Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

erd.org

ERD Environmental Research & Design

Page Load Speed

720 ms in total

First Response

124 ms

Resources Loaded

510 ms

Page Rendered

86 ms

erd.org screenshot

About Website

Welcome to erd.org homepage info - get ready to check ERD best content right away, or after learning these important things about erd.org

ERD Environmental Research & Design is a water quality engineering firm headquartered in Orlando, Florida. ERD's main area of focus are watershed studies, lake management, water quality studies, appli...

Visit erd.org

Key Findings

We analyzed Erd.org page load time and found that the first response time was 124 ms and then it took 596 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

erd.org performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.7 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.7 s

100/100

25%

SI (Speed Index)

Value0.7 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.7 s

100/100

10%

Network Requests Diagram

erd.org

124 ms

spacer.gif

33 ms

logo-top.gif

64 ms

logo.gif

66 ms

home-animation.gif

323 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that all of those requests were addressed to Erd.org and no external sources were called. The less responsive or slowest element that took the longest time to load (323 ms) belongs to the original domain Erd.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 9.6 kB (80%)

Content Size

12.1 kB

After Optimization

2.5 kB

In fact, the total size of Erd.org main page is 12.1 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. Only 10% of websites need less resources to load. HTML takes 12.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 9.6 kB

  • Original 12.1 kB
  • After minification 10.2 kB
  • After compression 2.5 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 1.9 kB, which is 16% 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 9.6 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (56%)

Requests Now

16

After Optimization

7

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ERD. 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 Review

erd.org accessibility score

92

Accessibility Issues

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

erd.org best practices score

50

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

erd.org SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Erd.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 Erd.org main page’s claimed encoding is . 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

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