Report Summary

  • 66

    Performance

    Renders faster than
    79% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    86% of websites

  • 99

    SEO

    Google-friendlier than
    95% of websites

lighthousemuseum.org

The National Lighthouse Museum in Staten Island, NY

Page Load Speed

8.4 sec in total

First Response

3.6 sec

Resources Loaded

4.4 sec

Page Rendered

315 ms

lighthousemuseum.org screenshot

About Website

Visit lighthousemuseum.org now to see the best up-to-date Lighthouse Museum content for United States and also check out these interesting facts you probably never knew about lighthousemuseum.org

Located on the former site of the United States Lighthouse Service’s (USLHS) General Depot in St. George, Staten Island, the National Lighthouse Museum educates visitors about the history and technolo...

Visit lighthousemuseum.org

Key Findings

We analyzed Lighthousemuseum.org page load time and found that the first response time was 3.6 sec and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

lighthousemuseum.org performance score

66

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

85/100

25%

SI (Speed Index)

Value7.6 s

25/100

10%

TBT (Total Blocking Time)

Value530 ms

55/100

30%

CLS (Cumulative Layout Shift)

Value0.035

100/100

15%

TTI (Time to Interactive)

Value7.5 s

47/100

10%

Network Requests Diagram

lighthousemuseum.org

3627 ms

wp-emoji-release.min.js

16 ms

front.css

24 ms

styles.css

12 ms

sow-image-sow-image-3f547a15eaaa.css

14 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 15% of them (14 requests) were addressed to the original Lighthousemuseum.org, 41% (38 requests) were made to 212fl42stv01owjnw3oz2fm1.wpengine.netdna-cdn.com and 9% (8 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (3.6 sec) belongs to the original domain Lighthousemuseum.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 872.9 kB (19%)

Content Size

4.7 MB

After Optimization

3.8 MB

In fact, the total size of Lighthousemuseum.org main page is 4.7 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 3.7 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 59.1 kB

  • Original 75.6 kB
  • After minification 73.9 kB
  • After compression 16.5 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. 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 59.1 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 127.8 kB

  • Original 3.7 MB
  • After minification 3.5 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. Lighthouse Museum images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 432.7 kB

  • Original 638.5 kB
  • After minification 603.5 kB
  • After compression 205.8 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 432.7 kB or 68% of the original size.

CSS Optimization

-86%

Potential reduce by 253.4 kB

  • Original 294.7 kB
  • After minification 249.5 kB
  • After compression 41.3 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. Lighthousemuseum.org needs all CSS files to be minified and compressed as it can save up to 253.4 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 56 (65%)

Requests Now

86

After Optimization

30

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lighthouse Museum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 22 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

lighthousemuseum.org accessibility score

96

Accessibility Issues

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

lighthousemuseum.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

SEO Factors

lighthousemuseum.org SEO score

99

Search Engine Optimization Advices

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 Lighthousemuseum.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 Lighthousemuseum.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 Lighthouse Museum. 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: