Tools & Wizards About Us
knowjacks.com screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

knowjacks.com

Get Jack'd about Jack's! :: Jack's Convenience Stores

Page Load Speed

1.9 sec in total

First Response

100 ms

Resources Loaded

1.2 sec

Page Rendered

599 ms

knowjacks.com screenshot

About Website

Visit knowjacks.com now to see the best up-to-date Know Jack S content and also check out these interesting facts you probably never knew about knowjacks.com

Jack's Convenience Store is a locally owned convenience store and gas station operating in Midland, Abilene, Fort Stockton, San Angelo and growing! We pride ourselves on being fresh, clean and fr...

Visit knowjacks.com

Key Findings

We analyzed Knowjacks.com page load time and found that the first response time was 100 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

knowjacks.com performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

24/100

10%

LCP (Largest Contentful Paint)

Value17.8 s

0/100

25%

SI (Speed Index)

Value20.0 s

0/100

10%

TBT (Total Blocking Time)

Value1,070 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.958

3/100

15%

TTI (Time to Interactive)

Value53.1 s

0/100

10%

Network Requests Diagram

knowjacks.com

100 ms

knowjacks.com

91 ms

www.knowjacks.com

64 ms

www.knowjacks.com

269 ms

default.css

41 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 70% of them (38 requests) were addressed to the original Knowjacks.com, 11% (6 requests) were made to Youtube.com and 7% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (416 ms) belongs to the original domain Knowjacks.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 121.3 kB (1%)

Content Size

17.4 MB

After Optimization

17.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Knowjacks.com main page is 17.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 17.1 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 13.5 kB

  • Original 17.7 kB
  • After minification 17.3 kB
  • After compression 4.2 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 13.5 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 71.1 kB

  • Original 17.1 MB
  • After minification 17.0 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. Know Jack S images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 35.0 kB

  • Original 253.8 kB
  • After minification 253.6 kB
  • After compression 218.8 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 35.0 kB or 14% of the original size.

CSS Optimization

-2%

Potential reduce by 1.7 kB

  • Original 91.6 kB
  • After minification 91.6 kB
  • After compression 89.9 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. Knowjacks.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (45%)

Requests Now

44

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Know Jack S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

knowjacks.com

knowjacks.com

100 ms

knowjacks.com

knowjacks.com

91 ms

www.knowjacks.com

www.knowjacks.com

64 ms

www.knowjacks.com

www.knowjacks.com

269 ms

default.css

default.css

41 ms

bootstrap.css

bootstrap.css

31 ms

main.css

main.css

27 ms

font-awesome.min.css

font-awesome.min.css

44 ms

mod_articles.css

mod_articles.css

28 ms

bshorizontal.css

bshorizontal.css

30 ms

bbb.css

bbb.css

40 ms

jquery-1.12.4.min.js

jquery-1.12.4.min.js

41 ms

jquery.cycle.all.min.js

jquery.cycle.all.min.js

41 ms

bootstrap.min.js

bootstrap.min.js

42 ms

jquery.fitvids.js

jquery.fitvids.js

60 ms

rHeight.js

rHeight.js

60 ms

js

js

178 ms

css

css

41 ms

css

css

62 ms

email-decode.min.js

email-decode.min.js

58 ms

Jacks-Convenience-Store-logo.png

Jacks-Convenience-Store-logo.png

114 ms

Hxdf9SS1ywg

Hxdf9SS1ywg

102 ms

slide-background-long.jpg

slide-background-long.jpg

50 ms

JCS_2021-12_21.125x10.375pumptopper_chexMixBugles.jpg

JCS_2021-12_21.125x10.375pumptopper_chexMixBugles.jpg

112 ms

jacks_fuel_pic_3_crop.jpg

jacks_fuel_pic_3_crop.jpg

38 ms

JCS_2021-12_21.125x10.375pumptopper_noMansLandJerky2oz.jpg

JCS_2021-12_21.125x10.375pumptopper_noMansLandJerky2oz.jpg

107 ms

jacks_fuel_pic_4_crop.jpg

jacks_fuel_pic_4_crop.jpg

42 ms

JCS_2021-12_21.125x10.375pumptopper_pizzaSalad.jpg

JCS_2021-12_21.125x10.375pumptopper_pizzaSalad.jpg

114 ms

lube_center.jpg

lube_center.jpg

62 ms

slide02.jpg

slide02.jpg

55 ms

JCS_2021-12_21.125x10.375pumptopper_popTarts.jpg

JCS_2021-12_21.125x10.375pumptopper_popTarts.jpg

145 ms

JCS_32x2.5_doorStrip_applyToday_3.jpg

JCS_32x2.5_doorStrip_applyToday_3.jpg

69 ms

cig_deal.png

cig_deal.png

77 ms

carwashbanner.jpg

carwashbanner.jpg

85 ms

Jacks_8_specials.jpg

Jacks_8_specials.jpg

99 ms

lube_center_special_2.jpg

lube_center_special_2.jpg

108 ms

powerball.jpg

powerball.jpg

147 ms

texas-mega-million-logo.jpg

texas-mega-million-logo.jpg

171 ms

texas-lottery-extra.jpg

texas-lottery-extra.jpg

171 ms

slide-background-small.jpg

slide-background-small.jpg

173 ms

mediajaw_black.svg

mediajaw_black.svg

171 ms

Hxdf9SS1ywg

Hxdf9SS1ywg

108 ms

va9E4kDNxMZdWfMOD5Vvl4jOazX3dA.ttf

va9E4kDNxMZdWfMOD5Vvl4jOazX3dA.ttf

58 ms

7cH1v4okm5zmbvwkAx_sfcEuiD8jPvWsOdC6jJ7bpDhI.ttf

7cH1v4okm5zmbvwkAx_sfcEuiD8jPvWsOdC6jJ7bpDhI.ttf

109 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

416 ms

www-player.css

www-player.css

13 ms

www-embed-player.js

www-embed-player.js

38 ms

base.js

base.js

66 ms

ad_status.js

ad_status.js

164 ms

om_QuI9M6WDewyV11PDqwyZXtjss-zYzBgeHLXyLCgE.js

om_QuI9M6WDewyV11PDqwyZXtjss-zYzBgeHLXyLCgE.js

99 ms

embed.js

embed.js

32 ms

id

id

59 ms

KFOmCnqEu92Fr1Mu4mxPKTU1Kg.ttf

KFOmCnqEu92Fr1Mu4mxPKTU1Kg.ttf

9 ms

KFOlCnqEu92Fr1MmEU9fBBc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmEU9fBBc9AMP6lQ.ttf

15 ms

Accessibility Review

knowjacks.com accessibility score

76

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.

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

knowjacks.com best practices score

75

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

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

knowjacks.com SEO score

81

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Knowjacks.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 Knowjacks.com main page’s claimed encoding is iso-8859-1. 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

knowjacks.com

Open Graph description is not detected on the main page of Know Jack S. 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: