Tools & Wizards About Us
hankgraffdavison.com screenshot

Report Summary

  • 6

    Performance

    Renders faster than
    21% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

hankgraffdavison.com

Chevrolet Dealer | Chevy Dealership in Davison, MI | Hank Graff Chevrolet

Page Load Speed

22.2 sec in total

First Response

79 ms

Resources Loaded

21.4 sec

Page Rendered

693 ms

hankgraffdavison.com screenshot

About Website

Click here to check amazing Hank Graff Davison content for United States. Otherwise, check out these important facts you probably never knew about hankgraffdavison.com

Welcome to Hank Graff Chevrolet, serving Davison, Lapeer, and the surrounding Michigan areas! We offer quality new Chevy, used cars, service, and parts.

Visit hankgraffdavison.com

Key Findings

We analyzed Hankgraffdavison.com page load time and found that the first response time was 79 ms and then it took 22.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

hankgraffdavison.com performance score

6

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value16.7 s

0/100

25%

SI (Speed Index)

Value13.1 s

2/100

10%

TBT (Total Blocking Time)

Value12,830 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.411

24/100

15%

TTI (Time to Interactive)

Value37.7 s

0/100

10%

Network Requests Diagram

www.hankgraffdavison.com

79 ms

blocker.js

92 ms

dotagging.js

68 ms

dealerOnTrack.min.js

9 ms

gmGlobalEvents.min.js

10 ms

Our browser made a total of 178 requests to load all elements on the main page. We found that 49% of them (88 requests) were addressed to the original Hankgraffdavison.com, 10% (18 requests) were made to Googletagmanager.com and 3% (6 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (20.5 sec) relates to the external source Edmunds.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.0 MB (29%)

Content Size

7.0 MB

After Optimization

5.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hankgraffdavison.com main page is 7.0 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. Only a small number of websites need less resources to load. Images take 4.4 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 476.9 kB

  • Original 564.6 kB
  • After minification 562.8 kB
  • After compression 87.6 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 476.9 kB or 84% of the original size.

Image Optimization

-5%

Potential reduce by 218.8 kB

  • Original 4.4 MB
  • After minification 4.2 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. Hank Graff Davison images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 1.3 MB

  • Original 2.0 MB
  • After minification 2.0 MB
  • After compression 684.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 1.3 MB or 66% of the original size.

CSS Optimization

-36%

Potential reduce by 702 B

  • Original 1.9 kB
  • After minification 1.9 kB
  • After compression 1.2 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. Hankgraffdavison.com needs all CSS files to be minified and compressed as it can save up to 702 B or 36% of the original size.

Requests Breakdown

Number of requests can be reduced by 85 (53%)

Requests Now

160

After Optimization

75

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 160 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hank Graff Davison. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 74 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.hankgraffdavison.com

