Tools & Wizards About Us
nationalstainedglass.com screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

nationalstainedglass.com

Stained Glass & Fusing Supplies | National Stained Glass

Page Load Speed

3.9 sec in total

First Response

176 ms

Resources Loaded

1.2 sec

Page Rendered

2.5 sec

nationalstainedglass.com screenshot

About Website

Click here to check amazing National Stained Glass content. Otherwise, check out these important facts you probably never knew about nationalstainedglass.com

Stained glass & fusing supplies at National Stained Glass. Stained glass supplies, glass kilns, beginner & tool kits, bevels and stained glass classes.

Visit nationalstainedglass.com

Key Findings

We analyzed Nationalstainedglass.com page load time and found that the first response time was 176 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

nationalstainedglass.com performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

1/100

25%

SI (Speed Index)

Value6.0 s

46/100

10%

TBT (Total Blocking Time)

Value440 ms

64/100

30%

CLS (Cumulative Layout Shift)

Value0.623

10/100

15%

TTI (Time to Interactive)

Value8.9 s

34/100

10%

Network Requests Diagram

nationalstainedglass.com

176 ms

nationalstainedglass.com

86 ms

www.nationalstainedglass.com

472 ms

modernizr.js

42 ms

theme-bundle.head_async.js

116 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 9% of them (4 requests) were addressed to the original Nationalstainedglass.com, 67% (31 requests) were made to Cdn11.bigcommerce.com and 7% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (472 ms) belongs to the original domain Nationalstainedglass.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 179.0 kB (16%)

Content Size

1.1 MB

After Optimization

964.5 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Nationalstainedglass.com main page is 1.1 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. 70% of websites need less resources to load. Images take 916.2 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 177.2 kB

  • Original 201.9 kB
  • After minification 176.9 kB
  • After compression 24.8 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 25.1 kB, 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 177.2 kB or 88% of the original size.

Image Optimization

-0%

Potential reduce by 11 B

  • Original 916.2 kB
  • After minification 916.2 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. National Stained Glass images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 1.9 kB

  • Original 25.4 kB
  • After minification 24.3 kB
  • After compression 23.5 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 10 (25%)

Requests Now

40

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of National Stained Glass. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

nationalstainedglass.com

nationalstainedglass.com

176 ms

nationalstainedglass.com

nationalstainedglass.com

86 ms

www.nationalstainedglass.com

www.nationalstainedglass.com

472 ms

modernizr.js

modernizr.js

42 ms

theme-bundle.head_async.js

theme-bundle.head_async.js

116 ms

theme-ef9aa600-a110-013c-27c2-4e43fbc3521f.css

theme-ef9aa600-a110-013c-27c2-4e43fbc3521f.css

57 ms

css

css

49 ms

loader.js

loader.js

114 ms

theme-bundle.main.js

theme-bundle.main.js

113 ms

csrf-protection-header-5eeddd5de78d98d146ef4fd71b2aedce4161903e.js

csrf-protection-header-5eeddd5de78d98d146ef4fd71b2aedce4161903e.js

112 ms

visitor_stencil.js

visitor_stencil.js

46 ms

7b2fc03442e841adb454b8737.js

7b2fc03442e841adb454b8737.js

117 ms

theme-bundle.polyfills.js

theme-bundle.polyfills.js

225 ms

analytics.js

analytics.js

69 ms

nsgd_catalog_logo_1470171943__99310.original.jpg

nsgd_catalog_logo_1470171943__99310.original.jpg

95 ms

New_Glass.jpg

New_Glass.jpg

95 ms

Kits_Optimized.jpg

Kits_Optimized.jpg

96 ms

wissmach_banner__09497.png

wissmach_banner__09497.png

97 ms

Discount_Banner_-_Optimized.png

Discount_Banner_-_Optimized.png

95 ms

Colored_Sheet_Glass.jpg

Colored_Sheet_Glass.jpg

101 ms

OGT-100SF-01__95808.1639160616.1280.1280__34990.1719516807.jpg

OGT-100SF-01__95808.1639160616.1280.1280__34990.1719516807.jpg

100 ms

OGT-215-72SF-00__79898.1706479702.jpg

OGT-215-72SF-00__79898.1706479702.jpg

102 ms

OGT-271-71SF-00__50555.1706479352.jpg

OGT-271-71SF-00__50555.1706479352.jpg

108 ms

316CC-00__85931.1706478943.jpg

316CC-00__85931.1706478943.jpg

332 ms

WO29-IR-00__11625.1701801442.jpg

WO29-IR-00__11625.1701801442.jpg

126 ms

96-18-00__79965.1701800737.jpg

96-18-00__79965.1701800737.jpg

119 ms

Wedges_01__84844.1699641461.jpg

Wedges_01__84844.1699641461.jpg

126 ms

product-default.png

product-default.png

134 ms

55D-00__63443.1697990973.jpg

55D-00__63443.1697990973.jpg

134 ms

AGC-149-00__56631.1697989241.jpg

AGC-149-00__56631.1697989241.jpg

134 ms

AGC-143-00__64432.1697988913.jpg

AGC-143-00__64432.1697988913.jpg

153 ms

AGC-152-00__23867.1697988512.jpg

AGC-152-00__23867.1697988512.jpg

154 ms

316CC-6a__49358.1706478889.jpg

316CC-6a__49358.1706478889.jpg

153 ms

316CC-8a__77609.1706478915.jpg

316CC-8a__77609.1706478915.jpg

153 ms

WO29-IR-8b__24240.1701802068.jpg

WO29-IR-8b__24240.1701802068.jpg

206 ms

WO29-IR-6b__69859.1701801946.jpg

WO29-IR-6b__69859.1701801946.jpg

205 ms

96-18-6a__73746.1701800929.jpg

96-18-6a__73746.1701800929.jpg

205 ms

96-18-8a__60385.1701800799.jpg

96-18-8a__60385.1701800799.jpg

206 ms

index.php

index.php

141 ms

ecommerce.js

ecommerce.js

13 ms

collect

collect

25 ms

BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjo0oSmb2Rl.woff

BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjo0oSmb2Rl.woff

16 ms

BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjojISmb2Rl.woff

BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjojISmb2Rl.woff

26 ms

BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjoa4Omb2Rl.woff

BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjoa4Omb2Rl.woff

26 ms

js

js

91 ms

nobot

nobot

82 ms

Accessibility Review

nationalstainedglass.com accessibility score

82

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-hidden="true"] elements contain focusable descendents

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

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

nationalstainedglass.com 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

nationalstainedglass.com SEO score

99

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

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 Nationalstainedglass.com 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 Nationalstainedglass.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

nationalstainedglass.com

Open Graph description is not detected on the main page of National Stained Glass. 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: