468 ms in total
48 ms
77 ms
343 ms
Click here to check amazing Onthelevelsf content. Otherwise, check out these important facts you probably never knew about onthelevelsf.com
Enjoy guided walking tours of San Francisco for a unique sightseeing experience... on the level or in the hills!
Visit onthelevelsf.comWe analyzed Onthelevelsf.com page load time and found that the first response time was 48 ms and then it took 420 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.
onthelevelsf.com performance score
name
value
score
weighting
Value0.7 s
100/100
10%
Value1.7 s
99/100
25%
Value0.7 s
100/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value0.7 s
100/100
10%
48 ms
2 ms
5 ms
4 ms
4 ms
Our browser made a total of 12 requests to load all elements on the main page. We found that all of those requests were addressed to Onthelevelsf.com and no external sources were called. The less responsive or slowest element that took the longest time to load (48 ms) belongs to the original domain Onthelevelsf.com.
Page size can be reduced by 16.5 kB (15%)
109.5 kB
93.0 kB
In fact, the total size of Onthelevelsf.com main page is 109.5 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. Only 10% of websites need less resources to load. Images take 88.1 kB which makes up the majority of the site volume.
Potential reduce by 16.5 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. This page needs HTML code to be minified as it can gain 5.1 kB, which is 24% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 16.5 kB or 77% of the original size.
Potential reduce by 18 B
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. Onthelevelsf images are well optimized though.
We found no issues to fix!
11
11
The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Onthelevelsf. According to our analytics all requests are already optimized.
onthelevelsf.com
48 ms
blue_grad_bg.jpg
2 ms
banner-OTL660.jpg
5 ms
onlinebooking2.gif
4 ms
smSelf_guided_PHW.jpg
4 ms
yelp-logo128.gif
4 ms
arrows_pp_028.gif
4 ms
accessibility.gif
4 ms
chronbanner.gif
5 ms
Sunset_Cover.jpg
6 ms
salesforce-park-garden-walking-tour400.jpg
6 ms
OTL_tagline.gif
6 ms
onthelevelsf.com accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
onthelevelsf.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
onthelevelsf.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Onthelevelsf.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Onthelevelsf.com 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.
onthelevelsf.com
Open Graph description is not detected on the main page of Onthelevelsf. 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: