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numlooker.com screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

numlooker.com

Reverse Phone Lookup | Phone Number Search | NumLooker

Page Load Speed

18.5 sec in total

First Response

788 ms

Resources Loaded

1 sec

Page Rendered

16.7 sec

numlooker.com screenshot

About Website

Welcome to numlooker.com homepage info - get ready to check Num Looker best content for United States right away, or after learning these important things about numlooker.com

Do you wish to know the person calling you before picking up a call from an unknown number? Explore reverse phone number lookup services from NumLooker.

Visit numlooker.com

Key Findings

We analyzed Numlooker.com page load time and found that the first response time was 788 ms and then it took 17.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

numlooker.com performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

91/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value1,940 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.043

99/100

15%

TTI (Time to Interactive)

Value9.3 s

32/100

10%

Network Requests Diagram

numlooker.com

788 ms

c07430490286dc40.css

78 ms

490cd014813f11cd.css

91 ms

polyfills-c67a75d1b6f99dc8.js

121 ms

proxy.js

36 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that all of those requests were addressed to Numlooker.com and no external sources were called. The less responsive or slowest element that took the longest time to load (788 ms) belongs to the original domain Numlooker.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 654.9 kB (46%)

Content Size

1.4 MB

After Optimization

754.6 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Numlooker.com main page is 1.4 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. HTML takes 746.0 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 550.2 kB

  • Original 746.0 kB
  • After minification 745.0 kB
  • After compression 195.9 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 550.2 kB or 74% of the original size.

JavaScript Optimization

-10%

Potential reduce by 64.0 kB

  • Original 618.1 kB
  • After minification 618.1 kB
  • After compression 554.1 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

-90%

Potential reduce by 40.7 kB

  • Original 45.4 kB
  • After minification 5.1 kB
  • After compression 4.7 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. Numlooker.com needs all CSS files to be minified and compressed as it can save up to 40.7 kB or 90% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (81%)

Requests Now

16

After Optimization

3

  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Num Looker. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

numlooker.com

numlooker.com

788 ms

c07430490286dc40.css

c07430490286dc40.css

78 ms

490cd014813f11cd.css

490cd014813f11cd.css

91 ms

polyfills-c67a75d1b6f99dc8.js

polyfills-c67a75d1b6f99dc8.js

121 ms

proxy.js

proxy.js

36 ms

29107295-54c46f60208f68c8.js

29107295-54c46f60208f68c8.js

24 ms

9561.6f0fd8c410a3d290.js

9561.6f0fd8c410a3d290.js

117 ms

webpack-7a273ff567c5336c.js

webpack-7a273ff567c5336c.js

50 ms

framework-ce84985cd166733a.js

framework-ce84985cd166733a.js

64 ms

main-4fca4b7f13ba8669.js

main-4fca4b7f13ba8669.js

119 ms

_app-6418d9985a54da7e.js

_app-6418d9985a54da7e.js

122 ms

2532-8d45b80db3136c30.js

2532-8d45b80db3136c30.js

119 ms

8494-56f042d143135260.js

8494-56f042d143135260.js

159 ms

numlooker-75847d33a4b6955b.js

numlooker-75847d33a4b6955b.js

230 ms

_buildManifest.js

_buildManifest.js

173 ms

_ssgManifest.js

_ssgManifest.js

123 ms

open-sans-all-400-normal.52ada23a.woff

open-sans-all-400-normal.52ada23a.woff

116 ms

open-sans-all-300-normal.cebcd6d4.woff

open-sans-all-300-normal.cebcd6d4.woff

115 ms

open-sans-all-600-normal.19cec596.woff

open-sans-all-600-normal.19cec596.woff

284 ms

open-sans-all-700-normal.38a86af2.woff

open-sans-all-700-normal.38a86af2.woff

190 ms

open-sans-all-800-normal.2298c235.woff

open-sans-all-800-normal.2298c235.woff

285 ms

email-decode.min.js

email-decode.min.js

57 ms

Accessibility Review

numlooker.com accessibility score

86

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

numlooker.com 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

numlooker.com 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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

numlooker.com

Open Graph data is detected on the main page of PARSED_DOMAIN, but there is no image specified in description. It would be a good idea for the website admin to select a nice image that can properly represent the website in Open Graph data, otherwise the first found image will be taken for this purpose and social media information block will look like this: