Tools & Wizards About Us
useragentapi.com screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

useragentapi.com

userstack - Free User-Agent Lookup & Device Detection API

Page Load Speed

892 ms in total

First Response

25 ms

Resources Loaded

596 ms

Page Rendered

271 ms

useragentapi.com screenshot

About Website

Click here to check amazing User Agent API content for Turkey. Otherwise, check out these important facts you probably never knew about useragentapi.com

Take control of your user experience with userstack, a lightweight User-Agent lookup JSON and XML API for real-time device, browser, and OS detection.

Visit useragentapi.com

Key Findings

We analyzed Useragentapi.com page load time and found that the first response time was 25 ms and then it took 867 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

useragentapi.com performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value12.7 s

0/100

25%

SI (Speed Index)

Value5.6 s

53/100

10%

TBT (Total Blocking Time)

Value510 ms

57/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value13.1 s

12/100

10%

Network Requests Diagram

useragentapi.com

25 ms

userstack.com

89 ms

gtm.js

69 ms

icon-font.min.css

121 ms

font-awesome.min.css

28 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Useragentapi.com, 87% (54 requests) were made to Userstack.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (121 ms) relates to the external source Cdn.linearicons.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 71.0 kB (12%)

Content Size

595.9 kB

After Optimization

524.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Useragentapi.com main page is 595.9 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. Images take 264.0 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 38.1 kB

  • Original 46.4 kB
  • After minification 37.7 kB
  • After compression 8.3 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. This page needs HTML code to be minified as it can gain 8.7 kB, which is 19% 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 38.1 kB or 82% of the original size.

Image Optimization

-11%

Potential reduce by 28.7 kB

  • Original 264.0 kB
  • After minification 235.4 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. Obviously, User Agent API needs image optimization as it can save up to 28.7 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-1%

Potential reduce by 2.3 kB

  • Original 262.9 kB
  • After minification 262.9 kB
  • After compression 260.6 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

-9%

Potential reduce by 1.9 kB

  • Original 22.6 kB
  • After minification 22.6 kB
  • After compression 20.7 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. Useragentapi.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 21 (38%)

Requests Now

55

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of User Agent API. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

useragentapi.com

useragentapi.com

25 ms

userstack.com

userstack.com

89 ms

gtm.js

gtm.js

69 ms

icon-font.min.css

icon-font.min.css

121 ms

font-awesome.min.css

font-awesome.min.css

28 ms

run_prettify.js

run_prettify.js

17 ms

prettify.css

prettify.css

30 ms

style.css

style.css

36 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

32 ms

scripts.js

scripts.js

35 ms

api.js

api.js

36 ms

countries.js

countries.js

31 ms

prettify.css

prettify.css

69 ms

prettify.css

prettify.css

11 ms

userstack_logo_white.png

userstack_logo_white.png

120 ms

recaptcha__en.js

recaptcha__en.js

111 ms

ua_api.php

ua_api.php

88 ms

pixels_bottom_left.svg

pixels_bottom_left.svg

56 ms

pixels_top_right.svg

pixels_top_right.svg

53 ms

g2crowd.svg

g2crowd.svg

57 ms

ua_string.svg

ua_string.svg

62 ms

ua_array.svg

ua_array.svg

55 ms

triangle.svg

triangle.svg

58 ms

cust_white_zendesk.png

cust_white_zendesk.png

60 ms

cust_white_amazon.png

cust_white_amazon.png

59 ms

cust_white_apple.png

cust_white_apple.png

60 ms

cust_white_intuit.png

cust_white_intuit.png

61 ms

cust_white_lyft.png

cust_white_lyft.png

62 ms

cust_white_match.png

cust_white_match.png

62 ms

shapes_bg.svg

shapes_bg.svg

63 ms

ua_grid.png

ua_grid.png

64 ms

ua_grid_arrow_gray.svg

ua_grid_arrow_gray.svg

64 ms

browser_android.svg

browser_android.svg

65 ms

browser_chrome.svg

browser_chrome.svg

83 ms

browser_edge.svg

browser_edge.svg

66 ms

browser_falkon.svg

browser_falkon.svg

67 ms

browser_firefox.svg

browser_firefox.svg

68 ms

browser_ie.svg

browser_ie.svg

71 ms

browser_opera.svg

browser_opera.svg

72 ms

browser_safari.svg

browser_safari.svg

71 ms

browser_samsung.svg

browser_samsung.svg

70 ms

browser_vivaldi.svg

browser_vivaldi.svg

73 ms

ua_grid_arrow_yellow.svg

ua_grid_arrow_yellow.svg

79 ms

people_phones_fade.png

people_phones_fade.png

80 ms

lang_php.svg

lang_php.svg

83 ms

lang_python.svg

lang_python.svg

84 ms

lang_nodejs.svg

lang_nodejs.svg

88 ms

lang_jquery.svg

lang_jquery.svg

89 ms

lang_go.svg

lang_go.svg

91 ms

lang_ruby.svg

lang_ruby.svg

93 ms

userstack_logo_footer.png

userstack_logo_footer.png

92 ms

Promo-Bold.woff

Promo-Bold.woff

107 ms

Promo-Med.woff

Promo-Med.woff

90 ms

FriendlyFont.woff

FriendlyFont.woff

71 ms

Linearicons.ttf

Linearicons.ttf

80 ms

github-original.svg

github-original.svg

52 ms

facebook-original.svg

facebook-original.svg

51 ms

instagram.png

instagram.png

68 ms

youtube.png

youtube.png

67 ms

twitter-original.svg

twitter-original.svg

70 ms

linkedin-original.svg

linkedin-original.svg

71 ms

Api-PopUp-Banner.png

Api-PopUp-Banner.png

69 ms

Accessibility Review

useragentapi.com accessibility score

83

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

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

useragentapi.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

useragentapi.com SEO score

85

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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 Useragentapi.com 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 Useragentapi.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

useragentapi.com

Open Graph description is not detected on the main page of User Agent API. 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: