Grand-challenge.org Grand Challenge
A platform for end-to-end development of machine learning solutions in biomedical imaging.
Over the time grand-challenge.org has been ranked as high as 7,348 in the world, while most of its traffic comes from Viet Nam, where it reached as high as 26,207 position.
Grand-challenge.org receives about 481 unique visitors and 1,539 pageviews per day. The estimated value of grand-challenge.org is 21,900 USD. Each unique visitor makes about 3.2 pageviews on average.
Grand-challenge.org is registered under .ORG top-level domain. Check other websites in .ORG zone.
At the time of the last check (November 14, 2019) grand-challenge.org has an expired wildcard SSL certificate issued by Sectigo Limited (expired on November 04, 2021). Check other websites using SSL certificates issued by Sectigo Limited.
According to Google Safe Browsing, Google Safe Search and Symantec grand-challenge.org is quite a safe domain.
Mobile-Friendly test indicates that grand-challenge.org is well optimized for mobile and tablet devices.
Audience Geography. Where are grand-challenge.org visitors located?
| Country | Rank |
|---|---|
 Nepal NP | 3485 |
| Viet Nam VN | 26207 |
| Country | Percent of Pageviews |
|---|---|
| Viet Nam VN | 38.7% |
| Nepal NP | 14.8% |
| Other | 46.5% |
| Country | Percent of Visitors |
|---|---|
| Viet Nam VN | 14.6% |
| Nepal NP | 11.1% |
| Other | 74.2% |
Where do visitors go on grand-challenge.org?
| Subdomain | Pageviews |
|---|---|
| grand-challenge.org | 24.23% |
| lndb.grand-challenge.org | 19.93% |
| curious2019.grand-challenge.org | 5.51% |
| other | 50.22% |
| Subdomain | Pageviews per User |
|---|---|
| lndb.grand-challenge.org | 6 |
| curious2019.grand-challenge.org | 4 |
| grand-challenge.org | 2 |
| Subdomain | Reach |
|---|---|
| grand-challenge.org | 49.75% |
| lndb.grand-challenge.org | 14.65% |
| curious2019.grand-challenge.org | 6.06% |
How popular is grand-challenge.org?
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 465259 | -35845 | 1 | 2% |
| 30 | 541872 | 59497 | 9 | -9.382% |
| 7 | 476979 | -170389 | 1 | 40% |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 425116 | -55731 | 9 | 10% | 3.2 | 10% |
| 30 | 363953 | -159998 | 11 | 70% | 4.6 | 90% |
| 7 | 222814 | -300297 | 23 | 200% | 7 | 100% |
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 430827 | -40286 |
| past month | 453304 | -15603 |
| past week | 368679 | -201835 |
Alexa Rank shows how popular grand-challenge.org is in comparison with other sites. The most popular site has Alexa Rank equals 1. If grand-challenge.org has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to grand-challenge.org and pageviews on grand-challenge.org over the past 3 months.
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 ConnectSafe evaluates grand-challenge.org for any unsafe and insecure content. The results are critical for families with young children.
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.
"grand-challenge.org" is not a phishing page.
"grand-challenge.org" does not install unwanted software.
"grand-challenge.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.
McAfee assesses grand-challenge.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 grand-challenge.org for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the grand-challenge.org. This reputation system receives ratings from users and information from third-party sources, assesses the grand-challenge.org for safety features and confirms, whether grand-challenge.org is suitable for children.
| Domain | *.grand-challenge.org |
| Issuer Organization | Sectigo Limited |
| Issuer | Sectigo RSA Domain Validation Secure Server CA |
| Algorithm | RSA-SHA256 |
| Valid form | 10/20/2019 |
| Expiration | 11/04/2021 |
| Signed | Certificate is not self signed |
| Additional Domains | *.grand-challenge.org grand-challenge.org |
ASN ID: 16509
ASN Title: AMAZON-02 - Amazon.com, Inc., US
Last Update: 03/01/2024
#
# 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.
#
Domain Name: GRAND-CHALLENGE.ORG
Registry Domain ID: D158657338-LROR
Registrar WHOIS Server: whois.domain.com
Registrar URL: www.domain.com
Updated Date: 2021-02-16T16:00:07Z
Creation Date: 2010-03-21T19:56:14Z
Registry Expiry Date: 2026-03-21T19:56:14Z
Registrar Registration Expiration Date:
Registrar: Domain.com, LLC
Registrar IANA ID: 886
Registrar Abuse Contact Email: compliance@domain-inc.net
Registrar Abuse Contact Phone: +1.6022262389
Reseller:
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Registrant Organization:
Registrant State/Province: Iowa
Registrant Country: US
Name Server: NS-1157.AWSDNS-16.ORG
Name Server: NS-1647.AWSDNS-13.CO.UK
Name Server: NS-314.AWSDNS-39.COM
Name Server: NS-731.AWSDNS-27.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/)
>>> Last update of WHOIS database: 2022-03-15T19:15:19Z
| Host | A Record | TTL |
|---|---|---|
| grand-challenge.org | 131.174.197.59 | 3600 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| grand-challenge.org | ALT4.ASPMX.L.GOOGLE.COM | 10 | 3600 |
| grand-challenge.org | ALT3.ASPMX.L.GOOGLE.COM | 10 | 3600 |
| grand-challenge.org | ALT1.ASPMX.L.GOOGLE.COM | 5 | 3600 |
| grand-challenge.org | ASPMX.L.GOOGLE.COM | 1 | 3600 |
| grand-challenge.org | ALT2.ASPMX.L.GOOGLE.COM | 5 | 3600 |
| Host | NS Record | TTL |
|---|---|---|
| grand-challenge.org | ns1.mydomain.com | 3600 |
| grand-challenge.org | ns2.mydomain.com | 3600 |
| Host | TXT Record | TTL |
|---|---|---|
| grand-challenge.org | google-site-verification=i_IArn3D4iUDrYrep4tZh8TVvWqwljiJflA77Iq484U | 3600 |
| grand-challenge.org | v=spf1 include:_spf.google.com ~all | 3600 |
| grand-challenge.org | amazonses:Di2wluV+3smnWJwfqlrhEZnPlaqBEJHpr5d7D55G3k4= | 3600 |
ns1.yourhostingaccount.com
TTL: 3600
Email address: admin.yourhostingaccount.com
Serial: 2012081021
Refresh: 10800
Retry: 3600
Expire: 604800
Minimum: 3600
Last tested: 02/17/2018
| Total Resources | 33 |
| Number of Hosts | 9 |
| Static Resources | 30 |
| JavaScript Resources | 21 |
| CSS Resources | 8 |
Last tested: 02/17/2018
| Total Resources | 33 |
| Number of Hosts | 9 |
| Static Resources | 30 |
| JavaScript Resources | 21 |
| CSS Resources | 8 |
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