Tools & Wizards About Us

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

nmb48.com

NMB48公式サイト

Page Load Speed

5.6 sec in total

First Response

355 ms

Resources Loaded

4.6 sec

Page Rendered

617 ms

About Website

Click here to check amazing Nmb 48 content for United States. Otherwise, check out these important facts you probably never knew about nmb48.com

秋元康氏プロデュースのNMB48公式サイト。大阪・なんばを基盤に地域密着をテーマにした「会いに行けるアイドル」NMB48のメンバー情報、公演情報等

Visit nmb48.com

Key Findings

We analyzed Nmb48.com page load time and found that the first response time was 355 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

nmb48.com performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value11.1 s

0/100

25%

SI (Speed Index)

Value8.3 s

19/100

10%

TBT (Total Blocking Time)

Value310 ms

78/100

30%

CLS (Cumulative Layout Shift)

Value0.457

19/100

15%

TTI (Time to Interactive)

Value12.2 s

15/100

10%

Network Requests Diagram

nmb48.com

355 ms

slick-theme.css

171 ms

slick.css

336 ms

base.css

334 ms

jquery.min.js

21 ms

Our browser made a total of 151 requests to load all elements on the main page. We found that 64% of them (96 requests) were addressed to the original Nmb48.com, 9% (13 requests) were made to Clients6.google.com and 9% (13 requests) were made to Googleapis.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Nmb48.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 157.8 kB (9%)

Content Size

1.8 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nmb48.com main page is 1.8 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. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 27.6 kB

  • Original 36.6 kB
  • After minification 30.7 kB
  • After compression 8.9 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 5.9 kB, which is 16% 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 27.6 kB or 76% of the original size.

Image Optimization

-3%

Potential reduce by 38.2 kB

  • Original 1.3 MB
  • After minification 1.3 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. Nmb 48 images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 88.1 kB

  • Original 420.4 kB
  • After minification 411.4 kB
  • After compression 332.4 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 88.1 kB or 21% of the original size.

CSS Optimization

-22%

Potential reduce by 3.9 kB

  • Original 17.6 kB
  • After minification 17.5 kB
  • After compression 13.7 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. Nmb48.com needs all CSS files to be minified and compressed as it can save up to 3.9 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 71 (48%)

Requests Now

147

After Optimization

76

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 147 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nmb 48. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

nmb48.com accessibility score

77

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

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

nmb48.com best practices score

67

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

SEO Factors

nmb48.com SEO score

90

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

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

    JA

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nmb48.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese 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 Nmb48.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 description is not detected on the main page of Nmb 48. 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: