973 ms in total
323 ms
569 ms
81 ms
Welcome to ob.schools.org homepage info - get ready to check Ob Schools best content for United States right away, or after learning these important things about ob.schools.org
Visit ob.schools.orgWe analyzed Ob.schools.org page load time and found that the first response time was 323 ms and then it took 650 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.
ob.schools.org performance score
name
value
score
weighting
Value7.2 s
1/100
10%
Value16.8 s
0/100
25%
Value12.7 s
3/100
10%
Value3,030 ms
2/100
30%
Value0.153
75/100
15%
Value43.4 s
0/100
10%
323 ms
Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Ob.schools.org and no external sources were called. The less responsive or slowest element that took the longest time to load (323 ms) belongs to the original domain Ob.schools.org.
Page size can be reduced by 13 B (13%)
98 B
85 B
In fact, the total size of Ob.schools.org main page is 98 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 98 B which makes up the majority of the site volume.
Potential reduce by 13 B
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 13 B or 13% of the original size.
We found no issues to fix!
0
0
Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.
ob.schools.org
323 ms
ob.schools.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
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[role]s are not contained by their required parent element
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
Links do not have a discernible name
ob.schools.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
ob.schools.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
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ob.schools.org 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 Ob.schools.org main page’s claimed encoding is . 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.
ob.schools.org
Open Graph description is not detected on the main page of Ob Schools. 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: