Tools & Wizards About Us

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

ohns.stanford.edu

Stanford Otolaryngology — Head & Neck Surgery (OHNS) | Stanford Medicine

Page Load Speed

3.1 sec in total

First Response

331 ms

Resources Loaded

2.5 sec

Page Rendered

260 ms

About Website

Click here to check amazing OHNS Stanford content for United States. Otherwise, check out these important facts you probably never knew about ohns.stanford.edu

Ranked in the top 8 Otolaryngology (OHNS) programs in the country by US News and in the top 5 in NIH grant awards, we provide compassionate and informed care for all of your ENT needs.

Visit ohns.stanford.edu

Key Findings

We analyzed Ohns.stanford.edu page load time and found that the first response time was 331 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

ohns.stanford.edu performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value10.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value16.6 s

0/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value4,040 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value29.4 s

0/100

10%

Network Requests Diagram

ohns.stanford.edu

331 ms

ohns.html

565 ms

css

47 ms

clientlib-sm-legacy-react.lc-1720200198262-lc.min.js

28 ms

clientlib-sm-legacy-react.lc-1720200198262-lc.min.css

27 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Ohns.stanford.edu, 71% (54 requests) were made to Med.stanford.edu and 11% (8 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (565 ms) relates to the external source Med.stanford.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 279.5 kB (44%)

Content Size

630.9 kB

After Optimization

351.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ohns.stanford.edu main page is 630.9 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. Only a small number of websites need less resources to load. HTML takes 302.3 kB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 274.3 kB

  • Original 302.3 kB
  • After minification 259.3 kB
  • After compression 28.0 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 43.0 kB, which is 14% 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 274.3 kB or 91% of the original size.

Image Optimization

-7%

Potential reduce by 753 B

  • Original 10.6 kB
  • After minification 9.8 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. OHNS Stanford images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.7 kB

  • Original 253.0 kB
  • After minification 253.0 kB
  • After compression 250.3 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

-3%

Potential reduce by 1.7 kB

  • Original 65.1 kB
  • After minification 65.1 kB
  • After compression 63.4 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. Ohns.stanford.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 52 (84%)

Requests Now

62

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OHNS Stanford. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

ohns.stanford.edu accessibility score

87

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

High

[aria-*] attributes are not valid or misspelled

Best Practices

ohns.stanford.edu best practices score

67

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

Missing source maps for large first-party JavaScript

SEO Factors

ohns.stanford.edu SEO score

91

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

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ohns.stanford.edu 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 Ohns.stanford.edu 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 data is detected on the main page of OHNS Stanford. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: