Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 77

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

library.alaska.gov

Home | Alaska State Library

Page Load Speed

4.3 sec in total

First Response

1.5 sec

Resources Loaded

2.6 sec

Page Rendered

188 ms

library.alaska.gov screenshot

About Website

Visit library.alaska.gov now to see the best up-to-date Library Alaska content for United States and also check out these interesting facts you probably never knew about library.alaska.gov

Home of the Alaska State Library in Juneau, AK. Part of the Alaska State Libraries, Archives, and Museums, a division of the Department of Education & Early Development.

Visit library.alaska.gov

Key Findings

We analyzed Library.alaska.gov page load time and found that the first response time was 1.5 sec and then it took 2.8 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

library.alaska.gov performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

51/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value330 ms

75/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value6.8 s

56/100

10%

Network Requests Diagram

library.alaska.gov

1542 ms

animation_javascript.js

386 ms

banner_changer.js

329 ms

core.css

395 ms

main.css

408 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 91% of them (43 requests) were addressed to the original Library.alaska.gov, 2% (1 request) were made to Museums.alaska.gov and 2% (1 request) were made to Cdn.optimizely.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Library.alaska.gov.

Page Optimization Overview & Recommendations

Page size can be reduced by 292.0 kB (57%)

Content Size

516.5 kB

After Optimization

224.4 kB

In fact, the total size of Library.alaska.gov main page is 516.5 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. 25% of websites need less resources to load. Javascripts take 218.0 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 39.3 kB

  • Original 48.9 kB
  • After minification 37.6 kB
  • After compression 9.5 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 11.3 kB, which is 23% 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 39.3 kB or 80% of the original size.

Image Optimization

-33%

Potential reduce by 67.2 kB

  • Original 201.7 kB
  • After minification 134.5 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. Obviously, Library Alaska needs image optimization as it can save up to 67.2 kB or 33% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-67%

Potential reduce by 145.2 kB

  • Original 218.0 kB
  • After minification 208.3 kB
  • After compression 72.9 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 145.2 kB or 67% of the original size.

CSS Optimization

-84%

Potential reduce by 40.4 kB

  • Original 47.9 kB
  • After minification 26.7 kB
  • After compression 7.5 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. Library.alaska.gov needs all CSS files to be minified and compressed as it can save up to 40.4 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (52%)

Requests Now

46

After Optimization

22

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Library Alaska. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

library.alaska.gov accessibility score

92

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-*] attributes do not have valid values

Best Practices

library.alaska.gov best practices score

77

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

library.alaska.gov SEO score

80

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 Library.alaska.gov 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 Library.alaska.gov 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 Library Alaska. 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: