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89 doi.org Last Updated: 11 months

Success 54% of passed verification steps
Warning 13% of total warning
Errors 33% of total errors, require fast action
PageSpeed Desktop Score 88%
Pagespeed Mobile Score 78%
Domain Authority Score 91%
Usability Score 68%
Page Authority Authority 86%
Moz Rank 6.0/10
Bounce Rate Rate 78%
Charset Encoding
Great, language/character encoding is specified: UTF-8
Title Tag 32 Characters
Digital Object Identifier System
Meta Description 0 Characters
NO DATA
Effective URL 18 Characters
http://www.doi.org
Excerpt Page content
Digital Object Identifier System HOME  | HANDBOOK  | FACTSHEETS  | FAQs  |  RESOURCES  | REGISTRATION AGENCIES  | NEWS  | MEM...
Keywords Cloud Density
system5 registration5 services4 march3 norman2 persistent2 identifiers2 current2 urls2 characters2
Keyword Consistency Keyword density is one of the main terms in SEO
Keyword Freq Title Desc Domain H1 H2
system 5
registration 5
services 4
march 3
norman 2
persistent 2
identifiers 2
current 2
urls 2
characters 2
Google Preview Your look like this in google search result
Digital Object Identifier System
http://www.doi.org
Digital Object Identifier System HOME  | HANDBOOK  | FACTSHEETS  | FAQs  |  RESOURCES  | REGISTRATION AGENCIES  | NEWS  | MEM...
Robots.txt File Detected
Sitemap.xml File No Found
Whois Is a query and response protocol that is widely used for querying databases that store the registered users or assignees of an Internet resource, such as a domain name, an IP address block, or an autonomous system
Updated: 2017-10-08 / 1 year
Create on: 1999-01-19 / 20 years
Expires on: 2019-01-19 / 2 months 3 days

GoDaddy.com, LLC ,US
Registrar Name: International DOI Foundation
Registrar Whois Server: whois.godaddy.com
Registrar URL: http://www.godaddy.com
Registrar Phone: +1.7036208990
Registrar Email: [email protected]
Registrar Address: c/o Corp for Nat'l Research In 1895 Preston White Drive, Suit , Reston

Ron Collison
Admin Organization: International DOI Foundation
Admin Email: [email protected]
Admin Phone: +1.7036208990
Admin Address: c/o Corp for Nat'l Research In 1895 Preston White Drive, Suit, Reston

Nameservers
NS.CNRI.RESTON.VA.US
AUTH40.NS.UU.NET
AUTH1.DNS.COGENTCO.COM
AUTH2.DNS.COGENTCO.COM
AUTH62.NS.UU.NET
NS.HANDLE.NET
NS3.CNRI.US
AUTHNS1.QWEST.NET
AUTHNS2.QWEST.NET
Page Size Code & Text Ratio
Document Size: ~7.29 KB
Code Size: ~5.06 KB
Text Size: ~2.24 KB Ratio: 30.67%

Social Data

Delicious Total: 0
Facebook Total: 953
Google Total: 0
Linkedin Total: 0
Pinterest Total: 10
Stumbleupon Total: 266
Tumblr Total: 0
Vk Total: 46

Estimation Traffic and Earnings

11,246
Unique Visits
Daily
20,805
Pages Views
Daily
$13
Income
Daily
314,888
Unique Visits
Monthly
592,943
Pages Views
Monthly
$325
Income
Monthly
3,643,704
Unique Visits
Yearly
6,990,480
Pages Views
Yearly
$3,432
Income
Yearly

Technologies

PWA - Manifest

Manifest is not valid
Your site don't have valid manifest.json, read more in Web App Manifest

Google PageSpeed Insights

Google Stats This test checks to see if a page has applied common performance best practices.
Number Resources:
12
Number Hosts:
2
Total Request:
941 B
Number Static Resources:
10
HTML Response:
7.69 KB
CSS Response:
10.3 KB
Image Response:
79.52 KB
Javascript Response:
35.68 KB
Other Response:
NAN B
Number JS Resources:
2
Number CSS Resources:
1

Desktop

Desktop Screenshot
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Minify HTML
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Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 1 blocking script resources and 1 blocking CSS resources. This causes a delay in rendering your page.
Optimize images
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Prioritize visible content
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Mobile

Mobile Screenshot
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Avoid plugins
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Configure the viewport
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Enable compression
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Leverage browser caching
Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Reduce server response time
Your server responded quickly. Learn more about server response time optimization.
Minify CSS
Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify HTML
Compacting HTML code, including any inline JavaScript and CSS contained in it, can save many bytes of data and speed up download and parse times.
Minify JavaScript
Your JavaScript content is minified. Learn more about minifying JavaScript.
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 1 blocking script resources and 1 blocking CSS resources. This causes a delay in rendering your page.
Optimize images
Properly formatting and compressing images can save many bytes of data.
Prioritize visible content
You have the above-the-fold content properly prioritized. Learn more about prioritizing visible content.
Size content to viewport
The contents of your page fit within the viewport. Learn more about sizing content to the viewport.
Size tap targets appropriately
Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
Use legible font sizes
The following text on your page renders in a way that may be difficult for some of your visitors to read. Use legible font sizes to provide a better user experience.

Speed And Optimization Tips

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Alexa Rank

22,935

Global Rank

5,316

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Domain Available

Domain (TDL) and Typo Status
doi.co Already Registered
doi.us Already Registered
doi.com Already Registered
doi.org Already Registered
doi.net Already Registered
di.org Already Registered
eoi.org Already Registered
coi.org Already Registered

Information Server

Response Header HTTP headers carry information about the client browser, the requested page and the server
HTTP/1.1 200 OK
Content-Type: text/html
Connection: keep-alive
Date: Fri, 20 Apr 2018 17:43:58 GMT
Last-Modified: Tue, 06 Mar 2018 21:04:49 GMT
Server: AmazonS3
Content-Encoding: gzip
Vary: Accept-Encoding
X-Cache: Hit from cloudfront
Via: 1.1 f0ece8b163621b2c65a9344ca71686fd.cloudfront.net (CloudFront)
X-Amz-Cf-Id: uTpPdVkkuk2MtV36NeHQ4aLysRt-ln2BLXcQs5mRBmAVwiv190b1BQ==
Response Server Information regarding a specific transfer
URL: http://www.doi.org/
Content Type: text/html
Http Code: 200
Header Size: 425 B
Request Size: 73 B
Total Time: 0.047983 seconds
Name Lookup Time: 1.6E-5 seconds
Pretransfer Time: 0.023441 seconds
Download Size: 2.8 KB
Speed Download: 2.8 KB Per seconds
Start Trransfer Time: 0.047782 seconds

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