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Last Updated: 15 Oct 2019 Update

Udemy.org is registered with domain registrar Public Interest Registry. The current Pagespeed score for homepage is 65 out of 100 for desktop version at 2019-10-15T10:07:16.922Z. Domain is probably hosted at server IP address Our tool calculates it's estimated worth approximately around $ 303[for fun purpose only]. The domain content size is 173027 bytes. Time taken to load domain contents is 0.721164324 seconds. It's server is located in Milton Keynes city in England region, which is present in United Kingdom. It's hosted on server software 'cloudflare'. It's http status is 200, and URL PORT is 443 and can be accessed using url protocol 'https'. This domain index page for mobile has a speed SLOW compared to other pages in Chrome User Experience report. Desktop version of this domain homepage speed is SLOW compared to other pages in Chrome User Experience report. This website doesn't have sitemap.xml file in it's root directory.

HTML Heading Tag Counts
Number of h1 tags are: 0
h2 0
h3 0
h4 0
h5 0
h6 0
Udemy.org Website Safety Stats
WOT [Trustworthiness] Unrated
WOT [Child Safety] Unrated
Udemy.org SEO Stats
Source Stats
Mobile Pagespeed Score 88/100
Robots.txt Not Found
Sitemap.xml Not Found
Udemy.org Social Engagement Counts
Source Stats
Facebook Share count 181,781
Facebook Reaction Count 229,927
Facebook Comment Count 64,609
Comment Pluggin Count Not Available
Tweets Not Available
Pinterest Pins Not Available
HTTP Header Response
HTTP/1.1 301 Moved Permanently Cache-Control: no-cache, no-store Content-Length: 133 Content-Type: text/html; charset=utf-8 Location: http://udemy.com Server: Microsoft-IIS/10.0 X-Frame-Options: SAMEORIGIN X-Content-Type-Options: nosniff X-XSS-Protection: 1; mode=block Content-Security-Policy: default-src 'none'; script-src 'self'; connect-src 'self'; img-src 'self'; style-src 'self'; Date: Tue, 15 Oct 2019 10:07:12 GMT HTTP/1.1 301 Moved Permanently Date: Tue, 15 Oct 2019 10:07:12 GMT Connection: keep-alive Cache-Control: max-age=3600 Expires: Tue, 15 Oct 2019 11:07:12 GMT Location: https://www.udemy.com/ X-Content-Type-Options: nosniff Server: cloudflare CF-RAY: 5260fc19bb4fe6b0-EWR HTTP/1.1 403 Forbidden Date: Tue, 15 Oct 2019 10:07:13 GMT Content-Type: text/html Content-Length: 4649 Connection: keep-alive Set-Cookie: __cfduid=d3547b9ab35c9f9d92fcf05634b5cf6dc1571134032; expires=Wed, 14-Oct-20 10:07:12 GMT; path=/; domain=.udemy.com; HttpOnly Set-Cookie: _pxhd=b6d4778f53fca20ba0a19edb6fdb42ca719bd927d22891b4416c7999c336a8e3:8ed1de81-ef33-11e9-961f-6f73cd82fb5c; path=/; Set-Cookie: __cfruid=8b2d2d8359de6ae95ed4723ff77483a72adfbbf1-1571134033; path=/; domain=.udemy.com; HttpOnly X-Content-Type-Options: nosniff Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct" Server: cloudflare CF-RAY: 5260fc1a2a39e0ee-IAD
Udemy.org Domain Information
Domain Registrar: Public Interest Registry
dateRegistration Date : 2011-12-10 8 years, 3 months & 22 days ago
Udemy.org Web Server Information
Host IP Address
Udemy.org DNS Information
Host Type Target
udemy.orgSOA Mname: dns1.idp365.net
Rname: hostmaster.idp365.net
Serial: 2014071801
Refresh: 28800
Retry: 1800
Expire: 604800
Minimum-ttl: 3600
Priority: 10

Udemy.org Google PageSpeed Insights

Title Mobile Desktop
Eliminate render-blocking resources
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Potential savings of 320 ms
First Meaningful Paint
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Potential savings of 320 ms
Uses efficient cache policy on static assets
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10 resources found 20 resources found
Server response times are low (TTFB)
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Root document took 290 ms Root document took 310 ms
Properly size images
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Potential savings of 12 KB
Speed Index
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3.5 s 1.9 s
Defer unused CSS
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Potential savings of 82 KB
Time to Interactive
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5.7 s 3.7 s
Estimated Input Latency
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170 ms 360 ms
First CPU Idle
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5.3 s 3.4 s
Avoids enormous network payloads
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Total size was 380 KB Total size was 1,476 KB
Minimizes main-thread work
Consider reducing the time spent
parsing, compiling and executing JS.
You may find delivering
smaller JS payloads helps with this.
3.8 s 3.2 s
Serve images in next-gen formats
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Potential savings of 27 KB
Minimize Critical Requests Depth
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1 chain found 9 chains found
Avoids an excessive DOM size
Learn about Style Calculation
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1,634 elements 1,838 elements
Avoid multiple page redirects
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Potential savings of 1,260 ms Potential savings of 380 ms
First Input Display
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JavaScript execution time
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2.3 s 2.4 s
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