Tools & Wizards About Us
vferi.com screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% 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

  • 92

    SEO

    Google-friendlier than
    74% of websites

vferi.com

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Page Load Speed

4.4 sec in total

First Response

997 ms

Resources Loaded

3 sec

Page Rendered

393 ms

vferi.com screenshot

About Website

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

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Visit vferi.com

Key Findings

We analyzed Vferi.com page load time and found that the first response time was 997 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

vferi.com performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

47/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value720 ms

41/100

30%

CLS (Cumulative Layout Shift)

Value0.102

89/100

15%

TTI (Time to Interactive)

Value6.5 s

58/100

10%

Network Requests Diagram

vferi.com

997 ms

bootstrap.min.css

397 ms

styles.css

355 ms

ut.png

783 ms

fanni.png

919 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that all of those requests were addressed to Vferi.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Vferi.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 254.2 kB (17%)

Content Size

1.5 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vferi.com main page is 1.5 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. 25% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 27.6 kB

  • Original 31.7 kB
  • After minification 19.4 kB
  • After compression 4.1 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. This page needs HTML code to be minified as it can gain 12.4 kB, which is 39% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 27.6 kB or 87% of the original size.

Image Optimization

-2%

Potential reduce by 20.6 kB

  • Original 1.2 MB
  • After minification 1.2 MB

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. Vferi images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 90.8 kB

  • Original 134.6 kB
  • After minification 134.2 kB
  • After compression 43.8 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 90.8 kB or 67% of the original size.

CSS Optimization

-83%

Potential reduce by 115.2 kB

  • Original 138.9 kB
  • After minification 135.5 kB
  • After compression 23.7 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. Vferi.com needs all CSS files to be minified and compressed as it can save up to 115.2 kB or 83% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

41

After Optimization

41

  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vferi. According to our analytics all requests are already optimized.

Network Requests Diagram

vferi.com

vferi.com

997 ms

bootstrap.min.css

bootstrap.min.css

397 ms

styles.css

styles.css

355 ms

ut.png

ut.png

783 ms

fanni.png

fanni.png

919 ms

vferi_best2.png

vferi_best2.png

781 ms

best-mana2.png

best-mana2.png

563 ms

1463459363bus.jpg

1463459363bus.jpg

690 ms

1463401343bms.jpg

1463401343bms.jpg

725 ms

current.jpg

current.jpg

753 ms

AirpollutionHeader.jpg

AirpollutionHeader.jpg

1211 ms

topol.jpg

topol.jpg

1531 ms

jquery.min.js

jquery.min.js

956 ms

1463307041vehicle.jpg

1463307041vehicle.jpg

980 ms

1463310705environment.jpg

1463310705environment.jpg

980 ms

1460199391energy.jpg

1460199391energy.jpg

1084 ms

Porsche-911_Carrera_GTS_2015_1280x960_wallpaper_1b.jpg

Porsche-911_Carrera_GTS_2015_1280x960_wallpaper_1b.jpg

1146 ms

salavatizadeh.jpg

salavatizadeh.jpg

1162 ms

1464001343Nehzati.JPG

1464001343Nehzati.JPG

1147 ms

photo_05.jpg

photo_05.jpg

1276 ms

Ahmad%20dargi.jpg

Ahmad%20dargi.jpg

1438 ms

20b53ff.jpg

20b53ff.jpg

1348 ms

photo_2017-09-17_22-25-48.jpg

photo_2017-09-17_22-25-48.jpg

1435 ms

950535f9-071b-4bbc-9a0e-76653ef7f5cb.jpg

950535f9-071b-4bbc-9a0e-76653ef7f5cb.jpg

1371 ms

rezamousavi.jpg

rezamousavi.jpg

1483 ms

6.jpg

6.jpg

1523 ms

DSC_0856.jpg

DSC_0856.jpg

1548 ms

Kamran.jpg

Kamran.jpg

1611 ms

WhatsApp%20Image%202019-04-14%20at%203.11.40%20PM.jpeg

WhatsApp%20Image%202019-04-14%20at%203.11.40%20PM.jpeg

1612 ms

photo_2017-08-23_21-35-03.jpg

photo_2017-08-23_21-35-03.jpg

1733 ms

20160419_182641_HDR_1.jpg

20160419_182641_HDR_1.jpg

1683 ms

Solimani%20%20amir.JPG

Solimani%20%20amir.JPG

1696 ms

unnamed.jpg

unnamed.jpg

1697 ms

Dr.Vahid%20Esfahanian.jpg

Dr.Vahid%20Esfahanian.jpg

1790 ms

my%20picture.jpg

my%20picture.jpg

1774 ms

photo_2017-10-17_16-58-06.jpg

photo_2017-10-17_16-58-06.jpg

1834 ms

bootstrap.min.js

bootstrap.min.js

1864 ms

style.js

style.js

1542 ms

Saman.jpg

Saman.jpg

1353 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

1419 ms

Ali1.png

Ali1.png

1311 ms

top-bg10.png

top-bg10.png

1312 ms

up-arrow.png

up-arrow.png

1312 ms

Accessibility Review

vferi.com accessibility score

89

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

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

Links do not have a discernible name

Best Practices

vferi.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

SEO Factors

vferi.com SEO score

92

Search Engine Optimization Advices

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

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 Vferi.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 Vferi.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

vferi.com

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