Tools & Wizards About Us
h1bdata.info screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

h1bdata.info

H1B Visa Salary Database 2024 - Search By Employer, Job, or City

Page Load Speed

1.5 sec in total

First Response

171 ms

Resources Loaded

1.2 sec

Page Rendered

156 ms

h1bdata.info screenshot

About Website

Welcome to h1bdata.info homepage info - get ready to check H1B Data best content for United States right away, or after learning these important things about h1bdata.info

Search millions of H1B salaries from the up-to-date official H1B data disclosed by the United States Department of Labor by company, job title, location.

Visit h1bdata.info

Key Findings

We analyzed H1bdata.info page load time and found that the first response time was 171 ms and then it took 1.3 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

h1bdata.info performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value27.8 s

0/100

25%

SI (Speed Index)

Value15.9 s

0/100

10%

TBT (Total Blocking Time)

Value7,660 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.425

22/100

15%

TTI (Time to Interactive)

Value35.6 s

0/100

10%

Network Requests Diagram

h1bdata.info

171 ms

jquery-ui.css

16 ms

jquery-1.9.1.js

24 ms

jquery-ui.js

19 ms

jquery.tablesorter.min.js

84 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 11% of them (4 requests) were addressed to the original H1bdata.info, 13% (5 requests) were made to Pagead2.googlesyndication.com and 13% (5 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (341 ms) relates to the external source Usefb.adsrvr.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 307.5 kB (56%)

Content Size

544.3 kB

After Optimization

236.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of H1bdata.info main page is 544.3 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. 60% of websites need less resources to load. Javascripts take 361.4 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 8.8 kB

  • Original 11.9 kB
  • After minification 11.3 kB
  • After compression 3.1 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 8.8 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 22 B

  • Original 57.9 kB
  • After minification 57.9 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. H1B Data images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 209.4 kB

  • Original 361.4 kB
  • After minification 335.4 kB
  • After compression 152.0 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 209.4 kB or 58% of the original size.

CSS Optimization

-79%

Potential reduce by 89.2 kB

  • Original 113.1 kB
  • After minification 110.8 kB
  • After compression 23.9 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. H1bdata.info needs all CSS files to be minified and compressed as it can save up to 89.2 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (61%)

Requests Now

36

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of H1B Data. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

h1bdata.info

h1bdata.info

171 ms

jquery-ui.css

jquery-ui.css

16 ms

jquery-1.9.1.js

jquery-1.9.1.js

24 ms

jquery-ui.js

jquery-ui.js

19 ms

jquery.tablesorter.min.js

jquery.tablesorter.min.js

84 ms

theme.blue.css

theme.blue.css

154 ms

jquery.tablesorter.widgets.js

jquery.tablesorter.widgets.js

228 ms

bootstrap.min.css

bootstrap.min.css

19 ms

bootstrap.min.js

bootstrap.min.js

18 ms

adsbygoogle.js

adsbygoogle.js

19 ms

analytics.js

analytics.js

69 ms

ca-pub-3577814689898875.js

ca-pub-3577814689898875.js

89 ms

zrt_lookup.html

zrt_lookup.html

80 ms

show_ads_impl.js

show_ads_impl.js

88 ms

ui-bg_flat_75_ffffff_40x100.png

ui-bg_flat_75_ffffff_40x100.png

41 ms

collect

collect

97 ms

ads

ads

195 ms

collect

collect

70 ms

osd.js

osd.js

19 ms

ads

ads

258 ms

ads

ads

150 ms

14438850490189222774

14438850490189222774

134 ms

abg.js

abg.js

92 ms

m_js_controller.js

m_js_controller.js

74 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

175 ms

google

google

341 ms

ca

ca

136 ms

nessie_icon_tiamat_white.png

nessie_icon_tiamat_white.png

69 ms

s

s

45 ms

x_button_blue2.png

x_button_blue2.png

51 ms

clk

clk

27 ms

E4WYPs_lNJIuXrWpTsOcc3FIG36RfI0ERc0srw5QW9Y.js

E4WYPs_lNJIuXrWpTsOcc3FIG36RfI0ERc0srw5QW9Y.js

25 ms

banner.html

banner.html

99 ms

cap

cap

140 ms

edge.6.0.0.min.js

edge.6.0.0.min.js

5 ms

followWoman_300x250_edge.js

followWoman_300x250_edge.js

18 ms

followWoman_300x250_edge.js

followWoman_300x250_edge.js

3 ms

background.jpg

background.jpg

20 ms

Accessibility Review

h1bdata.info accessibility score

86

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-*] attributes do not match their roles

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.

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

<frame> or <iframe> elements do not have a title

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

Best Practices

h1bdata.info best practices score

75

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

h1bdata.info 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 H1bdata.info 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 H1bdata.info 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

h1bdata.info

Open Graph description is not detected on the main page of H1B Data. 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: