Tools & Wizards About Us
civtmd.columbia.edu screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

civtmd.columbia.edu

Interventional Cardiology & Vascular Therapy - NYC | Division of Cardiology

Page Load Speed

1.4 sec in total

First Response

23 ms

Resources Loaded

1.1 sec

Page Rendered

240 ms

civtmd.columbia.edu screenshot

About Website

Click here to check amazing Civtmd Columbia content for United States. Otherwise, check out these important facts you probably never knew about civtmd.columbia.edu

Columbia Cardiology in NYC offers cutting-edge treatments for virtually every heart and vascular condition. Call us 212-305-7060.

Visit civtmd.columbia.edu

Key Findings

We analyzed Civtmd.columbia.edu page load time and found that the first response time was 23 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

civtmd.columbia.edu performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value5.1 s

62/100

10%

TBT (Total Blocking Time)

Value270 ms

82/100

30%

CLS (Cumulative Layout Shift)

Value0.088

92/100

15%

TTI (Time to Interactive)

Value7.3 s

50/100

10%

Network Requests Diagram

columbia-interventional-cardiovascular-care

23 ms

css__WnmlQgSMXm_kfbwESkGbap0gTz4V40djuB7C7iGUiU0__bcwC0cKUFI1P9BTDpRjFHId_g-EeGQjca2Hhp5iDSqg__08DdYF3tcsuwRnrJw9nsRQr6BfVr4OnTyZuLM18GSts.css

10 ms

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15 ms

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22 ms

style.css

30 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Civtmd.columbia.edu, 17% (5 requests) were made to Use.typekit.net and 10% (3 requests) were made to Columbiamed.containers.piwik.pro. The less responsive or slowest element that took the longest time to load (318 ms) relates to the external source Columbiamed.containers.piwik.pro.

Page Optimization Overview & Recommendations

Page size can be reduced by 194.2 kB (46%)

Content Size

425.3 kB

After Optimization

231.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Civtmd.columbia.edu main page is 425.3 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. 50% of websites need less resources to load. HTML takes 212.9 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 171.5 kB

  • Original 212.9 kB
  • After minification 209.0 kB
  • After compression 41.4 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. 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 171.5 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 2.0 kB

  • Original 68.4 kB
  • After minification 66.4 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. Civtmd Columbia images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 18.3 kB

  • Original 131.5 kB
  • After minification 131.5 kB
  • After compression 113.1 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 18.3 kB or 14% of the original size.

CSS Optimization

-19%

Potential reduce by 2.3 kB

  • Original 12.5 kB
  • After minification 12.4 kB
  • After compression 10.1 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. Civtmd.columbia.edu needs all CSS files to be minified and compressed as it can save up to 2.3 kB or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (61%)

Requests Now

23

After Optimization

9

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Civtmd Columbia. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

columbia-interventional-cardiovascular-care

columbia-interventional-cardiovascular-care

23 ms

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10 ms

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15 ms

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22 ms

style.css

style.css

30 ms

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26 ms

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26 ms

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159 ms

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161 ms

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159 ms

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160 ms

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160 ms

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160 ms

p.css

p.css

141 ms

24deb457-f8f4-4c3d-a597-c632b4201866.js

24deb457-f8f4-4c3d-a597-c632b4201866.js

318 ms

cuimc.svg

cuimc.svg

232 ms

logo-cardiology-desktop.svg

logo-cardiology-desktop.svg

103 ms

logo-columbia--white.svg

logo-columbia--white.svg

105 ms

logo-nyp-white.svg

logo-nyp-white.svg

101 ms

logo-columbia-doctors-white.svg

logo-columbia-doctors-white.svg

105 ms

461_civt_at_cumc_by_john_abbotthero2.jpg

461_civt_at_cumc_by_john_abbotthero2.jpg

71 ms

d

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137 ms

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227 ms

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259 ms

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260 ms

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258 ms

cb-icons.woff

cb-icons.woff

64 ms

privacy-widgets.json

privacy-widgets.json

175 ms

ppms.js

ppms.js

127 ms

Accessibility Review

civtmd.columbia.edu accessibility score

100

Accessibility Issues

Best Practices

civtmd.columbia.edu 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

High

Page has valid source maps

SEO Factors

civtmd.columbia.edu 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 Civtmd.columbia.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 Civtmd.columbia.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

civtmd.columbia.edu

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