Report Summary

  • 37

    Performance

    Renders faster than
    57% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

npinumberlookup.org

NPI Lookup - National NPI Registry for NPI Number Lookup

Page Load Speed

609 ms in total

First Response

215 ms

Resources Loaded

304 ms

Page Rendered

90 ms

npinumberlookup.org screenshot

About Website

Visit npinumberlookup.org now to see the best up-to-date NPI Number Lookup content for United States and also check out these interesting facts you probably never knew about npinumberlookup.org

NPI Number Lookup by name or NPI number from the National NPI Registry. Free nationwide NPI Lookup of doctors & healthcare providers in USA.

Visit npinumberlookup.org

Key Findings

We analyzed Npinumberlookup.org page load time and found that the first response time was 215 ms and then it took 394 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

npinumberlookup.org performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

65/100

25%

SI (Speed Index)

Value13.0 s

2/100

10%

TBT (Total Blocking Time)

Value6,060 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value35.3 s

0/100

10%

Network Requests Diagram

npinumberlookup.org

215 ms

adsbygoogle.js

13 ms

ca-pub-3386656684243105.js

43 ms

zrt_lookup.html

38 ms

show_ads_impl.js

60 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that 14% of them (1 request) were addressed to the original Npinumberlookup.org, 43% (3 requests) were made to Pagead2.googlesyndication.com and 29% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (215 ms) belongs to the original domain Npinumberlookup.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 9.1 kB (11%)

Content Size

79.9 kB

After Optimization

70.8 kB

In fact, the total size of Npinumberlookup.org main page is 79.9 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. 15% of websites need less resources to load. Javascripts take 69.5 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 8.1 kB

  • Original 10.4 kB
  • After minification 8.4 kB
  • After compression 2.4 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 2.0 kB, which is 20% 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 8.1 kB or 77% of the original size.

JavaScript Optimization

-1%

Potential reduce by 1.0 kB

  • Original 69.5 kB
  • After minification 69.4 kB
  • After compression 68.4 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.

Requests Breakdown

Number of requests can be reduced by 3 (50%)

Requests Now

6

After Optimization

3

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NPI Number Lookup. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

npinumberlookup.org accessibility score

79

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

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

npinumberlookup.org 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

npinumberlookup.org 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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Npinumberlookup.org 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 Npinumberlookup.org 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 NPI Number Lookup. 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: