Report Summary

  • 4

    Performance

    Renders faster than
    20% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

gvb.com

グアムビジターズバイブル

Page Load Speed

15.5 sec in total

First Response

551 ms

Resources Loaded

14 sec

Page Rendered

954 ms

gvb.com screenshot

About Website

Welcome to gvb.com homepage info - get ready to check Gvb best content for Japan right away, or after learning these important things about gvb.com

グアム旅行をもっと楽しく。ロクシタンのスパやパラセーリングなどグアムのオプショナルツアーが割引料金で予約できます。Tギャラリアの免税ブランド品、お土産やセールの最新ニュースをいち早くアップ。メールマガジンも無料配信中です。

Visit gvb.com

Key Findings

We analyzed Gvb.com page load time and found that the first response time was 551 ms and then it took 15 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

gvb.com performance score

4

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.7 s

2/100

10%

LCP (Largest Contentful Paint)

Value30.1 s

0/100

25%

SI (Speed Index)

Value19.5 s

0/100

10%

TBT (Total Blocking Time)

Value9,640 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.377

28/100

15%

TTI (Time to Interactive)

Value42.2 s

0/100

10%

Network Requests Diagram

gvb.com

551 ms

www.gvb.com

1052 ms

style.css

472 ms

dashicons.min.css

673 ms

thickbox.css

343 ms

Our browser made a total of 387 requests to load all elements on the main page. We found that 38% of them (146 requests) were addressed to the original Gvb.com, 11% (41 requests) were made to Static.xx.fbcdn.net and 8% (32 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (4.5 sec) belongs to the original domain Gvb.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (29%)

Content Size

5.5 MB

After Optimization

3.9 MB

In fact, the total size of Gvb.com main page is 5.5 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 3.2 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 367.5 kB

  • Original 425.8 kB
  • After minification 392.6 kB
  • After compression 58.3 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 367.5 kB or 86% of the original size.

Image Optimization

-2%

Potential reduce by 50.9 kB

  • Original 3.2 MB
  • After minification 3.1 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. Gvb images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 849.2 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 551.4 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 849.2 kB or 61% of the original size.

CSS Optimization

-78%

Potential reduce by 343.4 kB

  • Original 438.2 kB
  • After minification 415.4 kB
  • After compression 94.8 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. Gvb.com needs all CSS files to be minified and compressed as it can save up to 343.4 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 168 (45%)

Requests Now

375

After Optimization

207

The browser has sent 375 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gvb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 128 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

gvb.com accessibility score

62

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 match their roles

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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

gvb.com best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

gvb.com SEO score

71

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

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gvb.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Gvb.com 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 Gvb. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: