Tools & Wizards About Us

Report Summary

  • 89

    Performance

    Renders faster than
    90% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

nasm.us

NASM

Page Load Speed

1.3 sec in total

First Response

225 ms

Resources Loaded

1 sec

Page Rendered

89 ms

About Website

Visit nasm.us now to see the best up-to-date NASM content for China and also check out these interesting facts you probably never knew about nasm.us

The Netwide Assembler (NASM) is an assembler and disassembler for the Intel x86 architecture, used by developers worldwide

Visit nasm.us

Key Findings

We analyzed Nasm.us page load time and found that the first response time was 225 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

nasm.us performance score

89

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

71/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value3.1 s

95/100

10%

Network Requests Diagram

nasm.us

225 ms

nasm.us

333 ms

bootstrap.min.css

421 ms

web-fonts.css

212 ms

nasm.css

213 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that all of those requests were addressed to Nasm.us and no external sources were called. The less responsive or slowest element that took the longest time to load (457 ms) belongs to the original domain Nasm.us.

Page Optimization Overview & Recommendations

Page size can be reduced by 192.8 kB (75%)

Content Size

257.2 kB

After Optimization

64.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nasm.us main page is 257.2 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. Only 5% of websites need less resources to load. CSS take 126.3 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 3.9 kB

  • Original 5.7 kB
  • After minification 5.0 kB
  • After compression 1.9 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 681 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 3.9 kB or 67% of the original size.

Image Optimization

-27%

Potential reduce by 726 B

  • Original 2.7 kB
  • After minification 1.9 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, NASM needs image optimization as it can save up to 726 B or 27% 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 82.7 kB

  • Original 122.5 kB
  • After minification 122.5 kB
  • After compression 39.9 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 82.7 kB or 67% of the original size.

CSS Optimization

-84%

Potential reduce by 105.6 kB

  • Original 126.3 kB
  • After minification 125.4 kB
  • After compression 20.7 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. Nasm.us needs all CSS files to be minified and compressed as it can save up to 105.6 kB or 84% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NASM. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

nasm.us accessibility score

97

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.

Best Practices

nasm.us best practices score

83

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

SEO Factors

nasm.us SEO score

92

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

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 Nasm.us 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 Nasm.us 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 NASM. 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: