Tools & Wizards About Us

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

125.nypl.org

125 Years of The New York Public Library | The New York Public Library

Page Load Speed

2.5 sec in total

First Response

141 ms

Resources Loaded

1.3 sec

Page Rendered

1.1 sec

About Website

Welcome to 125.nypl.org homepage info - get ready to check 125 Nypl best content for United States right away, or after learning these important things about 125.nypl.org

The Library's 125th anniversary is a moment to honor and reaffirm the enduring power of libraries. Our values of trust, respect, and free and open access to knowledge and opportunity are as essen...

Visit 125.nypl.org

Key Findings

We analyzed 125.nypl.org page load time and found that the first response time was 141 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

125.nypl.org performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

75/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

33/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value3,900 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.133

81/100

15%

TTI (Time to Interactive)

Value25.7 s

0/100

10%

Network Requests Diagram

125.nypl.org

141 ms

241 ms

launch-672b7e7f98ee.min.js

35 ms

js

108 ms

css_6ojWWzQ1G8BBkDBUxTH_9Razx7b-EowRV4u8_3Do6yo.css

57 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original 125.nypl.org, 90% (55 requests) were made to Nypl.org and 3% (2 requests) were made to Ds-header.nypl.org. The less responsive or slowest element that took the longest time to load (717 ms) relates to the external source Nypl.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 239.4 kB (11%)

Content Size

2.3 MB

After Optimization

2.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 125.nypl.org main page is 2.3 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. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 123.7 kB

  • Original 151.9 kB
  • After minification 145.1 kB
  • After compression 28.2 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 123.7 kB or 81% of the original size.

Image Optimization

-8%

Potential reduce by 58.5 kB

  • Original 752.6 kB
  • After minification 694.1 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. 125 Nypl images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 49.2 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 1.3 MB

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

-27%

Potential reduce by 8.1 kB

  • Original 29.7 kB
  • After minification 29.7 kB
  • After compression 21.7 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. 125.nypl.org needs all CSS files to be minified and compressed as it can save up to 8.1 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (14%)

Requests Now

59

After Optimization

51

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 125 Nypl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

125.nypl.org accessibility score

100

Accessibility Issues

Best Practices

125.nypl.org best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

125.nypl.org SEO score

85

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

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 125.nypl.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 125.nypl.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 data is detected on the main page of 125 Nypl. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: