Tools & Wizards About Us
chem-seal.com screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

chem-seal.com

Chem Seal | Asphalt Sealing, Line Striping, Seal Coating in Pottstown PA - Chem Seal

Page Load Speed

1.6 sec in total

First Response

143 ms

Resources Loaded

1 sec

Page Rendered

460 ms

chem-seal.com screenshot

About Website

Visit chem-seal.com now to see the best up-to-date Chem Seal content and also check out these interesting facts you probably never knew about chem-seal.com

Chem Seal services include asphalt sealing, blacktop maintenance and repairs and commercial line striping in southeastern Pennsylvania and New Jersey.

Visit chem-seal.com

Key Findings

We analyzed Chem-seal.com page load time and found that the first response time was 143 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

chem-seal.com performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value6.7 s

37/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.322

36/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

chem-seal.com

143 ms

reset.css

60 ms

style.css

115 ms

template.css

113 ms

swiper.min.css

113 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 92% of them (46 requests) were addressed to the original Chem-seal.com, 8% (4 requests) were made to Reputationdatabase.com. The less responsive or slowest element that took the longest time to load (346 ms) relates to the external source Reputationdatabase.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 59.9 kB (6%)

Content Size

1.1 MB

After Optimization

996.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chem-seal.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. 40% of websites need less resources to load. Images take 717.7 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 34.3 kB

  • Original 41.5 kB
  • After minification 39.7 kB
  • After compression 7.2 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 34.3 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 20.8 kB

  • Original 717.7 kB
  • After minification 696.9 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. Chem Seal images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.6 kB

  • Original 259.9 kB
  • After minification 259.9 kB
  • After compression 258.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-9%

Potential reduce by 3.2 kB

  • Original 36.9 kB
  • After minification 36.9 kB
  • After compression 33.7 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. Chem-seal.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 33 (72%)

Requests Now

46

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chem Seal. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

chem-seal.com

chem-seal.com

143 ms

reset.css

reset.css

60 ms

style.css

style.css

115 ms

template.css

template.css

113 ms

swiper.min.css

swiper.min.css

113 ms

custom.css

custom.css

128 ms

custom.css

custom.css

110 ms

custom.css

custom.css

117 ms

custom.css

custom.css

164 ms

font-awesome.css

font-awesome.css

166 ms

custom.css

custom.css

168 ms

custom.css

custom.css

168 ms

custom.css

custom.css

171 ms

index.css

index.css

187 ms

jquery.js

jquery.js

275 ms

x5engine.js

x5engine.js

222 ms

swiper.min.js

swiper.min.js

286 ms

main.js

main.js

227 ms

main.js

main.js

228 ms

main.js

main.js

245 ms

main.js

main.js

284 ms

main.js

main.js

288 ms

main.js

main.js

288 ms

RK-34397-36139-2322-v2.js

RK-34397-36139-2322-v2.js

150 ms

RK-34397-36139-2322-v2.js

RK-34397-36139-2322-v2.js

152 ms

RK-34397-36139-2322-v2.js

RK-34397-36139-2322-v2.js

346 ms

RK-34397-36139-2322-v2.js

RK-34397-36139-2322-v2.js

327 ms

print.css

print.css

56 ms

page-background.png

page-background.png

257 ms

ChemSeal-header-logo-white_u1xq0335.png

ChemSeal-header-logo-white_u1xq0335.png

58 ms

button-tap-to-call.png

button-tap-to-call.png

70 ms

Online-Reviews-Image.jpg

Online-Reviews-Image.jpg

57 ms

Benefits-Image.jpg

Benefits-Image.jpg

57 ms

Before-After-Gallery-Image.jpg

Before-After-Gallery-Image.jpg

58 ms

ChemSeal-header-logo-white.png

ChemSeal-header-logo-white.png

160 ms

4BD66EAE57872CBD30C70998B1381222.png

4BD66EAE57872CBD30C70998B1381222.png

111 ms

D7D838CFA19FC8C7A6BDBAFD51127A66.png

D7D838CFA19FC8C7A6BDBAFD51127A66.png

109 ms

BE665469F988EDE83C33C194D34C3436.png

BE665469F988EDE83C33C194D34C3436.png

118 ms

5B70FEA2B0AF0BED4855D5773728ECA7.png

5B70FEA2B0AF0BED4855D5773728ECA7.png

113 ms

FA3E2073D5A84EED90C5B8DDBB567AF8.png

FA3E2073D5A84EED90C5B8DDBB567AF8.png

165 ms

4FB768100B27FABE9F3E1783A455B38D.png

4FB768100B27FABE9F3E1783A455B38D.png

163 ms

Residential-Sealing.jpg

Residential-Sealing.jpg

342 ms

Commercial-Sealing.jpg

Commercial-Sealing.jpg

247 ms

Line-Striping.jpg

Line-Striping.jpg

286 ms

modernizr-custom.js

modernizr-custom.js

167 ms

x5engine.deferrable.js

x5engine.deferrable.js

224 ms

l10n.js

l10n.js

241 ms

x5cartengine.js

x5cartengine.js

281 ms

x5settings.js

x5settings.js

272 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

268 ms

Accessibility Review

chem-seal.com accessibility score

95

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

Links do not have a discernible name

Best Practices

chem-seal.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

SEO Factors

chem-seal.com SEO score

80

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

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Chem-seal.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 Chem-seal.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

chem-seal.com

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