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Report Summary

  • 39

    Performance

    Renders faster than
    59% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 75% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

groton.mvlc.org

Groton Public Library

Page Load Speed

651 ms in total

First Response

41 ms

Resources Loaded

494 ms

Page Rendered

116 ms

groton.mvlc.org screenshot

About Website

Welcome to groton.mvlc.org homepage info - get ready to check Groton Mvlc best content for United States right away, or after learning these important things about groton.mvlc.org

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Key Findings

We analyzed Groton.mvlc.org page load time and found that the first response time was 41 ms and then it took 610 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

groton.mvlc.org performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value7.9 s

22/100

10%

TBT (Total Blocking Time)

Value200 ms

90/100

30%

CLS (Cumulative Layout Shift)

Value0.253

49/100

15%

TTI (Time to Interactive)

Value10.9 s

21/100

10%

Network Requests Diagram

groton.mvlc.org

41 ms

home

234 ms

semiauto.css

30 ms

style.css

209 ms

tundra.css

59 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that all of those requests were addressed to Groton.mvlc.org and no external sources were called. The less responsive or slowest element that took the longest time to load (234 ms) belongs to the original domain Groton.mvlc.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 161.2 kB (64%)

Content Size

251.1 kB

After Optimization

89.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Groton.mvlc.org main page is 251.1 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. 15% of websites need less resources to load. Javascripts take 111.9 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 24.1 kB

  • Original 28.7 kB
  • After minification 25.3 kB
  • After compression 4.6 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 3.3 kB, which is 12% 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 24.1 kB or 84% of the original size.

Image Optimization

-1%

Potential reduce by 518 B

  • Original 41.4 kB
  • After minification 40.9 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. Groton Mvlc images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 79.1 kB

  • Original 111.9 kB
  • After minification 100.3 kB
  • After compression 32.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 79.1 kB or 71% of the original size.

CSS Optimization

-83%

Potential reduce by 57.5 kB

  • Original 69.1 kB
  • After minification 61.2 kB
  • After compression 11.6 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. Groton.mvlc.org needs all CSS files to be minified and compressed as it can save up to 57.5 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (44%)

Requests Now

16

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Groton Mvlc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

groton.mvlc.org

groton.mvlc.org

41 ms

home

home

234 ms

semiauto.css

semiauto.css

30 ms

style.css

style.css

209 ms

tundra.css

tundra.css

59 ms

small_logo.jpg

small_logo.jpg

30 ms

progressbar_green.gif

progressbar_green.gif

31 ms

mls.jpg

mls.jpg

33 ms

novellist.jpg

novellist.jpg

43 ms

overdrive.jpg

overdrive.jpg

46 ms

safari.jpg

safari.jpg

47 ms

simple.js

simple.js

40 ms

dojo.js

dojo.js

61 ms

openils_dojo.js

openils_dojo.js

52 ms

opensrf.js

opensrf.js

65 ms

opensrf_xhr.js

opensrf_xhr.js

51 ms

JSON_v1.js

JSON_v1.js

58 ms

eg_tiny_logo.jpg

eg_tiny_logo.jpg

65 ms

dijit.css

dijit.css

36 ms

Accessibility Review

groton.mvlc.org accessibility score

90

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

[role]s do not have all required [aria-*] attributes

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

groton.mvlc.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

SEO Factors

groton.mvlc.org SEO score

54

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

High

Page is blocked from indexing

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 Groton.mvlc.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 Groton.mvlc.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

groton.mvlc.org

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