Tools & Wizards About Us
dbvidya.com screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

dbvidya.com

Oracle Performance Tuning Training Online , Dimensional Modeling Online Training

Page Load Speed

8.6 sec in total

First Response

743 ms

Resources Loaded

7.1 sec

Page Rendered

726 ms

dbvidya.com screenshot

About Website

Welcome to dbvidya.com homepage info - get ready to check Dbvidya best content right away, or after learning these important things about dbvidya.com

Oracle Performance Tuning Training Online, Dimensional Modeling Online Training, ER data modeling training online. Free Demo info@dbvidya.com +91 9912323000

Visit dbvidya.com

Key Findings

We analyzed Dbvidya.com page load time and found that the first response time was 743 ms and then it took 7.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

dbvidya.com performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value11.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value14.8 s

0/100

25%

SI (Speed Index)

Value20.5 s

0/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.186

66/100

15%

TTI (Time to Interactive)

Value25.4 s

0/100

10%

Network Requests Diagram

www.dbvidya.com

743 ms

wp-emoji-release.min.js

256 ms

prettyPhoto.css

498 ms

wp-video-lightbox.css

487 ms

style.min.css

492 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 98% of them (85 requests) were addressed to the original Dbvidya.com, 1% (1 request) were made to Embed.tawk.to and 1% (1 request) were made to Img.youtube.com. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Dbvidya.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 97.9 kB (9%)

Content Size

1.1 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dbvidya.com main page is 1.1 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. 65% of websites need less resources to load. Images take 468.5 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 64.8 kB

  • Original 84.8 kB
  • After minification 78.5 kB
  • After compression 19.9 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 64.8 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 4.8 kB

  • Original 468.5 kB
  • After minification 463.7 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. Dbvidya images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 20.9 kB

  • Original 376.8 kB
  • After minification 376.6 kB
  • After compression 355.9 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

-4%

Potential reduce by 7.3 kB

  • Original 171.7 kB
  • After minification 171.1 kB
  • After compression 164.3 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. Dbvidya.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 64 (79%)

Requests Now

81

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dbvidya. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 28 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.dbvidya.com

www.dbvidya.com

743 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

256 ms

prettyPhoto.css

prettyPhoto.css

498 ms

wp-video-lightbox.css

wp-video-lightbox.css

487 ms

style.min.css

style.min.css

492 ms

style.min.css

style.min.css

753 ms

font-awesome.min.css

font-awesome.min.css

500 ms

v4.min.css

v4.min.css

498 ms

vicons.css

vicons.css

725 ms

login-form.min.css

login-form.min.css

734 ms

member.min.css

member.min.css

730 ms

members.min.css

members.min.css

732 ms

dynamic-members.min.css

dynamic-members.min.css

742 ms

latest-activities.min.css

latest-activities.min.css

967 ms

friends.min.css

friends.min.css

971 ms

sitewide-notices.min.css

sitewide-notices.min.css

974 ms

layerslider.css

layerslider.css

987 ms

bbpress.min.css

bbpress.min.css

991 ms

style.css

style.css

995 ms

styles.css

styles.css

1220 ms

email-before-download-public.css

email-before-download-public.css

1231 ms

custom.css

custom.css

1222 ms

form-themes.css

form-themes.css

1226 ms

course_template.css

course_template.css

1282 ms

mediaelementplayer-legacy.min.css

mediaelementplayer-legacy.min.css

1243 ms

wp-mediaelement.min.css

wp-mediaelement.min.css

1464 ms

frontend.css

frontend.css

1471 ms

joinchat.min.css

joinchat.min.css

1466 ms

jquery.min.js

jquery.min.js

1520 ms

jquery-migrate.min.js

jquery-migrate.min.js

1496 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

1536 ms

video-lightbox.js

video-lightbox.js

1714 ms

jquery.knob.js

jquery.knob.js

1725 ms

greensock.js

greensock.js

1741 ms

layerslider.kreaturamedia.jquery.js

layerslider.kreaturamedia.jquery.js

1761 ms

layerslider.transitions.js

layerslider.transitions.js

1778 ms

shortcodes.css

shortcodes.css

1796 ms

icons.css

icons.css

1829 ms

confirm.min.js

confirm.min.js

1624 ms

custom.js

custom.js

1606 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

1694 ms

wp-polyfill.min.js

wp-polyfill.min.js

1688 ms

index.js

index.js

1551 ms

email-before-download-public.js

email-before-download-public.js

1594 ms

mediaelement-and-player.min.js

mediaelement-and-player.min.js

1609 ms

mediaelement-migrate.min.js

mediaelement-migrate.min.js

1635 ms

thickbox.js

thickbox.js

1643 ms

shortcodes.js

shortcodes.js

1633 ms

course-module-js.min.js

course-module-js.min.js

1844 ms

core.min.js

core.min.js

1611 ms

mouse.min.js

mouse.min.js

1605 ms

sortable.min.js

sortable.min.js

1611 ms

draggable.min.js

draggable.min.js

1625 ms

droppable.min.js

droppable.min.js

1619 ms

datepicker.min.js

datepicker.min.js

1860 ms

jquery.knob.min.js

jquery.knob.min.js

1621 ms

underscore.min.js

underscore.min.js

1611 ms

wp-util.min.js

wp-util.min.js

1637 ms

backbone.min.js

backbone.min.js

1638 ms

wp-playlist.min.js

wp-playlist.min.js

1643 ms

wp-mediaelement.min.js

wp-mediaelement.min.js

1788 ms

buddypress.js

buddypress.js

1633 ms

course.js

course.js

1658 ms

joinchat.min.js

joinchat.min.js

1636 ms

wp-embed.min.js

wp-embed.min.js

1620 ms

forms.js

forms.js

1606 ms

wplms.legacy.js

wplms.legacy.js

1803 ms

default

default

132 ms

0.jpg

0.jpg

104 ms

dbvidya_logo.png

dbvidya_logo.png

1318 ms

logo.png

logo.png

1317 ms

logo_dbvidya_oracle_tuning.png

logo_dbvidya_oracle_tuning.png

1320 ms

dbvidya_sql_tuning_training_banner.jpg

dbvidya_sql_tuning_training_banner.jpg

1319 ms

madhavi_Oracle_SQL_Tuning_Trainer_25kb.png

madhavi_Oracle_SQL_Tuning_Trainer_25kb.png

1319 ms

SQL_Tuning_Training_Online.png

SQL_Tuning_Training_Online.png

1452 ms

Dimensional_Modeling_Training_Online.png

Dimensional_Modeling_Training_Online.png

1477 ms

ER_Modeling_Online_Training.png

ER_Modeling_Online_Training.png

1506 ms

Oracle-dba-Tuning-150-150.jpg

Oracle-dba-Tuning-150-150.jpg

1987 ms

play.png

play.png

1475 ms

oracle-performance-tuning-Review-and-recommendations.jpg

oracle-performance-tuning-Review-and-recommendations.jpg

3378 ms

vicon.woff

vicon.woff

1652 ms

fonticon.woff

fonticon.woff

2023 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

2545 ms

forkawesome-webfont.woff

forkawesome-webfont.woff

2027 ms

Dimensional_Modeling_Training_Online-e1456562794323.png

Dimensional_Modeling_Training_Online-e1456562794323.png

1713 ms

style-soft.png

style-soft.png

1981 ms

loadingAnimation.gif

loadingAnimation.gif

1155 ms

Accessibility Review

dbvidya.com accessibility score

72

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

dbvidya.com best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

dbvidya.com SEO score

77

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

dbvidya.com

Open Graph data is detected on the main page of Dbvidya. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: