Access onthisday.com. On This Day - Today in History, Film, Music and Sport

Report Summary

About Website

Welcome to onthisday.com homepage info - get ready to check On This Day best content for United States right away, or after learning these important things about onthisday.com

Find out what happened today or any day in history with On This Day. Historical events, birthdays, deaths, photos and famous people, from 4000 BC to today.

Visit onthisday.com

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

50/100

25%

SI (Speed Index)

Value17.2 s

0/100

10%

TBT (Total Blocking Time)

Value6,320 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value34.1 s

0/100

10%

onthisday.com

71 ms

www.onthisday.com

97 ms

gtm.js

89 ms

ads.min.js

126 ms

main.css

15 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 96% of them (44 requests) were addressed to the original Onthisday.com, 2% (1 request) were made to Googletagmanager.com and 2% (1 request) were made to Ads.adthrive.com. The less responsive or slowest element that took the longest time to load (161 ms) belongs to the original domain Onthisday.com.

Content Size

395.4 kB

After Optimization

358.0 kB

In fact, the total size of Onthisday.com main page is 395.4 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. 25% of websites need less resources to load. Images take 282.9 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 37.3 kB

Original 47.0 kB
After minification 47.0 kB
After compression 9.7 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 37.3 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 282.9 kB
After minification 282.9 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. On This Day images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 47 B

Original 63.8 kB
After minification 63.8 kB
After compression 63.8 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

-7%

Potential reduce by 128 B

Original 1.7 kB
After minification 1.7 kB
After compression 1.6 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. Onthisday.com has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of On This Day. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests 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 match their roles

These are opportunities to improve the legibility of your content.

High

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

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

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

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 Onthisday.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 Onthisday.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

onthisday.com

Open Graph data is detected on the main page of On This Day. 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

On This Day - Today in History, Film, Music and Sport

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)