Tools & Wizards About Us
dannovo.com screenshot

Report Summary

  • 64

    Performance

    Renders faster than
    77% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

dannovo.com

Video Conference Camera | PTZ | USB Web Camera | USB Microphone | IP Speed Dome Camera - Dannovo Electronic Co., Ltd.

Page Load Speed

17.1 sec in total

First Response

412 ms

Resources Loaded

16.5 sec

Page Rendered

170 ms

dannovo.com screenshot

About Website

Visit dannovo.com now to see the best up-to-date Dannovo content and also check out these interesting facts you probably never knew about dannovo.com

Dannovo-Professional Manufacturer of Video Conference Camera,USB Web Camera,USB Microphone And IP Speed Dome Camera.Welcome to inquiry!

Visit dannovo.com

Key Findings

We analyzed Dannovo.com page load time and found that the first response time was 412 ms and then it took 16.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

dannovo.com performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value180 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value4.8 s

79/100

10%

Network Requests Diagram

dannovo.com

412 ms

Dannovo_man.css

128 ms

jquery.min.js

409 ms

banner.js

131 ms

form.js

131 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 93% of them (54 requests) were addressed to the original Dannovo.com, 3% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Tb.53kf.com. The less responsive or slowest element that took the longest time to load (15.5 sec) belongs to the original domain Dannovo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 76.4 kB (40%)

Content Size

191.7 kB

After Optimization

115.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dannovo.com main page is 191.7 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. HTML takes 68.3 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 62.5 kB

  • Original 68.3 kB
  • After minification 64.2 kB
  • After compression 5.8 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 62.5 kB or 91% of the original size.

Image Optimization

-2%

Potential reduce by 1.2 kB

  • Original 55.7 kB
  • After minification 54.5 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. Dannovo images are well optimized though.

JavaScript Optimization

-18%

Potential reduce by 11.5 kB

  • Original 63.6 kB
  • After minification 63.4 kB
  • After compression 52.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 11.5 kB or 18% of the original size.

CSS Optimization

-30%

Potential reduce by 1.2 kB

  • Original 4.1 kB
  • After minification 4.1 kB
  • After compression 2.9 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. Dannovo.com needs all CSS files to be minified and compressed as it can save up to 1.2 kB or 30% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (14%)

Requests Now

56

After Optimization

48

  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dannovo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

dannovo.com

dannovo.com

412 ms

Dannovo_man.css

Dannovo_man.css

128 ms

jquery.min.js

jquery.min.js

409 ms

banner.js

banner.js

131 ms

form.js

form.js

131 ms

banner_small.js

banner_small.js

142 ms

stroll.js

stroll.js

82 ms

banner_small_run.js

banner_small_run.js

132 ms

kf.php

kf.php

1049 ms

element.js

element.js

44 ms

logo_bg.png

logo_bg.png

65 ms

bg_header.jpg

bg_header.jpg

72 ms

logo.jpg

logo.jpg

212 ms

an_1.gif

an_1.gif

67 ms

DANNOVO-4K-Video-Camera.jpg

DANNOVO-4K-Video-Camera.jpg

11553 ms

DANNOVO-Live-Streaming-Camera.jpg

DANNOVO-Live-Streaming-Camera.jpg

10134 ms

DANNOVO-Starlight-Video-Camera.jpg

DANNOVO-Starlight-Video-Camera.jpg

11946 ms

DANNOVO-SONY-EVI-H100S.jpg

DANNOVO-SONY-EVI-H100S.jpg

13157 ms

DANNOVO-USB-PTZ-Camera.jpg

DANNOVO-USB-PTZ-Camera.jpg

12151 ms

20120106034516484.jpg

20120106034516484.jpg

282 ms

Ip-camera_hot.jpg

Ip-camera_hot.jpg

353 ms

DN-C027.gif

DN-C027.gif

1690 ms

DN-HDC061.gif

DN-HDC061.gif

4245 ms

DN-HDC23B.gif

DN-HDC23B.gif

6101 ms

DN-MIC21-WS.gif

DN-MIC21-WS.gif

7322 ms

DN-HDC8035-4K.gif

DN-HDC8035-4K.gif

7673 ms

DN-HDC8035-4K-NDI-W.gif

DN-HDC8035-4K-NDI-W.gif

8948 ms

DN-HDC062.gif

DN-HDC062.gif

10206 ms

DN-HDC13B9.gif

DN-HDC13B9.gif

11335 ms

DN-MIC03.gif

DN-MIC03.gif

12773 ms

DN-HDC8012-NDI-G.gif

DN-HDC8012-NDI-G.gif

11997 ms

DN-MIC01.gif

DN-MIC01.gif

14329 ms

DN-HDC21-CN.gif

DN-HDC21-CN.gif

13945 ms

DN-HDC062E.gif

DN-HDC062E.gif

12781 ms

DN-HDCA01B1.gif

DN-HDCA01B1.gif

12359 ms

DN-KB002.gif

DN-KB002.gif

13056 ms

DN-IPKB023.gif

DN-IPKB023.gif

14138 ms

DN-HDC06B10.gif

DN-HDC06B10.gif

13567 ms

DN-HDCC03B.gif

DN-HDCC03B.gif

13821 ms

DN-HDC13B3.gif

DN-HDC13B3.gif

15531 ms

DN-HDC15B3.gif

DN-HDC15B3.gif

15257 ms

Ip-camera_hot-bot.jpg

Ip-camera_hot-bot.jpg

13865 ms

index_about.jpg

index_about.jpg

13937 ms

index_events.gif

index_events.gif

14105 ms

index_support.jpg

index_support.jpg

14008 ms

index_solutions.gif

index_solutions.gif

14560 ms

index_contact.jpg

index_contact.jpg

14149 ms

index_information.gif

index_information.gif

14783 ms

index_new.jpg

index_new.jpg

14195 ms

DN-HDC060B2.gif

DN-HDC060B2.gif

15271 ms

DN-ZDW009P.gif

DN-ZDW009P.gif

14177 ms

DN-MIC21C-WS.gif

DN-MIC21C-WS.gif

14706 ms

ga.js

ga.js

9 ms

__utm.gif

__utm.gif

12 ms

DN-HDC8012-NDI-S.gif

DN-HDC8012-NDI-S.gif

14031 ms

link_top.gif

link_top.gif

10676 ms

flashbutton.gif

flashbutton.gif

8892 ms

link_bot.gif

link_bot.gif

7740 ms

Accessibility Review

dannovo.com accessibility score

70

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.

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

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

dannovo.com best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

dannovo.com SEO score

79

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dannovo.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Dannovo.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

dannovo.com

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