Tools & Wizards About Us
lensc.org screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

lensc.org

Educate and Inspire - Lake Erie Nature & Science Center

Page Load Speed

1.7 sec in total

First Response

112 ms

Resources Loaded

1.2 sec

Page Rendered

412 ms

lensc.org screenshot

About Website

Click here to check amazing Lensc content for United States. Otherwise, check out these important facts you probably never knew about lensc.org

The nonprofit Lake Erie Nature & Science Center gives children and families a living, breathing connection to the natural world through informal science education.

Visit lensc.org

Key Findings

We analyzed Lensc.org page load time and found that the first response time was 112 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

lensc.org performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value26.1 s

0/100

25%

SI (Speed Index)

Value16.1 s

0/100

10%

TBT (Total Blocking Time)

Value2,290 ms

5/100

30%

CLS (Cumulative Layout Shift)

Value0.156

74/100

15%

TTI (Time to Interactive)

Value31.8 s

0/100

10%

Network Requests Diagram

lensc.org

112 ms

www.lensc.org

50 ms

wp-notification-bars-public.css

11 ms

style.min.css

48 ms

fonts.css

187 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 67% of them (60 requests) were addressed to the original Lensc.org, 9% (8 requests) were made to and 6% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (884 ms) belongs to the original domain Lensc.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 448.3 kB (10%)

Content Size

4.5 MB

After Optimization

4.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lensc.org main page is 4.5 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 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 117.2 kB

  • Original 140.1 kB
  • After minification 132.2 kB
  • After compression 22.9 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 117.2 kB or 84% of the original size.

Image Optimization

-1%

Potential reduce by 31.5 kB

  • Original 2.8 MB
  • After minification 2.8 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. Lensc images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 51.6 kB

  • Original 942.6 kB
  • After minification 942.6 kB
  • After compression 891.0 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

-40%

Potential reduce by 248.0 kB

  • Original 613.5 kB
  • After minification 571.7 kB
  • After compression 365.5 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. Lensc.org needs all CSS files to be minified and compressed as it can save up to 248.0 kB or 40% of the original size.

Requests Breakdown

Number of requests can be reduced by 52 (69%)

Requests Now

75

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lensc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lensc.org

lensc.org

112 ms

www.lensc.org

www.lensc.org

50 ms

wp-notification-bars-public.css

wp-notification-bars-public.css

11 ms

style.min.css

style.min.css

48 ms

fonts.css

fonts.css

187 ms

style.css

style.css

34 ms

css

css

62 ms

eventon_styles.css

eventon_styles.css

41 ms

all.css

all.css

50 ms

fc_styles.css

fc_styles.css

53 ms

addtoany.min.css

addtoany.min.css

54 ms

embed.js

embed.js

79 ms

embed.css

embed.css

90 ms

dashicons.min.css

dashicons.min.css

56 ms

display-opinions-light.css

display-opinions-light.css

59 ms

font-awesome.min.css

font-awesome.min.css

55 ms

saves-table.css

saves-table.css

59 ms

display-structure.css

display-structure.css

55 ms

page.js

page.js

78 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

59 ms

addtoany.min.js

addtoany.min.js

63 ms

wp-notification-bars-public.js

wp-notification-bars-public.js

61 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

62 ms

skip-link-focus-fix.js

skip-link-focus-fix.js

65 ms

slick.min.js

slick.min.js

62 ms

scripts.js

scripts.js

62 ms

js

js

97 ms

eventon_gen_maps.js

eventon_gen_maps.js

64 ms

eventon_functions.js

eventon_functions.js

64 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

65 ms

handlebars.js

handlebars.js

66 ms

external_api.js

external_api.js

81 ms

jquery.mobile.min.js

jquery.mobile.min.js

64 ms

moment.min.js

moment.min.js

66 ms

moment_timezone_min.js

moment_timezone_min.js

68 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

68 ms

eventon_script.js

eventon_script.js

68 ms

underscore.min.js

underscore.min.js

67 ms

backbone.min.js

backbone.min.js

76 ms

front-end-deps.js

front-end-deps.js

69 ms

api.js

api.js

76 ms

front-end.js

front-end.js

70 ms

api-request.min.js

api-request.min.js

73 ms

wp-api.min.js

wp-api.min.js

69 ms

moment-with-locales.min.js

moment-with-locales.min.js

884 ms

front-end.min.js

front-end.min.js

74 ms

front-end.js

front-end.js

73 ms

fc_script.js

fc_script.js

42 ms

E3424F431EC9A957B.css

E3424F431EC9A957B.css

70 ms

gtm.js

gtm.js

241 ms

bgyVfw_0KXg

bgyVfw_0KXg

239 ms

LENSC-Logo-TwoLine-Long-white.png

LENSC-Logo-TwoLine-Long-white.png

72 ms

search.svg

search.svg

72 ms

Plan-Your-Visit-Summer-Homepage-Banner-1.jpg

Plan-Your-Visit-Summer-Homepage-Banner-1.jpg

177 ms

Preschool-2024-25-Homepage-Banner-V2-scaled.jpg

Preschool-2024-25-Homepage-Banner-V2-scaled.jpg

141 ms

Baby-Bird-scaled.jpg

Baby-Bird-scaled.jpg

168 ms

Homepage-Banner-Mobile.jpg

Homepage-Banner-Mobile.jpg

171 ms

NEW-Wildlife-Gardens-Project-Homepage-Banner-scaled.jpg

NEW-Wildlife-Gardens-Project-Homepage-Banner-scaled.jpg

168 ms

injured-animals_owl.jpg

injured-animals_owl.jpg

169 ms

carrot.svg

carrot.svg

170 ms

baby-animals-button.jpg

baby-animals-button.jpg

171 ms

wildlife-rehabilitation_eagle.jpg

wildlife-rehabilitation_eagle.jpg

172 ms

planetarium_masthead_2.jpg

planetarium_masthead_2.jpg

173 ms

LENSC-Logo-NoText-white.png

LENSC-Logo-NoText-white.png

174 ms

facebook.svg

facebook.svg

173 ms

twitter.svg

twitter.svg

175 ms

instagram.svg

instagram.svg

176 ms

Cuyahoga_Arts_logo_white.png

Cuyahoga_Arts_logo_white.png

178 ms

close.png

close.png

178 ms

AfQANwH0ADcB9AA+AfQArwH0AIEB9ACxAfQALAH0ACsCEAAyA4IAMgEeADkBHgAfAR4AGgIcADkCHAAfAhwAGgH0AGUDSAA+AXUAKQF1ADAC0AAxArIAGgK2ADIB9ACOACIAaAAyADIAPAAoADwARACvAH4=

AfQANwH0ADcB9AA+AfQArwH0AIEB9ACxAfQALAH0ACsCEAAyA4IAMgEeADkBHgAfAR4AGgIcADkCHAAfAhwAGgH0AGUDSAA+AXUAKQF1ADAC0AAxArIAGgK2ADIB9ACOACIAaAAyADIAPAAoADwARACvAH4=

5 ms

ABUAUwArACsANQAhADMAOQClAG0=

ABUAUwArACsANQAhADMAOQClAG0=

5 ms

+AEHAAAChgA2AmgAVgKGADYChgA2AoYANgKGADYChgA2AoYAJwJPACICmABWAk8AIgEHAF0ChQA2AUMAMARrAEQEGQA2AoAANQLMABsCtQBDAfQAbgH0AG4B9ABmAfQAywH0AI0B9AC+AfQAVgH0AFwCEABBA4IAQQD1AEgA9QAzAPUALgG9AEgBvQAzAbwALgHeAGwC0gBMAUgAMAFIADsC0AA4ArIAGgK2ADIB9ACyAFcAjwBoAGgAZgBVAFYAbgDKAIs=

