Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 60% of websites

  • 62

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

nccdelib.org

New Castle County Public Libraries | New Castle County, DE - Official Website

Page Load Speed

2.8 sec in total

First Response

51 ms

Resources Loaded

2.1 sec

Page Rendered

623 ms

nccdelib.org screenshot

About Website

Visit nccdelib.org now to see the best up-to-date Ncc DE Lib content and also check out these interesting facts you probably never knew about nccdelib.org

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Key Findings

We analyzed Nccdelib.org page load time and found that the first response time was 51 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

nccdelib.org performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value12.1 s

0/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value2,830 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.295

41/100

15%

TTI (Time to Interactive)

Value16.4 s

6/100

10%

Network Requests Diagram

nccdelib.org

51 ms

libraries

78 ms

286

56 ms

Libraries

341 ms

370557728.css

164 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Nccdelib.org, 63% (32 requests) were made to Nccde.org and 10% (5 requests) were made to Translate.googleapis.com. The less responsive or slowest element that took the longest time to load (365 ms) relates to the external source Api2.libanswers.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 342.3 kB (21%)

Content Size

1.7 MB

After Optimization

1.3 MB

In fact, the total size of Nccdelib.org main page is 1.7 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. 55% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 57.2 kB

  • Original 72.6 kB
  • After minification 68.5 kB
  • After compression 15.4 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. 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 57.2 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 19.4 kB

  • Original 1.2 MB
  • After minification 1.1 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. Ncc DE Lib images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 192.3 kB

  • Original 346.7 kB
  • After minification 303.6 kB
  • After compression 154.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 192.3 kB or 55% of the original size.

CSS Optimization

-78%

Potential reduce by 73.4 kB

  • Original 93.7 kB
  • After minification 80.3 kB
  • After compression 20.3 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. Nccdelib.org needs all CSS files to be minified and compressed as it can save up to 73.4 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (42%)

Requests Now

45

After Optimization

26

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ncc DE Lib. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

nccdelib.org accessibility score

85

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

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Links do not have a discernible name

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

nccdelib.org best practices score

62

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

High

Registers an unload listener

Low

Detected JavaScript libraries

High

Uses deprecated APIs

High

Page has valid source maps

SEO Factors

nccdelib.org SEO score

83

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

robots.txt is not valid

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 Nccdelib.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 Nccdelib.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

Open Graph description is not detected on the main page of Ncc DE Lib. 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: