Tools & Wizards About Us
columbiapd.com screenshot

Report Summary

  • 78

    Performance

    Renders faster than
    85% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

columbiapd.com

Page Load Speed

1.6 sec in total

First Response

577 ms

Resources Loaded

941 ms

Page Rendered

121 ms

columbiapd.com screenshot

About Website

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Key Findings

We analyzed Columbiapd.com page load time and found that the first response time was 577 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

columbiapd.com performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

48/100

25%

SI (Speed Index)

Value3.6 s

87/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.053

98/100

15%

TTI (Time to Interactive)

Value3.7 s

90/100

10%

Network Requests Diagram

columbiapd.com

577 ms

logo.jpg

365 ms

Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Columbiapd.com and no external sources were called. The less responsive or slowest element that took the longest time to load (577 ms) belongs to the original domain Columbiapd.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 852 B (46%)

Content Size

1.8 kB

After Optimization

988 B

  • HTML

In fact, the total size of Columbiapd.com main page is 1.8 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. HTML takes 1.8 kB which makes up the majority of the site volume.

HTML Optimization

-46%

Potential reduce by 852 B

  • Original 1.8 kB
  • After minification 1.7 kB
  • After compression 988 B

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 852 B or 46% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

1

After Optimization

1

  • Images

The browser has sent 1 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Columbiapd. According to our analytics all requests are already optimized.

Network Requests Diagram

columbiapd.com

columbiapd.com

577 ms

logo.jpg

logo.jpg

365 ms

Accessibility Review

columbiapd.com accessibility score

78

Accessibility Issues

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

columbiapd.com best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

columbiapd.com 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

    N/A

  • Language Claimed

    JA

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Columbiapd.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is Japanese. Our system also found out that Columbiapd.com main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

columbiapd.com

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