Cut-the-knot.org  |  Interactive Mathematics Miscellany and Puzzles
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An encyclopedic collection of math resources for all grades. Arithmetic games, problems, puzzles, and articles

Cut-the-knot.org Website Information

Cut-the-knot.org has a Low Trust Score, a Statvoo Rank of D, an Alexa Rank of 60,303, a Majestic Rank of 17,625, a Domain Authority of 63% and is not listed in DMOZ.

Cut-the-knot.org is hosted by Amazon.com, Inc. in Leinster, Dublin, Ireland.
Cut-the-knot.org has an IP Address of 54.228.218.117 and a hostname of ec2-54-228-218-117.eu-west-1.compute.amazonaw and runs nginx/1.4.0 web server.

The domain cut-the-knot.org was registered 1 decade 8 years 4 months ago by , it was last modified 201 decades 9 years 3 days ago and currently is set to expire 201 decades 9 years 3 days ago.


Whois information for cut-the-knot.org

Full Whois Lookup for Cut-the-knot.org Whois Lookup

Domain Name: CUT-THE-KNOT.ORG
Registry Domain ID: D79395063-LROR
Registrar WHOIS Server:
Registrar URL: http://www.enom.com
Updated Date: 2017-03-11T19:35:40Z
Creation Date: 2001-11-06T20:05:04Z
Registry Expiry Date: 2017-11-06T20:05:04Z
Registrar Registration Expiration Date:
Registrar: eNom, Inc.
Registrar IANA ID: 48
Registrar Abuse Contact Email:
Registrar Abuse Contact Phone:
Reseller:
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: C184682805-LROR
Registrant Name: CTK Software, Inc.
Registrant Organization: CTK Software, Inc.
Registrant Street: 9 Fernwood Ct
Registrant City: East Brunswick
Registrant State/Province: NJ
Registrant Postal Code: 08816-3333
Registrant Country: US
Registrant Phone: +1.7323905536
Registrant Phone Ext:
Registrant Fax:
Registrant Fax Ext:
Registrant Email: Login to show email
Admin ID: C184682806-LROR
Admin Name: Alexander Bogomolny
Admin Organization: CTK Software, Inc.
Admin Street: 9 Fernwood Ct
Admin City: East Brunswick
Admin State/Province: NJ
Admin Postal Code: 08816-3333
Admin Country: US
Admin Phone: +1.7323905536
Admin Phone Ext:
Admin Fax:
Admin Fax Ext:
Admin Email: Login to show email
Tech ID: C24633863-LROR
Tech Name: Matthew Hill
Tech Organization: Liquid Web Inc
Tech Street: 4210 S. Creyts Rd.
Tech City: Lansing
Tech State/Province: MI
Tech Postal Code: 48917
Tech Country: US
Tech Phone: +1.8005804985
Tech Phone Ext:
Tech Fax:
Tech Fax Ext:
Tech Email: Login to show email
Server: NS-1419.AWSDNS-49.ORG
Name Server: NS-1639.AWSDNS-12.CO.UK
Name Server: NS-286.AWSDNS-35.COM
Name Server: NS-741.AWSDNS-28.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2017-08-25T17:33:14Z

Who hosts Cut-the-knot.org?

Cut-the-knot.org Web Server Information

Hosted IP Address:54.228.218.117
Hosted Hostname:ec2-54-228-218-117.eu-west-1.compute.amazonaw
Service Provider:Amazon.com, Inc.
Hosted Country:IrelandIE
Location Latitude:53.3331
Location Longitude:-6.2489
Webserver Software:nginx/1.4.0

HTTP Header Analysis for Cut-the-knot.org

Http-Version: 1.1
Status-Code: 200
Status: 200 OK
Server: nginx/1.4.0
Date: Thu, 16 Jul 2015 20:10:02 GMT
Content-Type: text/html
Content-Length: 15318
Connection: keep-alive
Display: orig_site_sol
Expires: Thu, 16 Jul 2015 21:10:02 GMT
PageSpeed: off
Response: 200
Vary: Accept-Encoding,User-Agent
X-Middleton-Display: orig_site_sol
X-Middleton-Response: 200
X-Sol: orig
Content-Encoding: gzip
Cache-Control: max-age=3600


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Cut-the-knot.org Free SEO Report

Website Inpage Analysis for Cut-the-knot.org

H1 Headings:0
H2 Headings:0
H3 Headings:0
H4 Headings:0
H5 Headings:0
H6 Headings:0
Total IFRAMEs:0
Total Images:0
Google Adsense:pub-9118218894256794
Google Analytics:Not Applicable

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What are the nameservers for cut-the-knot.org?

Cut-the-knot.org Domain Nameserver Information

HostIP AddressCountry
ns-1419.awsdns-49.org 205.251.197.139United States United States
ns-1639.awsdns-12.co.uk 205.251.198.103United States United States
ns-286.awsdns-35.com 205.251.193.30United States United States
ns-741.awsdns-28.net 205.251.194.229United States United States

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