Tools & Wizards About Us
senseinavi.com screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

senseinavi.com

ネイティブ先生を探す:英会話個人レッスンの教師・マンツーマン英語・中国語・フランス語などは先生ナビドットコム(以前SenseiSagasu.com 先生探す)

Page Load Speed

3.7 sec in total

First Response

24 ms

Resources Loaded

3.5 sec

Page Rendered

161 ms

senseinavi.com screenshot

About Website

Click here to check amazing Senseinavi content for Japan. Otherwise, check out these important facts you probably never knew about senseinavi.com

ネイティブ英会話の個人先生や外国人の言語マンツーマンレッスン先生を探すなら先生ナビドットコム。プライベート先生(例:英語家庭教師)紹介 ・スペイン語・中国語・フランス語・イタリア語・韓国語・ドイツ語等 - SenseiNavi.com (前はSenseiSagasu.com)

Visit senseinavi.com

Key Findings

We analyzed Senseinavi.com page load time and found that the first response time was 24 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

senseinavi.com performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

48/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

73/100

25%

SI (Speed Index)

Value4.6 s

71/100

10%

TBT (Total Blocking Time)

Value1,160 ms

22/100

30%

CLS (Cumulative Layout Shift)

Value0.78

5/100

15%

TTI (Time to Interactive)

Value8.4 s

39/100

10%

Network Requests Diagram

senseinavi.com

24 ms

senseinavi.com

78 ms

www.senseinavi.com

104 ms

smart-app-banner.css

27 ms

smart-app-banner.js

64 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 76% of them (51 requests) were addressed to the original Senseinavi.com, 6% (4 requests) were made to Getstudents.net and 6% (4 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (3.2 sec) belongs to the original domain Senseinavi.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 94.5 kB (18%)

Content Size

525.7 kB

After Optimization

431.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Senseinavi.com main page is 525.7 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. Javascripts take 406.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 55.6 kB

  • Original 72.6 kB
  • After minification 72.6 kB
  • After compression 17.0 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. 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 55.6 kB or 77% of the original size.

Image Optimization

-3%

Potential reduce by 1.4 kB

  • Original 42.4 kB
  • After minification 41.0 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. Senseinavi images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 37.4 kB

  • Original 406.1 kB
  • After minification 406.1 kB
  • After compression 368.6 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

-1%

Potential reduce by 49 B

  • Original 4.6 kB
  • After minification 4.6 kB
  • After compression 4.5 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. Senseinavi.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 33 (52%)

Requests Now

64

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Senseinavi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

senseinavi.com

senseinavi.com

24 ms

senseinavi.com

senseinavi.com

78 ms

www.senseinavi.com

www.senseinavi.com

104 ms

smart-app-banner.css

smart-app-banner.css

27 ms

smart-app-banner.js

smart-app-banner.js

64 ms

fade-images.js

fade-images.js

22 ms

validation.js

validation.js

37 ms

overlib.js

overlib.js

23 ms

show_ads.js

show_ads.js

85 ms

email-decode.min.js

email-decode.min.js

8 ms

conversion.js

conversion.js

99 ms

trackjs.js

trackjs.js

30 ms

validations.js

validations.js

18 ms

vcd15cbe7772f49c399c6a5babf22c1241717689176015

vcd15cbe7772f49c399c6a5babf22c1241717689176015

78 ms

index_search_form.php

index_search_form.php

3154 ms

510400_38289.jpg

510400_38289.jpg

145 ms

500035_42754.jpg

500035_42754.jpg

160 ms

512537_41917.jpg

512537_41917.jpg

211 ms

505045_41733.jpg

505045_41733.jpg

210 ms

hdr-bg-new2.gif

hdr-bg-new2.gif

20 ms

logo-small.jpg

logo-small.jpg

21 ms

header_bg.gif

header_bg.gif

22 ms

hdr-img.jpg

hdr-img.jpg

19 ms

center.gif

center.gif

20 ms

st_hd_ln_01.gif

st_hd_ln_01.gif

27 ms

st_nv_bg_01.gif

st_nv_bg_01.gif

27 ms

st_nv_bt_01.gif

st_nv_bt_01.gif

26 ms

st_nv_bt_02.gif

st_nv_bt_02.gif

26 ms

st_nv_bt_03.gif

st_nv_bt_03.gif

26 ms

st_nv_bt_04.gif

st_nv_bt_04.gif

122 ms

st_nv_bt_05.gif

st_nv_bt_05.gif

33 ms

spacer.gif

spacer.gif

122 ms

st_nv_bt_06.gif

st_nv_bt_06.gif

120 ms

st_lb_bg_01.gif

st_lb_bg_01.gif

120 ms

st_lb_bt_01.gif

st_lb_bt_01.gif

122 ms

teacher-request-form.png

teacher-request-form.png

123 ms

party-banner-sn.gif

party-banner-sn.gif

122 ms

st_lb_bn_03.gif

st_lb_bn_03.gif

124 ms

st_lb_bn_02.gif

st_lb_bn_02.gif

124 ms

st_index_im_01.gif

st_index_im_01.gif

126 ms

st_co_bt_01.gif

st_co_bt_01.gif

126 ms

st_co_bt_02.gif

st_co_bt_02.gif

126 ms

st_index_im_02.gif

st_index_im_02.gif

126 ms

banner.gif

banner.gif

126 ms

st_rb_ti_01.gif

st_rb_ti_01.gif

137 ms

Philippines.png

Philippines.png

135 ms

England.png

England.png

136 ms

Canada.png

Canada.png

138 ms

bottom.gif

bottom.gif

136 ms

adsbygoogle.js

adsbygoogle.js

149 ms

ga.js

ga.js

18 ms

st_index_bg_01.gif

st_index_bg_01.gif

141 ms

st_co_ln_01.gif

st_co_ln_01.gif

130 ms

st_co_ic_01.gif

st_co_ic_01.gif

142 ms

93 ms

track.js

track.js

34 ms

__utm.gif

__utm.gif

20 ms

button.php

button.php

62 ms

button.php

button.php

53 ms

show_ads_impl.js

show_ads_impl.js

236 ms

32 ms

track_visit.php

track_visit.php

27 ms

zrt_lookup.html

zrt_lookup.html

20 ms

ads

ads

136 ms

ads

ads

163 ms

style.css

style.css

13 ms

jquery-1.10.1.min.js

jquery-1.10.1.min.js

11 ms

Accessibility Review

senseinavi.com accessibility score

81

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

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

Form elements do not have associated labels

Best Practices

senseinavi.com best practices score

67

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

Displays images with incorrect aspect ratio

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

senseinavi.com SEO score

89

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

Mobile Friendly

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/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    SHIFT_JIS

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

senseinavi.com

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