www.hankgraffdavison.com

79 ms

blocker.js

blocker.js

92 ms

dotagging.js

dotagging.js

68 ms

dealerOnTrack.min.js

dealerOnTrack.min.js

9 ms

gmGlobalEvents.min.js

gmGlobalEvents.min.js

10 ms

8647.js

8647.js

66 ms

ga.js

ga.js

45 ms

slick.css

slick.css

21 ms

slick-theme.css

slick-theme.css

21 ms

slick.min.js

slick.min.js

38 ms

jquery.min.js

jquery.min.js

41 ms

ua-parser.min.js

ua-parser.min.js

37 ms

dealeron.js

dealeron.js

37 ms

dealeron.static.min.js

dealeron.static.min.js

37 ms

bootstrap.min.js

bootstrap.min.js

40 ms

userAgent-detection.min.js

userAgent-detection.min.js

47 ms

modernizr.min.js

modernizr.min.js

46 ms

jquery.validate.min.js

jquery.validate.min.js

46 ms

dealerOnLeadsBundle.js

dealerOnLeadsBundle.js

46 ms

locationSortInjection.min.js

locationSortInjection.min.js

48 ms

do_utility.min.js

do_utility.min.js

48 ms

formPhoneUtility.min.js

formPhoneUtility.min.js

54 ms

coreBundle.js

coreBundle.js

53 ms

navigation.min.js

navigation.min.js

53 ms

bannerManager.min.js

bannerManager.min.js

53 ms

homepageSearchValetWidgetBundle.js

homepageSearchValetWidgetBundle.js

56 ms

lazyLoadHomepage.min.js

lazyLoadHomepage.min.js

57 ms

1bd4c8f931c229ee570adfc.js

1bd4c8f931c229ee570adfc.js

64 ms

fe-init.js

fe-init.js

57 ms

loader.js

loader.js

78 ms

element.js

element.js

71 ms

banner.js

banner.js

253 ms

personalization.js

personalization.js

55 ms

analytics.min.js

analytics.min.js

184 ms

js

js

254 ms

gtm.js

gtm.js

283 ms

core.js

core.js

264 ms

track-40NM-18688-1.js

track-40NM-18688-1.js

1143 ms

launch-ENb27258d35f6e492e9b587d6ef2aef674.min.js

launch-ENb27258d35f6e492e9b587d6ef2aef674.min.js

419 ms

gtm.js

gtm.js

388 ms

gtm.js

gtm.js

416 ms

gtm.js

gtm.js

298 ms

gtm.js

gtm.js

417 ms

gtm.js

gtm.js

557 ms

clarivoy.js

clarivoy.js

111 ms

roadster_dealer_analytics

roadster_dealer_analytics

599 ms

roadster_frame_embed

roadster_frame_embed

834 ms

dealeron.runtime.js

dealeron.runtime.js

60 ms

wrapper.js

wrapper.js

428 ms

carnow_plugin.js

carnow_plugin.js

507 ms

Chevrolet.png

Chevrolet.png

61 ms

logo.png

logo.png

113 ms

CarBravo-Logo.png

CarBravo-Logo.png

111 ms

503_MAY_NCR_SILVERADO%20LT_LOY%20CONQ%20LEASE_1170x200.jpeg

503_MAY_NCR_SILVERADO%20LT_LOY%20CONQ%20LEASE_1170x200.jpeg

137 ms

503_MAY_NCR_SILVERADO%20LT_LOY%20CONQ%20LEASE_600x400.jpeg

503_MAY_NCR_SILVERADO%20LT_LOY%20CONQ%20LEASE_600x400.jpeg

130 ms

02_MAY_2024%20CHEVY%20BLAZER%20EV%202LT_LEASE_NATIONAL_1170x200.jpg

02_MAY_2024%20CHEVY%20BLAZER%20EV%202LT_LEASE_NATIONAL_1170x200.jpg

252 ms

02_MAY_2024%20CHEVY%20BLAZER%20EV%202LT_LEASE_NATIONAL_600x400.jpg

02_MAY_2024%20CHEVY%20BLAZER%20EV%202LT_LEASE_NATIONAL_600x400.jpg

135 ms

502_MAY_NCR_EQUINOX%20LT_GME%20LOY%20CONQ%20LEASE_1170x200.jpeg

502_MAY_NCR_EQUINOX%20LT_GME%20LOY%20CONQ%20LEASE_1170x200.jpeg

423 ms

502_MAY_NCR_EQUINOX%20LT_GME%20LOY%20CONQ%20LEASE_600x400.jpeg

502_MAY_NCR_EQUINOX%20LT_GME%20LOY%20CONQ%20LEASE_600x400.jpeg

279 ms

501_MAY_NCR_BLAZER%202LT_GME%20CHEVY%20LOY%20LEASE_1170x200.jpeg

501_MAY_NCR_BLAZER%202LT_GME%20CHEVY%20LOY%20LEASE_1170x200.jpeg

281 ms

501_MAY_NCR_BLAZER%202LT_GME%20CHEVY%20LOY%20LEASE_600x400.jpeg

501_MAY_NCR_BLAZER%202LT_GME%20CHEVY%20LOY%20LEASE_600x400.jpeg

281 ms

501_MAY_NCR_BLAZER%202LT_GME%20CHEVY%20LOY%20LEASE_AVAILABLE_1170x200.jpeg

501_MAY_NCR_BLAZER%202LT_GME%20CHEVY%20LOY%20LEASE_AVAILABLE_1170x200.jpeg

423 ms

01_MAY_2024%20CHEVY%20SILVERADO_APR_TV_BELOW%20MSRP_NATIONAL_v2_1170x200.jpeg

01_MAY_2024%20CHEVY%20SILVERADO_APR_TV_BELOW%20MSRP_NATIONAL_v2_1170x200.jpeg

