Tools & Wizards About Us

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

sightondvb.com

Digital HD Encoder, HDMI to RF Modulator, DVB-S/S2/T/T2 Modulator Profesional Supplier

Page Load Speed

1.7 sec in total

First Response

263 ms

Resources Loaded

1.1 sec

Page Rendered

277 ms

About Website

Welcome to sightondvb.com homepage info - get ready to check Sighton DVB best content for Turkey right away, or after learning these important things about sightondvb.com

Sighton is a factory specializing in Digital Front-end Industry, products: h.264 encoders,h.265 encoder hdmi modulator, atsc rf modulator, dvb-t 2 modulator, and customized solutions for IPTV, CATV, a...

Visit sightondvb.com

Key Findings

We analyzed Sightondvb.com page load time and found that the first response time was 263 ms and then it took 1.4 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

sightondvb.com performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

29/100

25%

SI (Speed Index)

Value5.7 s

51/100

10%

TBT (Total Blocking Time)

Value670 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0.056

98/100

15%

TTI (Time to Interactive)

Value10.3 s

24/100

10%

Network Requests Diagram

sightondvb.com

263 ms

js

52 ms

js

102 ms

bootstrap.min.css

92 ms

font-awesome.min.css

24 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 65% of them (47 requests) were addressed to the original Sightondvb.com, 18% (13 requests) were made to Embed.tawk.to and 6% (4 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (494 ms) belongs to the original domain Sightondvb.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 148.4 kB (13%)

Content Size

1.2 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sightondvb.com main page is 1.2 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 820.2 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 25.8 kB

  • Original 32.5 kB
  • After minification 32.5 kB
  • After compression 6.7 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 25.8 kB or 79% of the original size.

Image Optimization

-10%

Potential reduce by 83.8 kB

  • Original 820.2 kB
  • After minification 736.4 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. Sighton DVB images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 34.3 kB

  • Original 296.2 kB
  • After minification 296.2 kB
  • After compression 261.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 34.3 kB or 12% of the original size.

CSS Optimization

-13%

Potential reduce by 4.5 kB

  • Original 34.6 kB
  • After minification 34.6 kB
  • After compression 30.1 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. Sightondvb.com needs all CSS files to be minified and compressed as it can save up to 4.5 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (57%)

Requests Now

70

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sighton DVB. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

sightondvb.com accessibility score

89

Accessibility Issues

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

Buttons do not have an accessible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Best Practices

sightondvb.com best practices score

67

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

High

Page has valid source maps

SEO Factors

sightondvb.com SEO score

91

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

    N/A

  • Encoding

    UTF-8

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

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