Tools & Wizards About Us
t-rex.exchange screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

t-rex.exchange

Cổng giao dịch tiền mã hóa crypto

Page Load Speed

1.2 sec in total

First Response

142 ms

Resources Loaded

1 sec

Page Rendered

74 ms

t-rex.exchange screenshot

About Website

Visit t-rex.exchange now to see the best up-to-date T Rex content for Vietnam and also check out these interesting facts you probably never knew about t-rex.exchange

Simple-OTC - Cryptocurrency Exchange for Bitcoin, Ethereum & Altcoins

Visit t-rex.exchange

Key Findings

We analyzed T-rex.exchange page load time and found that the first response time was 142 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

t-rex.exchange performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value8.3 s

2/100

25%

SI (Speed Index)

Value8.8 s

15/100

10%

TBT (Total Blocking Time)

Value2,520 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value14.4 s

9/100

10%

Network Requests Diagram

t-rex.exchange

142 ms

t-rex.exchange

26 ms

cryptovnd.com

69 ms

f3456e94a7f3d6ca.css

16 ms

fec95abf28dff384.css

33 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 8% of them (2 requests) were addressed to the original T-rex.exchange, 92% (24 requests) were made to Cryptovnd.com. The less responsive or slowest element that took the longest time to load (773 ms) relates to the external source Cryptovnd.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 64.0 kB (9%)

Content Size

724.2 kB

After Optimization

660.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of T-rex.exchange main page is 724.2 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. 20% of websites need less resources to load. Images take 302.9 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 45.4 kB

  • Original 55.1 kB
  • After minification 55.0 kB
  • After compression 9.6 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 45.4 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 297 B

  • Original 302.9 kB
  • After minification 302.6 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. T Rex images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 12.6 kB

  • Original 286.9 kB
  • After minification 286.9 kB
  • After compression 274.2 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

-7%

Potential reduce by 5.6 kB

  • Original 79.4 kB
  • After minification 77.2 kB
  • After compression 73.8 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. T-rex.exchange has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (87%)

Requests Now

23

After Optimization

3

  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of T Rex. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

t-rex.exchange

t-rex.exchange

142 ms

t-rex.exchange

t-rex.exchange

26 ms

cryptovnd.com

cryptovnd.com

69 ms

f3456e94a7f3d6ca.css

f3456e94a7f3d6ca.css

16 ms

fec95abf28dff384.css

fec95abf28dff384.css

33 ms

polyfills-c67a75d1b6f99dc8.js

polyfills-c67a75d1b6f99dc8.js

773 ms

292.dc341926db1eea28.js

292.dc341926db1eea28.js

28 ms

webpack-c5bcddc01a5bcd64.js

webpack-c5bcddc01a5bcd64.js

30 ms

framework-35a244ac51cb8401.js

framework-35a244ac51cb8401.js

58 ms

main-e1dd0888fd359f5e.js

main-e1dd0888fd359f5e.js

28 ms

_app-5f9c18943dc38797.js

_app-5f9c18943dc38797.js

74 ms

215-8244fd7790d710dd.js

215-8244fd7790d710dd.js

47 ms

664-5f84549855e07acc.js

664-5f84549855e07acc.js

46 ms

678-24c40424e93d243b.js

678-24c40424e93d243b.js

47 ms

683-f664b5fd42f0fc71.js

683-f664b5fd42f0fc71.js

47 ms

299-8ca1a11e2e5cf117.js

299-8ca1a11e2e5cf117.js

55 ms

363-bf20195060c4efa2.js

363-bf20195060c4efa2.js

64 ms

203-3363eb48a3fc887d.js

203-3363eb48a3fc887d.js

59 ms

999-05ccba7fe2972419.js

999-05ccba7fe2972419.js

124 ms

693-a5b660910e77aac8.js

693-a5b660910e77aac8.js

70 ms

98-8666fdd1973d569b.js

98-8666fdd1973d569b.js

68 ms

747-4161a71d03c0b7eb.js

747-4161a71d03c0b7eb.js

79 ms

998-00c336ae231ef62a.js

998-00c336ae231ef62a.js

81 ms

index-5ce172c5da07a7c3.js

index-5ce172c5da07a7c3.js

83 ms

_buildManifest.js

_buildManifest.js

84 ms

_ssgManifest.js

_ssgManifest.js

91 ms

Accessibility Review

t-rex.exchange accessibility score

88

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 input fields do not have accessible names

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

High

Links do not have a discernible name

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

t-rex.exchange best practices score

83

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

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

t-rex.exchange SEO score

100

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

    VI

  • Language Claimed

    VI

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise T-rex.exchange can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that T-rex.exchange 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

t-rex.exchange

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