426 ms

01_MAY_2024%20CHEVY%20SILVERADO_APR_TV_BELOW%20MSRP_NATIONAL_v2_600x400.jpeg

01_MAY_2024%20CHEVY%20SILVERADO_APR_TV_BELOW%20MSRP_NATIONAL_v2_600x400.jpeg

616 ms

03_MAY_MULTILINE_SPRING%20INTO%20ADVENTURE_1170X200%20BANNER.jpeg

03_MAY_MULTILINE_SPRING%20INTO%20ADVENTURE_1170X200%20BANNER.jpeg

613 ms

03_MAY_MULTILINE_SPRING%20INTO%20ADVENTURE_APR_DEFERRAL_NATIONAL_600x400.jpeg

03_MAY_MULTILINE_SPRING%20INTO%20ADVENTURE_APR_DEFERRAL_NATIONAL_600x400.jpeg

613 ms

04_May_Blazer%20EV_Costco_National_1170x200.jpg

04_May_Blazer%20EV_Costco_National_1170x200.jpg

614 ms

04_May_Blazer%20EV_Costco_National_600x400.jpg

04_May_Blazer%20EV_Costco_National_600x400.jpg

615 ms

79_NATIONAL_MARCH_2024_CHEVY%20CS_SPRING%20EVENT%20TIRE%20RANGE_V2_1170x200.jpg

79_NATIONAL_MARCH_2024_CHEVY%20CS_SPRING%20EVENT%20TIRE%20RANGE_V2_1170x200.jpg

615 ms

14_May_Colorado_Loyalty%20CA_National_1170x200.jpeg

14_May_Colorado_Loyalty%20CA_National_1170x200.jpeg

814 ms

7012_EVERGREEN_2024%20CHEVY%20TRAX_1170x200.jpg

7012_EVERGREEN_2024%20CHEVY%20TRAX_1170x200.jpg

813 ms

08_May_2024%20Blazer%20ICE_APR_CA_National_1170x200.jpeg

08_May_2024%20Blazer%20ICE_APR_CA_National_1170x200.jpeg

814 ms

3003_NG%20Traverse_May%20Launch_1170x200%20BANNER.jpg

3003_NG%20Traverse_May%20Launch_1170x200%20BANNER.jpg

883 ms

Hank_Graff_Chevrolet_-_01059637-1170X200_Bonus_Block_200.jpeg

Hank_Graff_Chevrolet_-_01059637-1170X200_Bonus_Block_200.jpeg

815 ms

kelly_blue_new.png

kelly_blue_new.png

972 ms

get_financed_new.png

get_financed_new.png

1024 ms

fast_effiencient_MAIN__2_.png

fast_effiencient_MAIN__2_.png

999 ms

04_2021_ChevyCertifiedService_EvergreenTiles_BatteryCheckGeneric_1170x200.JPG

04_2021_ChevyCertifiedService_EvergreenTiles_BatteryCheckGeneric_1170x200.JPG

972 ms

01_2021_July_ChevyCertifiedService_OpenRoadServiceEvent_BrakeOffer_1170x200.jpg

01_2021_July_ChevyCertifiedService_OpenRoadServiceEvent_BrakeOffer_1170x200.jpg

970 ms

02_2022_July_ChevyCertifiedService_Summer_Service_Brakes_1920x600.jpg

02_2022_July_ChevyCertifiedService_Summer_Service_Brakes_1920x600.jpg

1084 ms

3002_Evergreen_Blazer_EV_Range_1170x200_BANNER.jpg

3002_Evergreen_Blazer_EV_Range_1170x200_BANNER.jpg

1046 ms

DealerOn.jpg

DealerOn.jpg

1260 ms

customers-06.jpg

customers-06.jpg

1046 ms

quickNav10.jpg

quickNav10.jpg

1065 ms

Roboto-Regular.woff

Roboto-Regular.woff

418 ms

Roboto-Medium.woff

Roboto-Medium.woff

417 ms

Roboto-Bold.woff

Roboto-Bold.woff

413 ms

Roboto-Black.woff

Roboto-Black.woff

412 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

605 ms

LouisRegular.woff

LouisRegular.woff

413 ms

gtm.js

gtm.js

578 ms

eas.js

eas.js

384 ms

gtm.js

gtm.js

467 ms

f702afd6-26aa-4e95-b8c8-cbcc66391b9e

f702afd6-26aa-4e95-b8c8-cbcc66391b9e

388 ms

linkid.js

linkid.js

381 ms

quickNav8.jpg

quickNav8.jpg

1013 ms

cc_2024CHC110091_01_320_GXD.png

cc_2024CHC110091_01_320_GXD.png

996 ms

cc_2024CHC020053_01_320_GJV.png

cc_2024CHC020053_01_320_GJV.png

995 ms

componentManager.js

componentManager.js

956 ms

logManager.js

logManager.js

944 ms

cc_2024CHC060070_01_320_GKZ.png

cc_2024CHC060070_01_320_GKZ.png

943 ms

cc_2024CHS320018_01_320_GVR.png

cc_2024CHS320018_01_320_GVR.png

943 ms

cc_2024CHS150026_01_320_GXN.png

cc_2024CHS150026_01_320_GXN.png

943 ms

pcdi.js

pcdi.js

766 ms

js

js

384 ms

js

js

382 ms

analytics.js

analytics.js

896 ms

analytics.min.js

analytics.min.js

646 ms

trailblazer.png

trailblazer.png

838 ms

embed

embed

976 ms

cc_2024CHS090008_01_320_GLY.png

cc_2024CHS090008_01_320_GLY.png

806 ms

cc_2024CHS290003_01_320_GB8.png

