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sf.curbed.com screenshot

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

sf.curbed.com

San Francisco homes, neighborhoods, architecture, and real estate | Curbed SF

Page Load Speed

6.1 sec in total

First Response

33 ms

Resources Loaded

3.3 sec

Page Rendered

2.8 sec

sf.curbed.com screenshot

About Website

Click here to check amazing SF Curbed content for United States. Otherwise, check out these important facts you probably never knew about sf.curbed.com

Every aspect of living in San Francisco, for people who care about their city, their streets, and their homes.

Visit sf.curbed.com

Key Findings

We analyzed Sf.curbed.com page load time and found that the first response time was 33 ms and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

sf.curbed.com performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value17.9 s

0/100

25%

SI (Speed Index)

Value25.1 s

0/100

10%

TBT (Total Blocking Time)

Value17,490 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.325

35/100

15%

TTI (Time to Interactive)

Value52.4 s

0/100

10%

Network Requests Diagram

sf.curbed.com

33 ms

curbed.9a08c78672056804b51272b983a71376.css

77 ms

hub_pages.css

261 ms

chorus.css

91 ms

concert_ads-26656075356137c44c61.js

84 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 20% of them (8 requests) were addressed to the original Sf.curbed.com, 17% (7 requests) were made to Cdn.vox-cdn.com and 10% (4 requests) were made to Fonts.voxmedia.com. The less responsive or slowest element that took the longest time to load (3 sec) relates to the external source Cdn.vox-cdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (44%)

Content Size

2.3 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sf.curbed.com 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. 70% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 247.7 kB

  • Original 303.1 kB
  • After minification 272.9 kB
  • After compression 55.4 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 247.7 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 772.4 kB
  • After minification 772.4 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 Curbed images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 779.1 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 479.0 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 779.1 kB or 62% of the original size.

CSS Optimization

-84%

Potential reduce by 1.6 kB

  • Original 1.9 kB
  • After minification 1.7 kB
  • After compression 298 B

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. Sf.curbed.com needs all CSS files to be minified and compressed as it can save up to 1.6 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (54%)

Requests Now

37

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SF Curbed. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

sf.curbed.com

sf.curbed.com

33 ms

curbed.9a08c78672056804b51272b983a71376.css

curbed.9a08c78672056804b51272b983a71376.css

77 ms

hub_pages.css

hub_pages.css

261 ms

chorus.css

chorus.css

91 ms

concert_ads-26656075356137c44c61.js

concert_ads-26656075356137c44c61.js

84 ms

concert_ads.js

concert_ads.js

94 ms

gpt.js

gpt.js

168 ms

pub.js

pub.js

259 ms

concert-concierge.2.8.0.min.js

concert-concierge.2.8.0.min.js

81 ms

hub_pages-b9487b1145ab1be218a5.js

hub_pages-b9487b1145ab1be218a5.js

92 ms

chorus-c322dd1b66125344fb99.js

chorus-c322dd1b66125344fb99.js

136 ms

v2

v2

75 ms

gtm.js

gtm.js

94 ms

shutterstock_381014173.0.jpg

shutterstock_381014173.0.jpg

168 ms

AngelIsland_PChang_3909.0.jpg

AngelIsland_PChang_3909.0.jpg

2955 ms

GettyImages_1228045603.0.jpg

GettyImages_1228045603.0.jpg

167 ms

AP_20163791112735.0.jpg

AP_20163791112735.0.jpg

196 ms

analytics.js

analytics.js

296 ms

uwt.js

uwt.js

230 ms

gtm.js

gtm.js

72 ms

spm.v1.min.js

spm.v1.min.js

156 ms

fbevents.js

fbevents.js

207 ms

pubads_impl.js

pubads_impl.js

296 ms

3056FF_2_0.woff

3056FF_2_0.woff

150 ms

3056FF_0_0.woff

3056FF_0_0.woff

282 ms

3056FF_4_0.woff

3056FF_4_0.woff

282 ms

beacon.js

beacon.js

131 ms

adsct

adsct

296 ms

adsct

adsct

313 ms

linkid.js

linkid.js

68 ms

publisher:getClientId

publisher:getClientId

287 ms

172968584

172968584

177 ms

user_context

user_context

106 ms

andoncord

andoncord

76 ms

onetag

onetag

78 ms

user_context

user_context

203 ms

1-50188c4f3ff0b14fa520.chunk.js

1-50188c4f3ff0b14fa520.chunk.js

180 ms

0-11bdb3770595ee72c4a8.chunk.js

0-11bdb3770595ee72c4a8.chunk.js

173 ms

79-0d641c27f59990572852.chunk.js

79-0d641c27f59990572852.chunk.js

16 ms

optimally_sized_images

optimally_sized_images

1168 ms

entry_stats

entry_stats

46 ms

Accessibility Review

sf.curbed.com accessibility score

88

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

sf.curbed.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

sf.curbed.com SEO score

84

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sf.curbed.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 Sf.curbed.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

sf.curbed.com

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