.jp screenshot

Report Summary

  • 96

    Performance

    Renders faster than
    94% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 50

    SEO

    Google-friendlier than
    18% of websites

srtt.co.jp

ＳＲＴＴ公式ホームページ　プロインストラクター内藤栄俊のライディングスクール

Page Load Speed

4 sec in total

First Response

955 ms

Resources Loaded

2.6 sec

Page Rendered

457 ms

srtt.co.jp screenshot

About Website

Visit srtt.co.jp now to see the best up-to-date Srtt content for Japan and also check out these interesting facts you probably never knew about srtt.co.jp

Visit srtt.co.jp

Key Findings

We analyzed Srtt.co.jp page load time and found that the first response time was 955 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

srtt.co.jp performance score

96

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

88/100

10%

LCP (Largest Contentful Paint)

Value1.9 s

98/100

25%

SI (Speed Index)

Value3.3 s

91/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.9 s

88/100

10%

Network Requests Diagram

srtt.co.jp

955 ms

rogo0704.gif

582 ms

carbon006.gif

337 ms

toptitle.gif

337 ms

top1.gif

338 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 98% of them (40 requests) were addressed to the original Srtt.co.jp, 2% (1 request) were made to Melma.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Srtt.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 54.1 kB (13%)

Content Size

418.5 kB

After Optimization

364.4 kB

  • HTML
  • Images

In fact, the total size of Srtt.co.jp main page is 418.5 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. 15% of websites need less resources to load. Images take 372.1 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 39.3 kB

  • Original 46.5 kB
  • After minification 40.5 kB
  • After compression 7.2 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 6.0 kB, which is 13% 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 39.3 kB or 85% of the original size.

Image Optimization

-4%

Potential reduce by 14.9 kB

  • Original 372.1 kB
  • After minification 357.2 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. Srtt images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 11 (28%)

Requests Now

40

After Optimization

29

  • Images

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Srtt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

srtt.co.jp

srtt.co.jp

955 ms

rogo0704.gif

rogo0704.gif

582 ms

carbon006.gif

carbon006.gif

337 ms

toptitle.gif

toptitle.gif

337 ms

top1.gif

top1.gif

338 ms

yotei1.gif

yotei1.gif

339 ms

meyasu1.gif

meyasu1.gif

359 ms

toi1.gif

toi1.gif

373 ms

bbs1.gif

bbs1.gif

473 ms

blog1.gif

blog1.gif

500 ms

link1.gif

link1.gif

504 ms

145kugiri.gif

145kugiri.gif

505 ms

01shoukai.gif

01shoukai.gif

539 ms

01srtttoha2.gif

01srtttoha2.gif

565 ms

145kugirikiiro.gif

145kugirikiiro.gif

632 ms

01school.gif

01school.gif

668 ms

01summerb1.gif

01summerb1.gif

672 ms

01summerh1.gif

01summerh1.gif

674 ms

01tomin.gif

01tomin.gif

719 ms

01hyper1.gif

01hyper1.gif

758 ms

01tominb1.gif

01tominb1.gif

791 ms

01heizitsu1.gif

01heizitsu1.gif

835 ms

01bsu1.gif

01bsu1.gif

840 ms

01cirmeet1.gif

01cirmeet1.gif

843 ms

01cirsou1.gif

01cirsou1.gif

900 ms

01hachi.gif

01hachi.gif

950 ms

01hachist1.gif

01hachist1.gif

949 ms

01mailmg.gif

01mailmg.gif

1002 ms

640kugiri.gif

640kugiri.gif

1007 ms

facebook.jpg

facebook.jpg

1178 ms

640kugirikiiro.gif

640kugirikiiro.gif

898 ms

banner_hyper.jpg

banner_hyper.jpg

933 ms

banner_hachi.jpg

banner_hachi.jpg

1152 ms

banner_meet.jpg

banner_meet.jpg

1146 ms

banner_soukou.jpg

banner_soukou.jpg

1155 ms

road6.jpg

road6.jpg

1608 ms

jizaidvd.jpg

jizaidvd.jpg

1554 ms

shirobai.jpg

shirobai.jpg

1660 ms

bullet026.gif

bullet026.gif

1169 ms

bullet029.gif

bullet029.gif

1197 ms

800un.gif

800un.gif

1176 ms

Accessibility Review

srtt.co.jp accessibility score

60

Accessibility Issues

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Internationalization and localization

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

Impact

Issue

High

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

Best Practices

srtt.co.jp best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

srtt.co.jp SEO score

50

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    N/A

  • Encoding

    SHIFT_JIS

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

srtt.co.jp

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