cc_2024CHS290003_01_320_GB8.png

807 ms

cc_2024CHS110118_01_320_G6N.png

cc_2024CHS110118_01_320_G6N.png

805 ms

id

id

674 ms

AppMeasurement.min.js

AppMeasurement.min.js

272 ms

AppMeasurement_Module_ActivityMap.min.js

AppMeasurement_Module_ActivityMap.min.js

471 ms

AppMeasurement_Module_AudienceManagement.min.js

AppMeasurement_Module_AudienceManagement.min.js

613 ms

cc_2024CHS270080_01_320_GLU.png

cc_2024CHS270080_01_320_GLU.png

672 ms

colorado.png

colorado.png

713 ms

cc_2024CHT270018_01_320_GXP.png

cc_2024CHT270018_01_320_GXP.png

668 ms

js

js

354 ms

bat.js

bat.js

543 ms

gtm.js

gtm.js

385 ms

stats.js

stats.js

507 ms

edw_partner.cgi

edw_partner.cgi

20476 ms

edw-lib-0.0.2-min.js

edw-lib-0.0.2-min.js

20474 ms

planout.js

planout.js

20472 ms

collect

collect

248 ms

collect

collect

471 ms

collect

collect

488 ms

collect

collect

383 ms

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cc_2024CHT300014_01_320_GNT.png

481 ms

cc_2024CHT470012_01_320_GXD.png

cc_2024CHT470012_01_320_GXD.png

484 ms

cc_2024CHV330044_01_320_GAN.png

cc_2024CHV330044_01_320_GAN.png

517 ms

bg-silverado.jpg

bg-silverado.jpg

644 ms

quickLink1.jpg

quickLink1.jpg

630 ms

quickLink2.jpg

quickLink2.jpg

641 ms

testDrive.jpg

testDrive.jpg

442 ms

ourStaff.jpg

ourStaff.jpg

442 ms

segment

segment

209 ms

joinTeam.jpg

joinTeam.jpg

441 ms

bgAbout.jpg

bgAbout.jpg

526 ms

segment

segment

208 ms

chevy-tagline-together.png

chevy-tagline-together.png

392 ms

analytics.js

analytics.js

125 ms

collect

collect

98 ms

analytics.js

analytics.js

76 ms

DealerOn_darkgray.png

DealerOn_darkgray.png

290 ms

generic

generic

80 ms

carfax-top-rated.png

carfax-top-rated.png

299 ms

best-of-best-ribbon.png

best-of-best-ribbon.png

281 ms

dest5.html

dest5.html

52 ms

ga-audiences

ga-audiences

46 ms

index.jsp

index.jsp

43 ms

ga-audiences

ga-audiences

37 ms

collect

collect

20 ms

js

js

77 ms

js

js

76 ms

gtm.js

gtm.js

37 ms

receive

receive

23 ms

lxloader.js

lxloader.js

54 ms

s96488709135446

s96488709135446

144 ms

ibs:dpid=21&dpuuid=214820604882004980932

ibs:dpid=21&dpuuid=214820604882004980932

122 ms

collect

collect

80 ms

js

js

158 ms

js

js

63 ms

pixel

pixel

93 ms

getPixelUrls

getPixelUrls

611 ms

js

js

91 ms

36 ms

pixel

pixel

22 ms

generic

generic

4 ms

ibs:dpid=771&dpuuid=CAESEKSgd9MuN2eHxSQONr_E_Vs&google_cver=1

ibs:dpid=771&dpuuid=CAESEKSgd9MuN2eHxSQONr_E_Vs&google_cver=1

6 ms

ibs:dpid=903&dpuuid=7f493545-dc46-4486-b2b2-361f3ece7434

ibs:dpid=903&dpuuid=7f493545-dc46-4486-b2b2-361f3ece7434

9 ms

16 ms

ibs:dpid=129099&dpuuid=705fbb9dbc4a4349933e65f4c786151e

ibs:dpid=129099&dpuuid=705fbb9dbc4a4349933e65f4c786151e

5 ms

pixel

pixel

14 ms

endsync

endsync

925 ms

Accessibility Review

hankgraffdavison.com accessibility score

80

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-*] attributes do not match their roles

High

[aria-*] attributes do not have valid values

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

hankgraffdavison.com best practices score

67

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

hankgraffdavison.com SEO score

91

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

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 Hankgraffdavison.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 Hankgraffdavison.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

hankgraffdavison.com

Open Graph data is detected on the main page of Hank Graff Davison. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: