Grouplens.org GroupLens
Server IP address resolved: Yes
Http response code: 200
Response time: 0.54 sec.
Last Checked: 01/23/2025
Grouplens.org attracts 2,165 unique visitors daily, generating 3,680 pageviews. The estimated value of grouplens.org is 70,299 USD. Each visitor views approximately 1.82 pages on average.
According to Majestic's traffic estimates, grouplens.org ranks 69,400 globally, with the majority of its visitors coming from China, where it holds the 36,819 position.
Grouplens.org is hosted by UMN-SYSTEM - University of Minnesota, US in United States; however, migrating the server to China could further improve page load times for the majority of users.
See the list of other websites hosted by UMN-SYSTEM - University of Minnesota, US.
Grouplens.org is registered with the .ORG top-level domain. Explore additional websites within the .ORG zone.
A recent examination on (October 09, 2024), indicates that grouplens.org has an expired SSL certificate issued by Let's Encrypt (expired on December 31, 2024). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by Let's Encrypt.
According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust grouplens.org appears to be a safe domain.
Based on Google's Mobile-Friendly test, grouplens.org is optimized for mobile and tablet devices, although the web page loading speed could be improved.
Audience Geography. Where are grouplens.org visitors located?
| Country | Visitors |
|---|---|
 China CN | 40.7% |
| United States US | 16.3% |
| India IN | 11.9% |
| Finland FI | 5.6% |
| Other | 25.3% |
| Country | Pageviews |
|---|---|
| China CN | 34.8% |
| United States US | 15.3% |
| India IN | 12.9% |
| Finland FI | 9.3% |
| Other | 27.6% |
| Country | Rank |
|---|---|
| Finland FI | 9619 |
| China CN | 36819 |
| India IN | 64616 |
| United States US | 142356 |
Where do visitors go on grouplens.org?
| Subdomain | Pageviews |
|---|---|
| grouplens.org | 69.19% |
| files.grouplens.org | 30.81% |
| Subdomain | Pageviews per User |
|---|---|
| files.grouplens.org | 2 |
| grouplens.org | 1.5 |
| Subdomain | Reach |
|---|---|
| grouplens.org | 80.86% |
| files.grouplens.org | 30.68% |
How popular is grouplens.org?
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 198827 | 5208 |
| past month | 162763 | -113637 |
| past week | 231915 | 37213 |
| yesterday | 402359 | -291565 |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 271468 | 1801 | 15 | 1% | 1.7 | 4% |
| 30 | 226531 | -167440 | 2 | 110% | 1.7 | 9% |
| 7 | 364563 | 124495 | 1 | -41.59% | 1 | -39.01% |
| 1 | 547716 | -378786 | 7 | 100% | 1 | 50% |
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 182986 | 7053 | 33 | -2.86% |
| 30 | 149569 | -100685 | 42 | 90% |
| 7 | 201207 | 6343 | 3 | -4.19% |
| 1 | 371548 | -199824 | 2 | 50% |
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 grouplens.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.
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.
McAfee assesses grouplens.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 grouplens.org for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the grouplens.org. This reputation system receives ratings from users and information from third-party sources, assesses the grouplens.org for safety features and confirms, whether grouplens.org is suitable for children.
| Domain | grouplens.org |
| Issuer Organization | Let's Encrypt |
| Issuer | E6 |
| Algorithm | ecdsa-with-SHA384 |
| Valid form | 10/02/2024 |
| Expiration | 12/31/2024 |
| Signed | Certificate is not self signed |
| Additional Domains |
grouplens.org |
ASN ID: 217
ASN Title: UMN-SYSTEM - University of Minnesota, US
Last Update: 07/29/2024
#
# 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: 217
ASName: UMN-SYSTEM
ASHandle: AS217
RegDate: 1988-07-24
Updated: 2014-08-20
Comment: The University of Minnesota System Network is operated by the University of Minnesota Office of Information Technology and provides connectivity to the University of Minnesota Campuses and other facilities statewide.
Comment:
Comment: http://www.umn.edu/
Ref: https://rdap.arin.net/registry/autnum/217
OrgName: University of Minnesota
OrgId: UNIVER-233-Z
Address: Office of Information Technology
Address: 2218 Univ Ave SE
City: Minneapolis
StateProv: MN
PostalCode: 55414
Country: US
RegDate: 2009-10-13
Updated: 2014-08-20
Comment: http://www.umn.edu/
Ref: https://rdap.arin.net/registry/entity/UNIVER-233-Z
OrgAbuseHandle: UOSA-ARIN
OrgAbuseName: UofM OIT Security and Assurance
OrgAbusePhone: +1-612-626-8639
OrgAbuseEmail: abuse@umn.edu
OrgAbuseRef: https://rdap.arin.net/registry/entity/UOSA-ARIN
OrgNOCHandle: NTA-ORG-ARIN
OrgNOCName: NTS - Technical Assistance Center
OrgNOCPhone: +1-612-301-4357
OrgNOCEmail: tac-nts-list@umn.edu
OrgNOCRef: https://rdap.arin.net/registry/entity/NTA-ORG-ARIN
OrgTechHandle: NTA-ORG-ARIN
OrgTechName: NTS - Technical Assistance Center
OrgTechPhone: +1-612-301-4357
OrgTechEmail: tac-nts-list@umn.edu
OrgTechRef: https://rdap.arin.net/registry/entity/NTA-ORG-ARIN
RTechHandle: TP63-ARIN
RTechName: Peiffer, Timothy
RTechPhone: +1-612-626-7884
RTechEmail: peiffer@umn.edu
RTechRef: https://rdap.arin.net/registry/entity/TP63-ARIN
RNOCHandle: NTA-ORG-ARIN
RNOCName: NTS - Technical Assistance Center
RNOCPhone: +1-612-301-4357
RNOCEmail: tac-nts-list@umn.edu
RNOCRef: https://rdap.arin.net/registry/entity/NTA-ORG-ARIN
RAbuseHandle: UOSA-ARIN
RAbuseName: UofM OIT Security and Assurance
RAbusePhone: +1-612-626-8639
RAbuseEmail: abuse@umn.edu
RAbuseRef: https://rdap.arin.net/registry/entity/UOSA-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: grouplens.org
Registry Domain ID: 51e80891ef3340fd804936a645ec1477-LROR
Registrar WHOIS Server: http://whois.easydns.com
Registrar URL: http://www.easydns.com
Updated Date: 2023-09-10T13:46:43Z
Creation Date: 1998-11-20T05:00:00Z
Registry Expiry Date: 2032-11-19T05:00:00Z
Registrar: easyDNS Technologies Inc.
Registrar IANA ID: 469
Registrar Abuse Contact Email: abuse@easydns.com
Registrar Abuse Contact Phone: +1.4165358672
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Registry Registrant ID: REDACTED FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: CSE Dept. Univ of MN
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: Minnesota
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: US
Registrant Phone: REDACTED FOR PRIVACY
Registrant Phone Ext: REDACTED FOR PRIVACY
Registrant Fax: REDACTED FOR PRIVACY
Registrant Fax Ext: REDACTED FOR PRIVACY
Registrant Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Registry Admin ID: REDACTED FOR PRIVACY
Admin Name: REDACTED FOR PRIVACY
Admin Organization: REDACTED FOR PRIVACY
Admin Street: REDACTED FOR PRIVACY
Admin City: REDACTED FOR PRIVACY
Admin State/Province: REDACTED FOR PRIVACY
Admin Postal Code: REDACTED FOR PRIVACY
Admin Country: REDACTED FOR PRIVACY
Admin Phone: REDACTED FOR PRIVACY
Admin Phone Ext: REDACTED FOR PRIVACY
Admin Fax: REDACTED FOR PRIVACY
Admin Fax Ext: REDACTED FOR PRIVACY
Admin Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Registry Tech ID: REDACTED FOR PRIVACY
Tech Name: REDACTED FOR PRIVACY
Tech Organization: REDACTED FOR PRIVACY
Tech Street: REDACTED FOR PRIVACY
Tech City: REDACTED FOR PRIVACY
Tech State/Province: REDACTED FOR PRIVACY
Tech Postal Code: REDACTED FOR PRIVACY
Tech Country: REDACTED FOR PRIVACY
Tech Phone: REDACTED FOR PRIVACY
Tech Phone Ext: REDACTED FOR PRIVACY
Tech Fax: REDACTED FOR PRIVACY
Tech Fax Ext: REDACTED FOR PRIVACY
Tech Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Name Server: dns1.easydns.com
Name Server: dns2.easydns.net
Name Server: dns3.easydns.ca
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2024-10-08T18:20:38Z
| Host | A Record | TTL |
|---|---|---|
| grouplens.org | 128.101.34.235 | 43200 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| grouplens.org | mail.cs.umn.edu | 10 | 43200 |
| Host | NS Record | TTL |
|---|---|---|
| grouplens.org | dns1.easydns.com | 43200 |
| grouplens.org | dns3.easydns.ca | 43200 |
| grouplens.org | dns2.easydns.net | 43200 |
| Host | TXT Record | TTL |
|---|
dns1.easydns.com
TTL: 43200
Email address: zone.easydns.com
Serial: 1557440754
Refresh: 21600
Retry: 10800
Expire: 1209600
Minimum: 300
Last tested: 12/16/2018
| Total Resources | 38 |
| Number of Hosts | 10 |
| Static Resources | 21 |
| JavaScript Resources | 11 |
| CSS Resources | 9 |
Last tested: 12/16/2018
| Total Resources | 38 |
| Number of Hosts | 10 |
| Static Resources | 21 |
| JavaScript Resources | 11 |
| CSS Resources | 9 |
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