Report Summary

  • 64

    Performance

    Renders faster than
    78% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

ar.tellows.net

tellows - La comunidad de números de teléfonos y de spam telefónico

Page Load Speed

4 sec in total

First Response

446 ms

Resources Loaded

2.4 sec

Page Rendered

1.2 sec

ar.tellows.net screenshot

About Website

Welcome to ar.tellows.net homepage info - get ready to check Ar Tellows best content for Indonesia right away, or after learning these important things about ar.tellows.net

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Key Findings

We analyzed Ar.tellows.net page load time and found that the first response time was 446 ms and then it took 3.6 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

ar.tellows.net performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

76/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value1,410 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.7 s

56/100

10%

Network Requests Diagram

ar.tellows.net

446 ms

home.css

264 ms

loader.js

486 ms

adsbygoogle.js

112 ms

bundle.js

64 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 43% of them (10 requests) were addressed to the original Ar.tellows.net, 13% (3 requests) were made to Cdn.snigelweb.com and 13% (3 requests) were made to Securepubads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (945 ms) relates to the external source Boot.pbstck.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 187.5 kB (37%)

Content Size

504.4 kB

After Optimization

317.0 kB

In fact, the total size of Ar.tellows.net main page is 504.4 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. 45% of websites need less resources to load. HTML takes 251.0 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 186.7 kB

  • Original 251.0 kB
  • After minification 237.4 kB
  • After compression 64.3 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 186.7 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 5 B

  • Original 133.3 kB
  • After minification 133.3 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. Ar Tellows images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 92 B

  • Original 110.2 kB
  • After minification 110.2 kB
  • After compression 110.1 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 661 B

  • Original 9.9 kB
  • After minification 9.9 kB
  • After compression 9.2 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. Ar.tellows.net has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 10 (48%)

Requests Now

21

After Optimization

11

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ar Tellows. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

ar.tellows.net accessibility score

81

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

High

Image elements do not have [alt] attributes

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

ar.tellows.net 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

High

Missing source maps for large first-party JavaScript

SEO Factors

ar.tellows.net SEO score

79

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

Language and Encoding

  • Language Detected

    ES

  • Language Claimed

    ES

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ar.tellows.net can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and it matches the claimed language. Our system also found out that Ar.tellows.net 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 Ar Tellows. 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: