Tools & Wizards About Us
tto.vn screenshot

Report Summary

  • 54

    Performance

    Renders faster than
    71% 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

  • 80

    SEO

    Google-friendlier than
    42% of websites

tto.vn

TTO.VN

Page Load Speed

6.4 sec in total

First Response

1.2 sec

Resources Loaded

4.8 sec

Page Rendered

376 ms

tto.vn screenshot

About Website

Welcome to tto.vn homepage info - get ready to check TTO best content right away, or after learning these important things about tto.vn

Khám phá những sự kiện nổi bật qua các hình ảnh xưa và nay, suốt 24h trong 365 ngày ở Việt Nam và thế giới

Visit tto.vn

Key Findings

We analyzed Tto.vn page load time and found that the first response time was 1.2 sec and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

tto.vn performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

18/100

25%

SI (Speed Index)

Value9.2 s

13/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.098

90/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

tto.vn

1245 ms

www.webdesignvn.com

939 ms

css.css

561 ms

w3.css

569 ms

w3-theme-black.css

565 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Tto.vn, 82% (31 requests) were made to Webdesignvn.com and 13% (5 requests) were made to Static.thanhniennews.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Webdesignvn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 170.3 kB (12%)

Content Size

1.5 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tto.vn 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. 50% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 32.3 kB

  • Original 39.5 kB
  • After minification 28.4 kB
  • After compression 7.2 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 11.1 kB, which is 28% 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 32.3 kB or 82% of the original size.

Image Optimization

-2%

Potential reduce by 23.8 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. TTO images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 89.6 kB

  • Original 132.9 kB
  • After minification 132.9 kB
  • After compression 43.3 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 89.6 kB or 67% of the original size.

CSS Optimization

-41%

Potential reduce by 24.6 kB

  • Original 60.0 kB
  • After minification 59.8 kB
  • After compression 35.5 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. Tto.vn needs all CSS files to be minified and compressed as it can save up to 24.6 kB or 41% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (15%)

Requests Now

34

After Optimization

29

  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TTO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tto.vn

tto.vn

1245 ms

www.webdesignvn.com

www.webdesignvn.com

939 ms

css.css

css.css

561 ms

w3.css

w3.css

569 ms

w3-theme-black.css

w3-theme-black.css

565 ms

css

css

563 ms

font-awesome.min.css

font-awesome.min.css

834 ms

bootstrap.min.css

bootstrap.min.css

1355 ms

jquery.min.1.11.js

jquery.min.1.11.js

1373 ms

bootstrap.min.js

bootstrap.min.js

820 ms

style.css

style.css

820 ms

ebook_RDQB.jpeg

ebook_RDQB.jpeg

548 ms

logo_tinthanh.png

logo_tinthanh.png

281 ms

vi-VN.gif

vi-VN.gif

289 ms

Home04.jpg

Home04.jpg

279 ms

Home01.jpg

Home01.jpg

558 ms

Home05.jpg

Home05.jpg

836 ms

Home02.jpg

Home02.jpg

548 ms

Home03.jpg

Home03.jpg

824 ms

HomeBannerEN.jpg

HomeBannerEN.jpg

559 ms

ThietKeWeb.jpg

ThietKeWeb.jpg

565 ms

DangKyTenMien.jpg

DangKyTenMien.jpg

818 ms

LuuTruWeb-ChoThueMayChu.jpg

LuuTruWeb-ChoThueMayChu.jpg

834 ms

PhatTrienUngDungWeb.jpg

PhatTrienUngDungWeb.jpg

811 ms

ThuongMaiDienTu.jpg

ThuongMaiDienTu.jpg

829 ms

BaoTri-ToiUuHoaWebsite-SEO.jpg

BaoTri-ToiUuHoaWebsite-SEO.jpg

1335 ms

vnnic_logo.jpg

vnnic_logo.jpg

1070 ms

onlinenic_logo.jpg

onlinenic_logo.jpg

1085 ms

NewsBox.jpg

NewsBox.jpg

1086 ms

TuVanMienPhiBox.jpg

TuVanMienPhiBox.jpg

1086 ms

TuVanMienPhi.jpg

TuVanMienPhi.jpg

1098 ms

NewsDot2.jpg

NewsDot2.jpg

1338 ms

top-control.png

top-control.png

1360 ms

note7_WNFW.jpeg

note7_WNFW.jpeg

507 ms

zuc_FTUY.jpeg

zuc_FTUY.jpeg

519 ms

a_fleet_of_uber_ford_fusion_self_driving_cars_DIQK.JPG

a_fleet_of_uber_ford_fusion_self_driving_cars_DIQK.JPG

532 ms

applea_VKDX.jpg

applea_VKDX.jpg

529 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

33 ms

Accessibility Review

tto.vn accessibility score

70

Accessibility Issues

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

tto.vn 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

tto.vn SEO score

80

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 Tto.vn 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 Tto.vn 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

tto.vn

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