+AEHAAAChgA2AmgAVgKGADYChgA2AoYANgKGADYChgA2AoYAJwJPACICmABWAk8AIgEHAF0ChQA2AUMAMARrAEQEGQA2AoAANQLMABsCtQBDAfQAbgH0AG4B9ABmAfQAywH0AI0B9AC+AfQAVgH0AFwCEABBA4IAQQD1AEgA9QAzAPUALgG9AEgBvQAzAbwALgHeAGwC0gBMAUgAMAFIADsC0AA4ArIAGgK2ADIB9ACyAFcAjwBoAGgAZgBVAFYAbgDKAIs=

4 ms

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

5 ms

8gMWAFQCbwBAAm8AQAJvAEACbwBAAfYAGgIzADIB9AA3AfQANwK2ADIB9ACOAGgAMgAoAEQ=

8gMWAFQCbwBAAm8AQAJvAEACbwBAAfYAGgIzADIB9AA3AfQANwK2ADIB9ACOAGgAMgAoAEQ=

4 ms

+MDEQA+AnoALwJ6AC8CegAvAnoALwICAAsCMwAhAfQALQH0AC0CtgAyAfQAfwBTACsAIQA5

+MDEQA+AnoALwJ6AC8CegAvAnoALwICAAsCMwAhAfQALQH0AC0CtgAyAfQAfwBTACsAIQA5

4 ms

ASMAagEjAAABIwAHAxYAYwJoAE4CaABOAmgATgJoAE4B8gArAiwAOAH0AG4B9ABuArYAMgH0ALIAjwBoAFUAbg==

ASMAagEjAAABIwAHAxYAYwJoAE4CaABOAmgATgJoAE4B8gArAiwAOAH0AG4B9ABuArYAMgH0ALIAjwBoAFUAbg==

4 ms

AAoB9AAAASAAAADZAFUCcgBAAsYAQwFDACACQAArAjYAHAJVADgCeABEAnQAOAJ4AD0DwQA8ApkAaALzAGgBAABvAxAAaAK0ACsB9ACsApEAPAJ8ADkBaQBdAe0ALgJiAFMDOwAwAgIALQDZAFUB9ACaAfQAygKZAGgCmQBoApkAaAKZAGgBAAALAQAAbwEAAAkBAAAaAxAAaAJiAFMCYgBTAmIAUwJiAFMB7QAuAgIALQH0AIcB9ACHArYAMgH0AMcApwCDAG0Akw==

AAoB9AAAASAAAADZAFUCcgBAAsYAQwFDACACQAArAjYAHAJVADgCeABEAnQAOAJ4AD0DwQA8ApkAaALzAGgBAABvAxAAaAK0ACsB9ACsApEAPAJ8ADkBaQBdAe0ALgJiAFMDOwAwAgIALQDZAFUB9ACaAfQAygKZAGgCmQBoApkAaAKZAGgBAAALAQAAbwEAAAkBAAAaAxAAaAJiAFMCYgBTAmIAUwJiAFMB7QAuAgIALQH0AIcB9ACHArYAMgH0AMcApwCDAG0Akw==

4 ms

fa-solid-900.ttf

fa-solid-900.ttf

103 ms

recaptcha__en.js

recaptcha__en.js

69 ms

www-player.css

www-player.css

13 ms

www-embed-player.js

www-embed-player.js

39 ms

base.js

base.js

102 ms

ad_status.js

ad_status.js

175 ms

UCY5Klx_0fJhMytIltuKLUwnjJON9GWedkq6jjIrpW0.js

UCY5Klx_0fJhMytIltuKLUwnjJON9GWedkq6jjIrpW0.js

81 ms

embed.js

embed.js

40 ms

sm.25.html

sm.25.html

121 ms

eso.D0Uc7kY6.js

eso.D0Uc7kY6.js

121 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

117 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

119 ms

id

id

100 ms

Accessibility Review

lensc.org accessibility score

83

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-*] attributes do not match their roles

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.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

lensc.org best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

lensc.org SEO score

84

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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 Lensc.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 Lensc.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

lensc.org

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