Tools & Wizards About Us
nanobolt.co.kr screenshot

Report Summary

  • 0

    Performance

  • 33

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

nanobolt.co.kr

나노공업

Page Load Speed

10.6 sec in total

First Response

491 ms

Resources Loaded

9.9 sec

Page Rendered

222 ms

nanobolt.co.kr screenshot

About Website

Welcome to nanobolt.co.kr homepage info - get ready to check Nanobolt best content right away, or after learning these important things about nanobolt.co.kr

스크류, 정밀나사, 절삭가공품, 전자피스,주문나사등 전문 제작업체

Visit nanobolt.co.kr

Key Findings

We analyzed Nanobolt.co.kr page load time and found that the first response time was 491 ms and then it took 10.1 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

nanobolt.co.kr performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0

0/100

10%

LCP (Largest Contentful Paint)

Value0

0/100

25%

SI (Speed Index)

Value0

0/100

10%

TBT (Total Blocking Time)

Value0

0/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value0

0/100

10%

Network Requests Diagram

nanobolt.co.kr

491 ms

main.asp

929 ms

default.css

413 ms

def.js

624 ms

notice_arrow.gif

208 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that all of those requests were addressed to Nanobolt.co.kr and no external sources were called. The less responsive or slowest element that took the longest time to load (8.5 sec) belongs to the original domain Nanobolt.co.kr.

Page Optimization Overview & Recommendations

Page size can be reduced by 275.5 kB (42%)

Content Size

657.6 kB

After Optimization

382.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nanobolt.co.kr main page is 657.6 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. 15% of websites need less resources to load. Images take 651.7 kB which makes up the majority of the site volume.

HTML Optimization

-39%

Potential reduce by 164 B

  • Original 418 B
  • After minification 409 B
  • After compression 254 B

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 164 B or 39% of the original size.

Image Optimization

-42%

Potential reduce by 271.2 kB

  • Original 651.7 kB
  • After minification 380.5 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, Nanobolt needs image optimization as it can save up to 271.2 kB or 42% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-77%

Potential reduce by 2.8 kB

  • Original 3.6 kB
  • After minification 2.0 kB
  • After compression 811 B

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 2.8 kB or 77% of the original size.

CSS Optimization

-75%

Potential reduce by 1.4 kB

  • Original 1.9 kB
  • After minification 1.7 kB
  • After compression 467 B

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. Nanobolt.co.kr needs all CSS files to be minified and compressed as it can save up to 1.4 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (20%)

Requests Now

25

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nanobolt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

nanobolt.co.kr

nanobolt.co.kr

491 ms

main.asp

main.asp

929 ms

default.css

default.css

413 ms

def.js

def.js

624 ms

notice_arrow.gif

notice_arrow.gif

208 ms

ph_arr_01_over.gif

ph_arr_01_over.gif

209 ms

ph_arr_02.gif

ph_arr_02.gif

209 ms

ph_arr_03.gif

ph_arr_03.gif

403 ms

main_cursor_left.gif

main_cursor_left.gif

406 ms

4.jpg

4.jpg

1425 ms

1.jpg

1.jpg

1036 ms

5.jpg

5.jpg

1244 ms

1.jpg

1.jpg

1039 ms

7.jpg

7.jpg

1199 ms

8.jpg

8.jpg

1010 ms

4.jpg

4.jpg

2019 ms

3.jpg

3.jpg

1656 ms

3.jpg

3.jpg

2287 ms

no_img.gif

no_img.gif

1399 ms

main_cursor_right.gif

main_cursor_right.gif

1452 ms

m4.jpg

m4.jpg

5392 ms

m12.jpg

m12.jpg

4675 ms

m13.gif

m13.gif

1657 ms

m5.jpg

m5.jpg

8463 ms

m6.jpg

m6.jpg

6826 ms

notice_line.gif

notice_line.gif

2200 ms

Accessibility Review

nanobolt.co.kr accessibility score

33

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

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

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

nanobolt.co.kr best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

nanobolt.co.kr SEO score

73

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    KO

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nanobolt.co.kr can be misinterpreted by Google and other search engines. Our service has detected that Korean 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 Nanobolt.co.kr main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

nanobolt.co.kr

Open Graph description is not detected on the main page of Nanobolt. 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: