2.6 sec in total
34 ms
2.3 sec
209 ms
Click here to check amazing Sf 311 content for United States. Otherwise, check out these important facts you probably never knew about sf311.org
We help San Francisco residents, visitors, and businesses access City services and information 24 hours a day, 7 days a week via phone, web, and mobile. We offer assistance in over 160 languages over ...
Visit sf311.orgWe analyzed Sf311.org page load time and found that the first response time was 34 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
sf311.org performance score
name
value
score
weighting
Value8.4 s
0/100
10%
Value15.5 s
0/100
25%
Value10.1 s
9/100
10%
Value990 ms
27/100
30%
Value0.32
36/100
15%
Value15.4 s
7/100
10%
34 ms
137 ms
8 ms
143 ms
150 ms
Our browser made a total of 104 requests to load all elements on the main page. We found that 53% of them (55 requests) were addressed to the original Sf311.org, 11% (11 requests) were made to Pbs.twimg.com and 9% (9 requests) were made to Www6.sfgov.netdna-cdn.com. The less responsive or slowest element that took the longest time to load (874 ms) belongs to the original domain Sf311.org.
Page size can be reduced by 437.7 kB (38%)
1.2 MB
715.3 kB
In fact, the total size of Sf311.org main page is 1.2 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. 55% of websites need less resources to load. Javascripts take 576.6 kB which makes up the majority of the site volume.
Potential reduce by 66.8 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 66.8 kB or 71% of the original size.
Potential reduce by 17.4 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. Sf 311 images are well optimized though.
Potential reduce by 308.2 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 308.2 kB or 53% of the original size.
Potential reduce by 45.3 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. Sf311.org needs all CSS files to be minified and compressed as it can save up to 45.3 kB or 73% of the original size.
Number of requests can be reduced by 50 (49%)
103
53
The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sf 311. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.
sf311.org
34 ms
base.css
137 ms
globalsf.css
8 ms
admin.css
143 ms
custom.css
150 ms
dropdownmenu.css
152 ms
dropdownmenubutton.css
164 ms
dropdownmenu_1024.css
272 ms
dropdownmenu_800.css
280 ms
fontwitch.js
283 ms
jquery-1.5.2.min.js
288 ms
thickbox.js
303 ms
superfish.js
305 ms
jquery.cycle.all.pack.js
406 ms
dropdown.js
425 ms
thickbox.css
426 ms
editable.css
421 ms
slideshow.js
442 ms
__utm.js
451 ms
FrontEndScripts.js
544 ms
addthis_widget.js
20 ms
gatag.js
560 ms
element.js
46 ms
large.css
141 ms
medium.css
74 ms
small.css
164 ms
x-small.css
143 ms
sfg-topnavbar.png
16 ms
sfgov.jpg
293 ms
lg-share-en.gif
15 ms
137778716287672.1138.753014593.png
397 ms
spacer.gif
152 ms
search_gobt.gif
151 ms
showimage.aspx
433 ms
showimage.aspx
433 ms
showimage.aspx
406 ms
showimage.aspx
434 ms
showimage.aspx
476 ms
slide_navigation_right_arrow.gif
290 ms
slide_navigation_pause.gif
434 ms
slide_navigation_resume.gif
557 ms
slide_navigation_left_arrow.gif
564 ms
311_icon_animals.gif
573 ms
311_icon_building.gif
570 ms
311_icon_business.gif
591 ms
311_icon_community.gif
610 ms
311_icon_garbage.gif
722 ms
311_icon_parks.gif
722 ms
311_icon_streets.gif
723 ms
311_icon_transportation.gif
723 ms
311_icon_utilities.gif
663 ms
311_icon_other.gif
762 ms
follow_me_on_twitter_logo.gif
802 ms
residents.jpg
286 ms
business.jpg
286 ms
government.jpg
286 ms
visitors.jpg
324 ms
online-services.jpg
287 ms
help.jpg
312 ms
sfg-tab-closed.png
8 ms
sfgacctabs.png
9 ms
logo.png
10 ms
ccsf.png
10 ms
footerseal.png
10 ms
mainbackgroundv2.jpg
6 ms
__utm.gif
828 ms
gray_rounded_top_border.png
812 ms
nav_backg_311.jpg
824 ms
content_bkg.gif
828 ms
311_homepage_ss_left_bkg.jpg
874 ms
widgets.js
92 ms
ga.js
24 ms
translateelement.css
71 ms
main.js
146 ms
__utm.gif
31 ms
__utm.gif
31 ms
__utm.gif
817 ms
cityimagebottom.jpg
72 ms
rows.json
320 ms
300lo.json
45 ms
timeline.1b43d11859b7663a2225b885f87704a5.js
132 ms
loadingAnimation.gif
686 ms
sh.7c7179124ea24ac6ba46caac.html
24 ms
element_main.js
41 ms
translate_24dp.png
49 ms
l
39 ms
syndication
94 ms
279008593456545792
200 ms
timeline.4d087f49a21e27038d9769d7c976b8fa.default.css
33 ms
timeline.4d087f49a21e27038d9769d7c976b8fa.default.css
79 ms
cwywksJw_normal.jpeg
143 ms
gUjPoAhK_normal.jpeg
153 ms
tdTEgsLt_normal.jpeg
170 ms
j9e8FVMu_normal.jpeg
168 ms
CCXtdzKm_normal.jpg
171 ms
Nc6aAuv0_normal.jpeg
217 ms
SFDEM2_normal.gif
174 ms
vW6yl-QB_normal.jpg
176 ms
sVdNSS5Q_normal.jpeg
192 ms
XY7ldEHc_normal.jpg
194 ms
sNp5Iemm_normal.png
198 ms
xx-small.css
73 ms
jot
26 ms
print.css
143 ms
sf311.org accessibility score
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
[aria-*] attributes are not valid or misspelled
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
sf311.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
sf311.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sf311.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 Sf311.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.
sf311.org
Open Graph description is not detected on the main page of Sf 311. 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: