Khanacademy.org Khan Academy | Free Online Courses, Lessons & Practice

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Online Status
Offline

Server IP address resolved: No
Http response code: None
Last Checked: 09/16/2019

Khanacademy.org traffic estimate is about 621,029 unique visitors and 1,248,268 pageviews per day. The approximated value of khanacademy.org is 16,398,720 USD. Every unique visitor makes about 2.01 pageviews on average.

Alexa Traffic Rank estimates that khanacademy.org is ranked number 257 in the world, while most of its traffic comes from United States, where it occupies as high as 157 place.

It’s good for khanacademy.org that their hosting location is also located in United States, as that provides the majority of their visitors to benefit from the faster page load time.

During the last check (July 04, 2019) khanacademy.org has a valid and up-to-date wildcard SSL certificate that expires on November 18, 2020, please click the “Refresh” button for SSL Information at the Safety Information section.

In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust khanacademy.org is pretty a safe domain.

Relying on Google Mobile-Friendly test khanacademy.org is well optimized for mobile and tablet devices.

Global Rank
554
Average Load Time
2.38sec
Links In Count
9,631
Website Value
$16.4 M
Overview
Last Updated: 09/23/2019
Overall result - "khanacademy.org" is SAFE.
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton Connect Safe
Last Updated: 01/08/2018
NCS "khanacademy.org" OK.

Norton ConnectSafe evaluates khanacademy.org for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search
Last Updated: 01/08/2018
GSS "khanacademy.org" OK.

SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.

Google Safe Browsing
Last Updated: 01/09/2019
Malware not found at "khanacademy.org".
"khanacademy.org" is not a phishing page.
"khanacademy.org" does not install unwanted software.
"khanacademy.org" does not contain harmfull applications.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
Site Advisor
Last Updated: 01/08/2018
SA "khanacademy.org" OK.

McAfee assesses khanacademy.org for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze khanacademy.org for mature or inappropriate content, only security checks are evaluated.

Web of Trust
Last Updated: 01/13/2019
WOT "khanacademy.org" VERY GOOD.

The WOT calculates reputation of the khanacademy.org. This reputation system receives ratings from users and information from third-party sources, assesses the khanacademy.org for safety features and confirms, whether khanacademy.org is suitable for children.


SSL Information
Domain *.khanacademy.org
Issuer Go Daddy Secure Certificate Authority - G2
Algorithm RSA-SHA256
Valid form 10/14/2018
Expiration 11/18/2020
Signed Certificate is not self signed
Additional Domains *.khanacademy.org
khanacademy.org
Server Location

ASN Information

ASN ID: 16509
ASN Title: AMAZON-02 - Amazon.com, Inc., US

Last Update: 05/29/2019

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509

OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4

OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN

OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN

RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

WHOIS

Domain Name: KHANACADEMY.ORG
Registry Domain ID: D118495620-LROR
Registrar WHOIS Server: whois.godaddy.com
Registrar URL: http://www.whois.godaddy.com
Updated Date: 2014-04-29T00:20:30Z
Creation Date: 2006-03-14T22:24:02Z
Registry Expiry Date: 2019-03-14T22:24:02Z
Registrar Registration Expiration Date:
Registrar: GoDaddy.com, LLC
Registrar IANA ID: 146
Registrar Abuse Contact Email: abuse@godaddy.com
Registrar Abuse Contact Phone: +1.4806242505
Reseller:
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientRenewProhibited https://icann.org/epp#clientRenewProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Registrant Organization: Khan Academy
Registrant State/Province: California
Registrant Country: US
Name Server: NS-1489.AWSDNS-58.ORG
Name Server: NS-125.AWSDNS-15.COM
Name Server: NS-1664.AWSDNS-16.CO.UK
Name Server: NS-798.AWSDNS-35.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/)
>>> Last update of WHOIS database: 2018-11-08T12:52:44Z


DNS Records
HostA RecordTTL
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HostMX RecordPriorityTTL
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HostTXT RecordTTL
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ns-1664.awsdns-16.co.uk
TTL: 300
Email address: awsdns-hostmaster.amazon.com
Serial: 1
Refresh: 7200
Retry: 900
Expire: 1209600
Minimum: 86400


Errors
Warnings

Last tested: 06/12/2016

Desktop
Desktop Speed
85%

Desktop Resource Breakdown
Total Resources38
Number of Hosts9
Static Resources33
JavaScript Resources19
CSS Resources4

Last tested: 06/12/2016

Mobile
Mobile Usability
84%
Mobile Speed
67%

Mobile Resource Breakdown
Total Resources38
Number of Hosts9
Static Resources33
JavaScript Resources19
CSS Resources4
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