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dvrdns.org screenshot

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

dvrdns.org

Domain Name System (DNS) | Oracle

Page Load Speed

1.5 sec in total

First Response

27 ms

Resources Loaded

1.1 sec

Page Rendered

409 ms

dvrdns.org screenshot

About Website

Visit dvrdns.org now to see the best up-to-date Dvr DNS content for Japan and also check out these interesting facts you probably never knew about dvrdns.org

Discover OCI DNS, a cloud native service for global traffic balancing, steering, and secure DNS zones.

Visit dvrdns.org

Key Findings

We analyzed Dvrdns.org page load time and found that the first response time was 27 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

dvrdns.org performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value7.9 s

22/100

10%

TBT (Total Blocking Time)

Value2,460 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.567

12/100

15%

TTI (Time to Interactive)

Value15.0 s

8/100

10%

Network Requests Diagram

27 ms

jquery-min.js

20 ms

utag.sync.js

140 ms

redwood-base.js

22 ms

redwood-lib.js

25 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Dvrdns.org, 15% (3 requests) were made to Dpm.demdex.net and 10% (2 requests) were made to Tms.oracle.com. The less responsive or slowest element that took the longest time to load (140 ms) relates to the external source Tms.oracle.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 453.1 kB (48%)

Content Size

936.9 kB

After Optimization

483.8 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Dvrdns.org main page is 936.9 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. 65% of websites need less resources to load. Javascripts take 734.1 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 48.0 kB

  • Original 66.1 kB
  • After minification 61.3 kB
  • After compression 18.1 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 48.0 kB or 73% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 136.7 kB
  • After minification 136.7 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. Dvr DNS images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 405.1 kB

  • Original 734.1 kB
  • After minification 734.1 kB
  • After compression 329.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 405.1 kB or 55% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (44%)

Requests Now

18

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dvr DNS. 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

27 ms

jquery-min.js

jquery-min.js

20 ms

utag.sync.js

utag.sync.js

140 ms

redwood-base.js

redwood-base.js

22 ms

redwood-lib.js

redwood-lib.js

25 ms

utag.js

utag.js

18 ms

DXNLE-YBWWY-AR74T-WMD99-77VRA

DXNLE-YBWWY-AR74T-WMD99-77VRA

30 ms

redwood-base.css

redwood-base.css

30 ms

ora_ocom.js

ora_ocom.js

27 ms

ora_code.js

ora_code.js

42 ms

config.json

config.json

88 ms

rw-pattern6.png

rw-pattern6.png

52 ms

rw-pattern13.png

rw-pattern13.png

77 ms

u10-footer-strip.webp

u10-footer-strip.webp

94 ms

id

id

22 ms

dest5.html

dest5.html

31 ms

id

id

30 ms

redwood-styles.css

redwood-styles.css

23 ms

id

id

5 ms

ibs:dpid=411&dpuuid=ZjdutgAAAKegEAOH

ibs:dpid=411&dpuuid=ZjdutgAAAKegEAOH

72 ms

Accessibility Review

dvrdns.org accessibility score

98

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.

Best Practices

dvrdns.org best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

dvrdns.org SEO score

92

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

dvrdns.org

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