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tnmap.tn.gov screenshot

Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

tnmap.tn.gov

TNMap - State of Tennessee - STS GIS Services

Page Load Speed

2.2 sec in total

First Response

352 ms

Resources Loaded

1.7 sec

Page Rendered

208 ms

tnmap.tn.gov screenshot

About Website

Visit tnmap.tn.gov now to see the best up-to-date TNMap Tn content for United States and also check out these interesting facts you probably never knew about tnmap.tn.gov

The Office for Information Resources (OIR) provides direction, planning, resources, execution and coordination in managing the information systems needs of the State of Tennessee.

Visit tnmap.tn.gov

Key Findings

We analyzed Tnmap.tn.gov page load time and found that the first response time was 352 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

tnmap.tn.gov performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

58/100

10%

LCP (Largest Contentful Paint)

Value7.1 s

5/100

25%

SI (Speed Index)

Value2.8 s

96/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.7 s

80/100

10%

Network Requests Diagram

tnmap.tn.gov

352 ms

design.css

121 ms

TNmenu.js

121 ms

jquery.js

117 ms

jqAlternate-bg.js

118 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 6% of them (3 requests) were addressed to the original Tnmap.tn.gov, 37% (19 requests) were made to Share.tn.gov and 19% (10 requests) were made to Js.arcgis.com. The less responsive or slowest element that took the longest time to load (423 ms) relates to the external source Tn.gov.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (66%)

Content Size

2.3 MB

After Optimization

797.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tnmap.tn.gov main page is 2.3 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. 50% of websites need less resources to load. Javascripts take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 14.4 kB

  • Original 21.2 kB
  • After minification 19.3 kB
  • After compression 6.8 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. 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 14.4 kB or 68% of the original size.

Image Optimization

-38%

Potential reduce by 157.7 kB

  • Original 410.8 kB
  • After minification 253.1 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, TNMap Tn needs image optimization as it can save up to 157.7 kB or 38% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 1.0 MB

  • Original 1.5 MB
  • After minification 1.5 MB
  • After compression 464.4 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 1.0 MB or 69% of the original size.

CSS Optimization

-82%

Potential reduce by 340.5 kB

  • Original 413.2 kB
  • After minification 379.3 kB
  • After compression 72.7 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. Tnmap.tn.gov needs all CSS files to be minified and compressed as it can save up to 340.5 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (57%)

Requests Now

44

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of TNMap Tn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

tnmap.tn.gov

tnmap.tn.gov

352 ms

design.css

design.css

121 ms

TNmenu.js

TNmenu.js

121 ms

jquery.js

jquery.js

117 ms

jqAlternate-bg.js

jqAlternate-bg.js

118 ms

styles.css

styles.css

59 ms

jsapi

jsapi

18 ms

jquery.js

jquery.js

292 ms

design.css

design.css

136 ms

TNmenu.js

TNmenu.js

132 ms

A.css

A.css

104 ms

socialmedia.css

socialmedia.css

40 ms

2010.css

2010.css

71 ms

body-bg.png

body-bg.png

102 ms

404

404

357 ms

404

404

423 ms

tracker.js

tracker.js

29 ms

analytics.js

analytics.js

27 ms

hd-bg.png

hd-bg.png

88 ms

state_regions.png

state_regions.png

250 ms

embedGallery.html

embedGallery.html

83 ms

footer-back-texture.jpg

footer-back-texture.jpg

73 ms

mountains.jpg

mountains.jpg

73 ms

logo-2013.png

logo-2013.png

72 ms

search-bg.png

search-bg.png

78 ms

none

none

76 ms

14 ms

print.css

print.css

68 ms

lato-webfont.woff

lato-webfont.woff

92 ms

raleway-webfont.woff

raleway-webfont.woff

92 ms

collect

collect

50 ms

default+en.css

default+en.css

3 ms

default+en.I.js

default+en.I.js

8 ms

texture-bluer.jpg

texture-bluer.jpg

41 ms

pv

pv

37 ms

esri.css

esri.css

14 ms

gallery.css

gallery.css

6 ms

config.js

config.js

32 ms

notfound.shtml

notfound.shtml

157 ms

print.css

print.css

45 ms

handheld.css

handheld.css

156 ms

init.js

init.js

22 ms

jsapi_en-us.js

jsapi_en-us.js

51 ms

svg.js

svg.js

14 ms

Portal.js

Portal.js

45 ms

aspect.js

aspect.js

35 ms

loading.gif

loading.gif

35 ms

blank.gif

blank.gif

32 ms

handheld.css

handheld.css

80 ms

filters.js

filters.js

11 ms

svgext.js

svgext.js

12 ms

main.js

main.js

30 ms

Accessibility Review

tnmap.tn.gov accessibility score

90

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

Links do not have a discernible name

Best Practices

tnmap.tn.gov best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tnmap.tn.gov SEO score

82

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

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tnmap.tn.gov 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 Tnmap.tn.gov 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

tnmap.tn.gov

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