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wangvisioninstitute.com screenshot

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

wangvisioninstitute.com

Nashville, TN Ophthalmologist | Eye Surgeon Nashville TN | Wang Vision

Page Load Speed

2 sec in total

First Response

71 ms

Resources Loaded

1.2 sec

Page Rendered

768 ms

wangvisioninstitute.com screenshot

About Website

Welcome to wangvisioninstitute.com homepage info - get ready to check Wang Vision Institute best content right away, or after learning these important things about wangvisioninstitute.com

Wang Vision Institute provides ophthalmologist services including eye exams, BOTOX®, and cornea diseases and disorders in Nashville, TN and surrounding areas.

Visit wangvisioninstitute.com

Key Findings

We analyzed Wangvisioninstitute.com page load time and found that the first response time was 71 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

wangvisioninstitute.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

38/100

25%

SI (Speed Index)

Value5.8 s

49/100

10%

TBT (Total Blocking Time)

Value2,630 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.044

99/100

15%

TTI (Time to Interactive)

Value13.0 s

12/100

10%

Network Requests Diagram

wangvisioninstitute.com

71 ms

wangvisioninstitute.com

67 ms

channel-setter.js

53 ms

core.css

91 ms

js

301 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 28% of them (15 requests) were addressed to the original Wangvisioninstitute.com, 19% (10 requests) were made to Snapwidget.com and 9% (5 requests) were made to Assets.wangvisioninstitute.com. The less responsive or slowest element that took the longest time to load (602 ms) relates to the external source Google.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 277.6 kB (28%)

Content Size

981.1 kB

After Optimization

703.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Wangvisioninstitute.com main page is 981.1 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. 65% of websites need less resources to load. Images take 739.7 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 68.5 kB

  • Original 88.9 kB
  • After minification 88.3 kB
  • After compression 20.3 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. 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 68.5 kB or 77% of the original size.

Image Optimization

-28%

Potential reduce by 208.0 kB

  • Original 739.7 kB
  • After minification 531.7 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, Wang Vision Institute needs image optimization as it can save up to 208.0 kB or 28% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 320 B

  • Original 128.2 kB
  • After minification 128.2 kB
  • After compression 127.9 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 737 B

  • Original 24.4 kB
  • After minification 24.4 kB
  • After compression 23.6 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. Wangvisioninstitute.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 35 (71%)

Requests Now

49

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Wang Vision Institute. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

wangvisioninstitute.com

wangvisioninstitute.com

71 ms

wangvisioninstitute.com

wangvisioninstitute.com

67 ms

channel-setter.js

channel-setter.js

53 ms

core.css

core.css

91 ms

js

js

301 ms

lazyload.js

lazyload.js

112 ms

phone.js

phone.js

122 ms

slide-menu.js

slide-menu.js

119 ms

snapwidget.js

snapwidget.js

133 ms

snapwidget-lightbox.css

snapwidget-lightbox.css

156 ms

snapwidget-lightbox.js

snapwidget-lightbox.js

166 ms

es-2648.js

es-2648.js

109 ms

core.js

core.js

119 ms

flickity.pkgd.js

flickity.pkgd.js

130 ms

scroll-reveal.js

scroll-reveal.js

298 ms

call-tracking.js

call-tracking.js

130 ms

forms.js

forms.js

366 ms

v84a3a4012de94ce1a686ba8c167c359c1696973893317

v84a3a4012de94ce1a686ba8c167c359c1696973893317

165 ms

bootstrap.custom.css

bootstrap.custom.css

67 ms

flickity.css

flickity.css

77 ms

css

css

80 ms

fbevents.js

fbevents.js

263 ms

logo-white.svg

logo-white.svg

414 ms

800668

800668

283 ms

place

place

602 ms

gtm.js

gtm.js

269 ms

1276151.png

1276151.png

553 ms

1274816.png

1274816.png

444 ms

494514.jpg

494514.jpg

444 ms

492846.svg

492846.svg

417 ms

pxiEyp8kv8JHgFVrJJfedw.ttf

pxiEyp8kv8JHgFVrJJfedw.ttf

301 ms

pxiByp8kv8JHgFVrLEj6Z1xlEA.ttf

pxiByp8kv8JHgFVrLEj6Z1xlEA.ttf

404 ms

update.min.js

update.min.js

296 ms

embed.vendor.min.760717b3f565c387.css

embed.vendor.min.760717b3f565c387.css

124 ms

embed.style.min.307799cd3bc5b2ee.css

embed.style.min.307799cd3bc5b2ee.css

125 ms

embed.grid.min.4069f6f840f9102b.css

embed.grid.min.4069f6f840f9102b.css

125 ms

js

js

130 ms

embed.vendor.min.2f17f0b14ee46c5a.js

embed.vendor.min.2f17f0b14ee46c5a.js

233 ms

embed.main.min.65b73ba9362828bd.js

embed.main.min.65b73ba9362828bd.js

235 ms

iframeResizer.contentWindow.min.0da4d54c7d115e53.js

iframeResizer.contentWindow.min.0da4d54c7d115e53.js

233 ms

js

js

189 ms

pixie.js

pixie.js

279 ms

307 ms

oct.js

oct.js

262 ms

analytics.js

analytics.js

222 ms

acsb.js

acsb.js

262 ms

77 ms

js

js

87 ms

collect

collect

16 ms

pixie

pixie

125 ms

adsct

adsct

149 ms

adsct

adsct

151 ms

js

js

38 ms

Accessibility Review

wangvisioninstitute.com accessibility score

80

Accessibility Issues

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

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Best Practices

wangvisioninstitute.com 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

SEO Factors

wangvisioninstitute.com SEO score

79

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

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Wangvisioninstitute.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 Wangvisioninstitute.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

wangvisioninstitute.com

Open Graph data is detected on the main page of Wang Vision Institute. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: