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Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 0.65 sec.
Last Checked: 09/18/2021

Coursera.org traffic volume is 456,920 unique daily visitors and their 3,390,346 pageviews. The web value rate of coursera.org is 44,555,506 USD. Each visitor makes around 7.94 page views on average.

By Alexa's traffic estimates coursera.org placed at 155 position over the world, while the largest amount of its visitors comes from India, where it takes 64 place.

Coursera.org registered under .ORG top-level domain. Check other websites in .ORG zone.

The last verification results, performed on (November 28, 2019) coursera.org show that coursera.org has an expired SSL certificate issued by Amazon (expired on November 16, 2020). Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by Amazon.

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

Relying Google MobileFriendly test coursera.org is well optimized for mobile and tablet devices, however web page loading speed may be improved.


Global Rank
210
Average Load Time
2.69sec
Links In Count
2,261
Website Value
$41.6 M

Overview
Last Updated: 09/18/2021
Overall result - coursera.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: 08/05/2020
coursera.org is safe.
Norton ConnectSafe evaluates coursera.org for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 10/10/2016
coursera.org is safe.
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: 08/11/2020
coursera.org is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.
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: 02/22/2021
coursera.org is safe.
McAfee assesses coursera.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 coursera.org for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 01/09/2019
coursera.org child safety is very good.
The WOT calculates reputation of the coursera.org. This reputation system receives ratings from users and information from third-party sources, assesses the coursera.org for safety features and confirms, whether coursera.org is suitable for children.

SSL Information
Domaincoursera.org
Issuer OrganizationAmazon
IssuerAmazon
AlgorithmRSA-SHA256
Valid form10/16/2019
Expiration11/16/2020
SignedCertificate is not self signed
Additional Domains coursera.org
*.coursera.org
Server Location

ASN Information

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

Last Update: 06/03/2021

#
# 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: COURSERA.ORG
Registry Domain ID: D164365199-LROR
Registrar WHOIS Server: whois.godaddy.com
Registrar URL: http://www.whois.godaddy.com
Updated Date: 2013-07-02T20:07:35Z
Creation Date: 2012-01-12T01:57:48Z
Registry Expiry Date: 2023-01-12T01:57:48Z
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: Coursera Inc
Registrant State/Province: California
Registrant Country: US
Name Server: NS-1481.AWSDNS-57.ORG
Name Server: NS-1590.AWSDNS-06.CO.UK
Name Server: NS-258.AWSDNS-32.COM
Name Server: NS-688.AWSDNS-22.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/)
>>> Last update of WHOIS database: 2021-04-24T19:58:47Z


DNS Records
HostA RecordTTL
HostMX RecordPriorityTTL
HostNS RecordTTL
HostTXT RecordTTL

Errors
Warnings

Last tested: 06/12/2016

Desktop
Desktop Speed
74%

Desktop Resource Breakdown
Total Resources127
Number of Hosts14
Static Resources110
JavaScript Resources48
CSS Resources3

Last tested: 01/31/2018

Mobile
Mobile Usability
95%
Mobile Speed
53%

Mobile Resource Breakdown
Total Resources132
Number of Hosts28
Static Resources84
JavaScript Resources27
CSS Resources1
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