Access millercenter.org. Home

name

value

score

weighting

FCP (First Contentful Paint)

Value9.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value24.0 s

0/100

25%

SI (Speed Index)

Value19.6 s

0/100

10%

TBT (Total Blocking Time)

Value4,520 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value29.0 s

0/100

10%

millercenter.org

12 ms

millercenter.org

2176 ms

js

395 ms

gtm.js

406 ms

css_vAoTSXelTXaRfdRVzHOBlKiXtqypTLfAiMWFWKCKo-I.css

27 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 64% of them (56 requests) were addressed to the original Millercenter.org, 11% (10 requests) were made to Youtube.com and 5% (4 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Millercenter.org.

Content Size

5.6 MB

After Optimization

5.2 MB

In fact, the total size of Millercenter.org main page is 5.6 MB. 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. Images take 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 178.4 kB

Original 198.7 kB
After minification 185.5 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 178.4 kB or 90% of the original size.

Image Optimization

-4%

Potential reduce by 166.6 kB

Original 4.3 MB
After minification 4.2 MB

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. Miller Center images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 3.5 kB

Original 989.9 kB
After minification 989.9 kB
After compression 986.4 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.

CSS Optimization

-0%

Potential reduce by 112 B

Original 64.4 kB
After minification 64.4 kB
After compression 64.2 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. Millercenter.org has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Miller Center. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not have valid values

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

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

High

Links are not crawlable

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/).

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 Millercenter.org 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 Millercenter.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

millercenter.org

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Home | Miller Center

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

millercenter.org

millercenter.org

js

gtm.js

css_vAoTSXelTXaRfdRVzHOBlKiXtqypTLfAiMWFWKCKo-I.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

millercenter.org

millercenter.org

js

gtm.js

css_vAoTSXelTXaRfdRVzHOBlKiXtqypTLfAiMWFWKCKo-I.css

css_D1LlDADb5sJp0qftRhTj7XZfRl_9oNWHVaRqETxQXGk.css

all.js

v4-shims.js

FDQ_rAu-gFs

js_U3YR3zovbuzFCKFLQhGAu-5MhDc4FQSC4gqYY0K1ans.js

buttons.js

js_qa1QV8JEM_H9viG1pa7twVGjAd3hOe-OTL5Ufa9RIno.js

spr24_illumination_1280x670.jpg

h_seal_us_1280x670.jpg

brown-v.-board-judgement_yellow_1280x500.jpg

2confpresidency_profiles_1280x670.jpg

hero_classroom_duotone_1280x670.jpg

world_safe_for_commerce.png

9781512823929.jpg

43.jpg

selverstone_thekennedywithdrawal82.png

h-Richard_M._Nixon%2C_ca._1935_-_1982_-_NARA_-_530679-1280500_0.jpg

h-President_Eisenhower_Portrait_1959-1280500.jpg

h-Gilbert_Stuart_Williamstown_Portrait_of_George_Washington-1280500.jpg

pg-kennedy-chief-justice-earl-warren-administers-the-oath-of-office-jfklibrary-800x480.jpg

pg-kennedy-delivers-his-inaugural-address-jfklibrary-800x480.jpg

pg-inaugural-address-of-john-f.-kennedy-jfklibrary-800x480.jpg

pg-kennedy-inaugural-parade-jfklibrary-800x480.jpg

pg-president_kennedy_returns_to_the_white_house_after_attending_inaugural_balls800x480.jpg

pg-kennedy-and-first-lady-arrive-at-inaugural-ball-jfklibrary-800x480.jpg

mc-call-large.gif

mc-call-small.gif

icon-filter-close-blue.svg

icon-search-blue.svg

icon-facebook-blue.svg

icon-twitter-blue.svg

icon-youtube-blue.svg

logo-square-blue.svg

uva-logo.svg

logo-white.svg

icon-search-white.svg

icon-menu-triangle-blue-warm.svg

icon-facebook-white.svg