Tools & Wizards About Us
jvc.owner-manuals.com screenshot

Report Summary

  • 81

    Performance

    Renders faster than
    86% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

jvc.owner-manuals.com

Page Load Speed

1.7 sec in total

First Response

158 ms

Resources Loaded

1.3 sec

Page Rendered

179 ms

jvc.owner-manuals.com screenshot

About Website

Welcome to jvc.owner-manuals.com homepage info - get ready to check Jvc Owner Manuals best content for Russia right away, or after learning these important things about jvc.owner-manuals.com

We provide downloadable manuals for Your device. We offer user manuals, operating instructions, repair manual as well as spare parts lists.

Visit jvc.owner-manuals.com

Key Findings

We analyzed Jvc.owner-manuals.com page load time and found that the first response time was 158 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

jvc.owner-manuals.com performance score

81

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

49/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.7 s

91/100

10%

Network Requests Diagram

jvc.owner-manuals.com

158 ms

index.php

361 ms

jquery.min.js

16 ms

94 ms

203 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Jvc.owner-manuals.com, 83% (34 requests) were made to Owner-manuals.com and 5% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (407 ms) relates to the external source Owner-manuals.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 32.0 kB (14%)

Content Size

224.7 kB

After Optimization

192.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Jvc.owner-manuals.com main page is 224.7 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. 25% of websites need less resources to load. Javascripts take 132.2 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 31.7 kB

  • Original 38.6 kB
  • After minification 34.8 kB
  • After compression 6.9 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 31.7 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 153 B

  • Original 54.0 kB
  • After minification 53.9 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. Jvc Owner Manuals images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 173 B

  • Original 132.2 kB
  • After minification 132.1 kB
  • After compression 132.0 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 19 (49%)

Requests Now

39

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jvc Owner Manuals. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

jvc.owner-manuals.com

jvc.owner-manuals.com

158 ms

index.php

index.php

361 ms

jquery.min.js

jquery.min.js

16 ms

94 ms

203 ms

addthis_widget.js

addthis_widget.js

139 ms

ga.js

ga.js

62 ms

plusone.js

plusone.js

70 ms

pixel_trans.gif

pixel_trans.gif

29 ms

icon.gif

icon.gif

29 ms

icon.gif

icon.gif

47 ms

icon.gif

icon.gif

30 ms

spriteme1.png

spriteme1.png

30 ms

icon_find_us_on_facebook.png

icon_find_us_on_facebook.png

48 ms

az_header_logo_new.gif

az_header_logo_new.gif

46 ms

az_header_right.jpg

az_header_right.jpg

45 ms

go.gif

go.gif

47 ms

paypal_1000.gif

paypal_1000.gif

48 ms

rapidssl_ssl_certificate.gif

rapidssl_ssl_certificate.gif

68 ms

az_main_nav_bottom.gif

az_main_nav_bottom.gif

49 ms

az_left_box_r_side.gif

az_left_box_r_side.gif

50 ms

90DAE7133FFA8C6221081AEA62CCC099A945C1AB_1.jpg

90DAE7133FFA8C6221081AEA62CCC099A945C1AB_1.jpg

213 ms

stars_5.gif

stars_5.gif

69 ms

cat_bullet.gif

cat_bullet.gif

70 ms

34233B3C2681DF19C2073EB25DB717426746E70F_1.jpg

34233B3C2681DF19C2073EB25DB717426746E70F_1.jpg

231 ms

spriteme2.png

spriteme2.png

70 ms

az_cart_icon.gif

az_cart_icon.gif

71 ms

96FD7A3B5D1AFB1055B78014EA585EB438B564CB_1.jpg

96FD7A3B5D1AFB1055B78014EA585EB438B564CB_1.jpg

233 ms

az_buy_now.gif

az_buy_now.gif

70 ms

az_more_info.gif

az_more_info.gif

71 ms

8A146C70DFC76E96B0BBB9D0694C8B268F8A4AC5_1.jpg

8A146C70DFC76E96B0BBB9D0694C8B268F8A4AC5_1.jpg

247 ms

C890EDA23270B2B1C396F25D8B23983A6E4DAF64_1.jpg

C890EDA23270B2B1C396F25D8B23983A6E4DAF64_1.jpg

241 ms

adobe_115x115.jpg

adobe_115x115.jpg

243 ms

52E00CBDA347837D5B394E515B54AF262AEEAE70_1.jpg

52E00CBDA347837D5B394E515B54AF262AEEAE70_1.jpg

383 ms

7B8F5EB2977D6DC0D2A3CE167F7BD00C0B1F333F_1.jpg

7B8F5EB2977D6DC0D2A3CE167F7BD00C0B1F333F_1.jpg

399 ms

65F1DEE1D965559A831DFE839C20AAE18546CF25_1.jpg

65F1DEE1D965559A831DFE839C20AAE18546CF25_1.jpg

322 ms

8D1541322853731F0912945FBADBA27B249474F8_1.jpg

8D1541322853731F0912945FBADBA27B249474F8_1.jpg

407 ms

free.gif

free.gif

255 ms

az_arrow1.gif

az_arrow1.gif

261 ms

__utm.gif

__utm.gif

23 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

6 ms

Accessibility Review

jvc.owner-manuals.com accessibility score

78

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.

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

jvc.owner-manuals.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

jvc.owner-manuals.com SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

jvc.owner-manuals.com

Open Graph description is not detected on the main page of Jvc Owner Manuals. 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: