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oceansciencehistory.wordpress.com screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

oceansciencehistory.wordpress.com

History of Oceanography – Official Website of the International Commission of the History of Oceanography

Page Load Speed

1.9 sec in total

First Response

7 ms

Resources Loaded

1.3 sec

Page Rendered

530 ms

oceansciencehistory.wordpress.com screenshot

About Website

Welcome to oceansciencehistory.wordpress.com homepage info - get ready to check Oceanscience History Wordpress best content for United States right away, or after learning these important things about oceansciencehistory.wordpress.com

Events ICHO Zotero Fest, 6-10 June, 2022 Oceans HSTM Meetings: Jack Bouchard, Rutgers University, New Brunswick.Two chapters from his manuscript Terra Nova: Work, Water and Food in an Early Atlantic W...

Visit oceansciencehistory.wordpress.com

Key Findings

We analyzed Oceansciencehistory.wordpress.com page load time and found that the first response time was 7 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

oceansciencehistory.wordpress.com performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

33/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value6.9 s

34/100

10%

TBT (Total Blocking Time)

Value820 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.103

89/100

15%

TTI (Time to Interactive)

Value16.0 s

6/100

10%

Network Requests Diagram

oceansciencehistory.wordpress.com

7 ms

oceansciencehistory.com

9 ms

oceansciencehistory.com

23 ms

webfont.js

134 ms

style.css

167 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Oceansciencehistory.wordpress.com, 16% (10 requests) were made to Fonts.wp.com and 15% (9 requests) were made to Oceansciencehistory.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Oceansciencehistory.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 74.4 kB (3%)

Content Size

2.8 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Oceansciencehistory.wordpress.com main page is 2.8 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. 50% of websites need less resources to load. Images take 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 70.7 kB

  • Original 91.8 kB
  • After minification 89.6 kB
  • After compression 21.1 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 70.7 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 2.1 kB

  • Original 2.6 MB
  • After minification 2.6 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. Oceanscience History Wordpress images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.2 kB

  • Original 91.6 kB
  • After minification 91.6 kB
  • After compression 90.4 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

-1%

Potential reduce by 375 B

  • Original 31.9 kB
  • After minification 31.9 kB
  • After compression 31.5 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. Oceansciencehistory.wordpress.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 23 (49%)

Requests Now

47

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oceanscience History Wordpress. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

oceansciencehistory.wordpress.com

oceansciencehistory.wordpress.com

7 ms

oceansciencehistory.com

oceansciencehistory.com

9 ms

oceansciencehistory.com

oceansciencehistory.com

23 ms

webfont.js

webfont.js

134 ms

style.css

style.css

167 ms

172 ms

160 ms

172 ms

style.css

style.css

164 ms

css

css

199 ms

173 ms

global.css

global.css

173 ms

181 ms

hovercards.min.js

hovercards.min.js

177 ms

wpgroho.js

wpgroho.js

179 ms

newspack-blocks-carousel-view.css

newspack-blocks-carousel-view.css

179 ms

180 ms

index.min.js

index.min.js

176 ms

index.min.js

index.min.js

178 ms

index.min.js

index.min.js

176 ms

index.min.js

index.min.js

176 ms

index.min.js

index.min.js

178 ms

newspack-blocks-carousel-view.js

newspack-blocks-carousel-view.js

180 ms

w.js

w.js

180 ms

css

css

74 ms

global-print.css

global-print.css

2 ms

cropped-bios_may18_sln_1.jpg

cropped-bios_may18_sln_1.jpg

97 ms

catfish1.jpg

catfish1.jpg

90 ms

ddb0823f543eb08bac182f9a89021553f05d127db05a2f7b392584b94acc9807

ddb0823f543eb08bac182f9a89021553f05d127db05a2f7b392584b94acc9807

121 ms

g.gif

g.gif

137 ms

remote-login.php

remote-login.php

182 ms

g.gif

g.gif

135 ms

g.gif

g.gif

136 ms

hirohito-in-lab.png

hirohito-in-lab.png

114 ms

screen-shot-2016-06-28-at-4-48-26-pm.png

screen-shot-2016-06-28-at-4-48-26-pm.png

206 ms

9780870719882.jpg

9780870719882.jpg

310 ms

1600px-scripps_institution_of_oceanography.jpg

1600px-scripps_institution_of_oceanography.jpg

179 ms

berenice2021.jpg

berenice2021.jpg

149 ms

coverdec.jpg

coverdec.jpg

178 ms

bild1.png

bild1.png

331 ms

deep-range.jpg

deep-range.jpg

179 ms

hoving-image-4.jpg

hoving-image-4.jpg

233 ms

bild1.png

bild1.png

176 ms

blue-ocean-tide-cover.png

blue-ocean-tide-cover.png

1027 ms

worlds-beneath-the-waves-45878552.jpg

worlds-beneath-the-waves-45878552.jpg

818 ms

igor-kasalovic-obmuflj_dpe-unsplash.jpg

igor-kasalovic-obmuflj_dpe-unsplash.jpg

402 ms

icho-logo-adler.png

icho-logo-adler.png

380 ms

ddb0823f543eb08bac182f9a89021553f05d127db05a2f7b392584b94acc9807

ddb0823f543eb08bac182f9a89021553f05d127db05a2f7b392584b94acc9807

211 ms

qkBIXvYC6trAT55ZBi1ueQVIjQTD-JqaHUlP.ttf

qkBIXvYC6trAT55ZBi1ueQVIjQTD-JqaHUlP.ttf

142 ms

qkBIXvYC6trAT55ZBi1ueQVIjQTDH52aHUlP.ttf

qkBIXvYC6trAT55ZBi1ueQVIjQTDH52aHUlP.ttf

144 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

46 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w3aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w3aX8.ttf

68 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw3aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw3aX8.ttf

78 ms

qkBKXvYC6trAT7RQNNK2EG7SIwPWMNlCV3lGb7Y.ttf

qkBKXvYC6trAT7RQNNK2EG7SIwPWMNlCV3lGb7Y.ttf

76 ms

qkBKXvYC6trAT7RQNNK2EG7SIwPWMNmlUHlGb7Y.ttf

qkBKXvYC6trAT7RQNNK2EG7SIwPWMNmlUHlGb7Y.ttf

76 ms

4UacrEBBsBhlBjvfkQjt71kZfyBzPgNG9hU49aqm.ttf

4UacrEBBsBhlBjvfkQjt71kZfyBzPgNG9hU49aqm.ttf

77 ms

4UacrEBBsBhlBjvfkQjt71kZfyBzPgNGERI49aqm.ttf

4UacrEBBsBhlBjvfkQjt71kZfyBzPgNGERI49aqm.ttf

79 ms

4UaSrEBBsBhlBjvfkSLk3abBFkvpkARTPlbgv5qvmSA.ttf

4UaSrEBBsBhlBjvfkSLk3abBFkvpkARTPlbgv5qvmSA.ttf

79 ms

4UaSrEBBsBhlBjvfkSLk3abBFkvpkARTPlYHuJqvmSA.ttf

4UaSrEBBsBhlBjvfkSLk3abBFkvpkARTPlYHuJqvmSA.ttf

80 ms

actionbar.css

actionbar.css

3 ms

actionbar.js

actionbar.js

2 ms

Accessibility Review

oceansciencehistory.wordpress.com accessibility score

94

Accessibility Issues

ARIA

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.

Impact

Issue

High

[aria-hidden="true"] elements contain focusable descendents

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

oceansciencehistory.wordpress.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

oceansciencehistory.wordpress.com SEO score

91

Search Engine Optimization Advices

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

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 Oceansciencehistory.wordpress.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 Oceansciencehistory.wordpress.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

oceansciencehistory.wordpress.com

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