Ck12.org

Ck12.org is a domain within the top level domain org. According to Alexa ck12.org has a global traffic rank of 8,481 based on pageviews and visits within the past month. The website zo.ee is ranked higher, and luno.com ranks lower than ck12.org.

IP Addresses and Server Locations

ck12.org resolves to 2 IP addresses that are all located in Ashburn, Virginia, United States. Please have a look at the information provided below for further details about individual IP addresses.

54.243.211.55

ISP/OrganizationAmazon.com
LocationAshburn 20149, Virginia (VA), United States (US)
Latitude39.0481 / 39°2′53″ N
Longitude-77.4728 / 77°28′22″ W
TimezoneAmerica/New_York
Local Time

107.22.233.201

ISP/OrganizationAmazon.com
LocationAshburn 20149, Virginia (VA), United States (US)
Latitude39.0481 / 39°2′53″ N
Longitude-77.4728 / 77°28′22″ W
TimezoneAmerica/New_York
Local Time

DNS Resource Records

NameTypeDataTTL
Fetching A, AAAA, and CNAME DNS Resource Records for ck12.org...
Fetching MX, NS, and SOA DNS Resource Records for ck12.org...
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WHOIS data for Ck12.org

Fetching WHOIS data for ck12.org...

Website Information

Response Code200 OK
Server SoftwareApache/2.4.7 (Ubuntu)
Website Hostwww.ck12.org
Website URLhttps://www.ck12.org/
Website TitleFree Online Textbooks, Flashcards, Adaptive Practice, Real World Examples, Simulations | CK-12 Foundation
Website DescriptionCK-12 Foundation provides a library of free online textbooks, videos, exercises, flashcards, and real world applications for over 5000 concepts from arithmetic to history

Raw HTTP Header

HTTP/1.1 301 Moved Permanently
Content-length: 0
Location: https://ck12.org/
Connection: close

HTTP/1.1 301 Moved Permanently
Content-length: 0
Location: https://www.ck12.org/
Connection: close

HTTP/1.1 200 OK
Date: Thu, 04 Jan 2018 19:57:13 GMT
Server: Apache/2.4.7 (Ubuntu)
Pragma: no-cache
Cache-Control: no-cache
Set-Cookie: flxweb_role=student; Max-Age=604800; Path=/; expires=Thu, 11-Jan-2018 19:57:13 GMT; secure
Vary: Accept-Encoding,User-Agent
Content-Encoding: gzip
P3P: CP="ALL DSP COR CURa OUR IND ONL COM NAV INT CNT STA PRE"
Access-Control-Allow-Headers: Content-Type, *
Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS
Access-Control-Allow-Credentials: true
Content-Length: 15940
Content-Type: text/html; charset=utf-8

Reverse IP Lookup - Hostnames at the same IP address

Subdomains for Ck12.org

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