Tools & Wizards About Us
fishtreeoflife.org screenshot

Report Summary

  • 60

    Performance

    Renders faster than
    75% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

fishtreeoflife.org

The Fish Tree of Life | taxonomy, phylogenies, fossils, and more

Page Load Speed

513 ms in total

First Response

101 ms

Resources Loaded

306 ms

Page Rendered

106 ms

fishtreeoflife.org screenshot

About Website

Visit fishtreeoflife.org now to see the best up-to-date Fish Tree Of Life content and also check out these interesting facts you probably never knew about fishtreeoflife.org

A comprehensive resource for ray-finned fish (Actinopterygii) phylogenetics, the taxonomy of fishes, and fossils of extinct fishes.

Visit fishtreeoflife.org

Key Findings

We analyzed Fishtreeoflife.org page load time and found that the first response time was 101 ms and then it took 412 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

fishtreeoflife.org performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value1.3 s

100/100

10%

TBT (Total Blocking Time)

Value520 ms

56/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.6 s

81/100

10%

Network Requests Diagram

fishtreeoflife.org

101 ms

fishtreeoflife.org

54 ms

main.css

54 ms

js

65 ms

email-decode.min.js

35 ms

Our browser made a total of 6 requests to load all elements on the main page. We found that 83% of them (5 requests) were addressed to the original Fishtreeoflife.org, 17% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (101 ms) belongs to the original domain Fishtreeoflife.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 9.9 kB (2%)

Content Size

492.2 kB

After Optimization

482.3 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Fishtreeoflife.org main page is 492.2 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. Images take 478.2 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 9.9 kB

  • Original 13.4 kB
  • After minification 11.5 kB
  • After compression 3.4 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. This page needs HTML code to be minified as it can gain 1.8 kB, which is 14% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 9.9 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 478.2 kB
  • After minification 478.2 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. Fish Tree Of Life images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 17 B

  • Original 655 B
  • After minification 655 B
  • After compression 638 B

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.

Requests Breakdown

We found no issues to fix!

Requests Now

4

After Optimization

4

  • Images
  • JavaScript
  • CSS

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fish Tree Of Life. According to our analytics all requests are already optimized.

Network Requests Diagram

fishtreeoflife.org

fishtreeoflife.org

101 ms

fishtreeoflife.org

fishtreeoflife.org

54 ms

main.css

main.css

54 ms

js

js

65 ms

email-decode.min.js

email-decode.min.js

35 ms

front-page-tree@1x.png

front-page-tree@1x.png

66 ms

Accessibility Review

fishtreeoflife.org accessibility score

97

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.

Best Practices

fishtreeoflife.org best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

fishtreeoflife.org SEO score

88

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 Fishtreeoflife.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 Fishtreeoflife.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

fishtreeoflife.org

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