Tools & Wizards About Us
cityoftulsa.org screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    42% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 50

    SEO

    Google-friendlier than
    18% of websites

cityoftulsa.org

City of Tulsa

Page Load Speed

1.9 sec in total

First Response

432 ms

Resources Loaded

1.3 sec

Page Rendered

154 ms

cityoftulsa.org screenshot

About Website

Visit cityoftulsa.org now to see the best up-to-date City Of Tulsa content for United States and also check out these interesting facts you probably never knew about cityoftulsa.org

Tulsa, Oklahoma - The official site of the City of Tulsa Municipal Government includes information in six major categories; General Information, Problem Reporting, Public Safety, Community Services, E...

Visit cityoftulsa.org

Key Findings

We analyzed Cityoftulsa.org page load time and found that the first response time was 432 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

cityoftulsa.org performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value16.4 s

0/100

25%

SI (Speed Index)

Value9.7 s

10/100

10%

TBT (Total Blocking Time)

Value890 ms

32/100

30%

CLS (Cumulative Layout Shift)

Value0.126

83/100

15%

TTI (Time to Interactive)

Value18.0 s

3/100

10%

Network Requests Diagram

default.aspx

432 ms

COTMainV3.css

43 ms

cotinlineStyles.css

84 ms

prettyPhoto.css

125 ms

jquery.js

249 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 94% of them (29 requests) were addressed to the original Cityoftulsa.org, 6% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (432 ms) belongs to the original domain Cityoftulsa.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 176.1 kB (39%)

Content Size

455.3 kB

After Optimization

279.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cityoftulsa.org main page is 455.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Images take 223.0 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 15.0 kB

  • Original 20.9 kB
  • After minification 20.8 kB
  • After compression 6.0 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 15.0 kB or 72% of the original size.

Image Optimization

-7%

Potential reduce by 16.2 kB

  • Original 223.0 kB
  • After minification 206.7 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. City Of Tulsa images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 108.6 kB

  • Original 169.0 kB
  • After minification 145.5 kB
  • After compression 60.4 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 108.6 kB or 64% of the original size.

CSS Optimization

-86%

Potential reduce by 36.3 kB

  • Original 42.3 kB
  • After minification 31.3 kB
  • After compression 6.1 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. Cityoftulsa.org needs all CSS files to be minified and compressed as it can save up to 36.3 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (50%)

Requests Now

30

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of City Of Tulsa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

default.aspx

default.aspx

432 ms

COTMainV3.css

COTMainV3.css

43 ms

cotinlineStyles.css

cotinlineStyles.css

84 ms

prettyPhoto.css

prettyPhoto.css

125 ms

jquery.js

jquery.js

249 ms

COTscriptV2.js

COTscriptV2.js

167 ms

jquery.prettyPhoto.js

jquery.prettyPhoto.js

168 ms

COTImageRotator.css

COTImageRotator.css

126 ms

cycle.js

cycle.js

126 ms

COTPageBG.jpg

COTPageBG.jpg

49 ms

30.png

30.png

48 ms

searchInputButton.png

searchInputButton.png

47 ms

route66_bridge_2.jpg

route66_bridge_2.jpg

83 ms

ParkingTicketRotator.jpg

ParkingTicketRotator.jpg

247 ms

911-m03.jpg

911-m03.jpg

128 ms

rss.png

rss.png

86 ms

COT-FeedBack-Footer.jpg

COT-FeedBack-Footer.jpg

87 ms

dewey-bartlett-90x114.jpg

dewey-bartlett-90x114.jpg

86 ms

macPhone.png

macPhone.png

126 ms

COT-VIPEthics.png

COT-VIPEthics.png

128 ms

headerBG.jpg

headerBG.jpg

119 ms

headerSearchBG.png

headerSearchBG.png

117 ms

searchInputBG.png

searchInputBG.png

154 ms

topNavBG.png

topNavBG.png

155 ms

arrowBullet.png

arrowBullet.png

157 ms

leftColumnBG.png

leftColumnBG.png

156 ms

traffic.png

traffic.png

158 ms

socialicons.png

socialicons.png

194 ms

ga.js

ga.js

62 ms

shadow.png

shadow.png

82 ms

__utm.gif

__utm.gif

11 ms

Accessibility Review

cityoftulsa.org accessibility score

80

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

Buttons do not have an accessible name

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

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

cityoftulsa.org 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

SEO Factors

cityoftulsa.org SEO score

50

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

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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 doesn't use 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 Cityoftulsa.org 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 Cityoftulsa.org 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

cityoftulsa.org

Open Graph description is not detected on the main page of City Of Tulsa. 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: