Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 90% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    47% of websites

  • 89

    SEO

    Google-friendlier than
    72% of websites

pearlharborhistoricsites.org

Pearl Harbor - The official website for Pearl Harbor Historic Sites

Page Load Speed

1.5 sec in total

First Response

141 ms

Resources Loaded

1 sec

Page Rendered

314 ms

pearlharborhistoricsites.org screenshot

About Website

Welcome to pearlharborhistoricsites.org homepage info - get ready to check Pearl Harbor Historic Sites best content for United States right away, or after learning these important things about pearlharborhistoricsites.org

Buy tickets or get information for the Passport to Pearl Harbor, Arizona Memorial, USS Missouri, USS Bowfin Submarine & Pearl Harbor Aviation Museum.

Visit pearlharborhistoricsites.org

Key Findings

We analyzed Pearlharborhistoricsites.org page load time and found that the first response time was 141 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

pearlharborhistoricsites.org performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value4.0 s

80/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.7 s

46/100

10%

Network Requests Diagram

pearlharborhistoricsites.org

141 ms

www.pearlharborhistoricsites.org

145 ms

jquery-latest.js

5 ms

galleria-1.2.5.min.js

127 ms

all.css

127 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 91% of them (29 requests) were addressed to the original Pearlharborhistoricsites.org, 6% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (498 ms) belongs to the original domain Pearlharborhistoricsites.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 94.4 kB (16%)

Content Size

591.7 kB

After Optimization

497.3 kB

In fact, the total size of Pearlharborhistoricsites.org main page is 591.7 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. 30% of websites need less resources to load. Images take 464.4 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 4.9 kB

  • Original 7.4 kB
  • After minification 6.5 kB
  • After compression 2.5 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. This page needs HTML code to be minified as it can gain 851 B, 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 4.9 kB or 66% of the original size.

Image Optimization

-2%

Potential reduce by 9.0 kB

  • Original 464.4 kB
  • After minification 455.4 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. Pearl Harbor Historic Sites images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 63.5 kB

  • Original 99.0 kB
  • After minification 99.0 kB
  • After compression 35.5 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 63.5 kB or 64% of the original size.

CSS Optimization

-81%

Potential reduce by 17.0 kB

  • Original 20.9 kB
  • After minification 18.0 kB
  • After compression 3.9 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. Pearlharborhistoricsites.org needs all CSS files to be minified and compressed as it can save up to 17.0 kB or 81% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

26

After Optimization

26

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pearl Harbor Historic Sites. According to our analytics all requests are already optimized.

Accessibility Review

pearlharborhistoricsites.org accessibility score

95

Accessibility Issues

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

Links do not have a discernible name

Best Practices

pearlharborhistoricsites.org best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

pearlharborhistoricsites.org SEO score

89

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pearlharborhistoricsites.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Pearlharborhistoricsites.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 Pearl Harbor Historic Sites. 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: