Grouplens.org GroupLens


Online Status
Offline

Server IP address resolved: No
Http response code: None
Last Checked: 04/27/2024

Grouplens.org traffic volume is 2,165 unique daily visitors and their 3,680 pageviews. The web value rate of grouplens.org is 70,299 USD. Each visitor makes around 1.82 page views on average.

By Alexa's traffic estimates grouplens.org placed at 22,455 position over the world, while the largest amount of its visitors comes from China, where it takes 36,819 place.

Grouplens.org is hosted by UMN-SYSTEM - University of Minnesota, US in United States; however, we recommend migrating the server to China, as it will speed up grouplens.org page load time for the majority of users. See the list of other web pages hosted by UMN-SYSTEM - University of Minnesota, US.

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

The last verification results, performed on (November 22, 2019) grouplens.org show that grouplens.org has an expired SSL certificate issued by Let's Encrypt (expired on January 14, 2020). Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by Let's Encrypt.

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

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


Global Rank
198,827
Average Load Time
1.56sec
Links In Count
544
Website Value
$65,700

Overview
Last Updated: 04/27/2024
Overall result - grouplens.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: 03/25/2024
grouplens.org is safe.
Norton ConnectSafe evaluates grouplens.org for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 11/11/2016
grouplens.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: 01/09/2019
grouplens.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: 02/25/2021
grouplens.org is safe.
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.
Web of Trust
Last Updated: 01/10/2019
grouplens.org child safety is very good.
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.

SSL Information
Domaingrouplens.org
Issuer OrganizationLet's Encrypt
IssuerLet's Encrypt Authority X3
AlgorithmRSA-SHA256
Valid form10/16/2019
Expiration01/14/2020
SignedCertificate is not self signed
Additional Domains grouplens.org
Server Location

ASN Information

ASN ID: 217
ASN Title: UMN-SYSTEM - University of Minnesota, US

Last Update: 10/12/2023

#
# 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.
#

WHOIS

Domain Name: GROUPLENS.ORG
Registry Domain ID: D2492371-LROR
Registrar WHOIS Server: whois.easydns.com
Registrar URL: http://www.easydns.com
Updated Date: 2015-08-10T20:04:06Z
Creation Date: 1998-11-20T05:00:00Z
Registry Expiry Date: 2022-11-19T05:00:00Z
Registrar Registration Expiration Date:
Registrar: easyDNS Technologies Inc.
Registrar IANA ID: 469
Registrar Abuse Contact Email: abuse@easydns.com
Registrar Abuse Contact Phone: +1.4165358672
Reseller:
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Registrant Organization: CSE Dept. Univ of MN
Registrant State/Province: Minnesota
Registrant Country: US
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: 2021-05-22T11:40:47Z


DNS Records
HostA RecordTTL
grouplens.org128.101.34.23543200
HostMX RecordPriorityTTL
grouplens.orgmail.cs.umn.edu1043200
HostNS RecordTTL
grouplens.orgdns1.easydns.com43200
grouplens.orgdns3.easydns.ca43200
grouplens.orgdns2.easydns.net43200
HostTXT RecordTTL

dns1.easydns.com
TTL: 43200
Email address: zone.easydns.com
Serial: 1557440754
Refresh: 21600
Retry: 10800
Expire: 1209600
Minimum: 300


Errors
Warnings

Last tested: 12/16/2018

Desktop
Desktop Speed
50%

Desktop Resource Breakdown
Total Resources38
Number of Hosts10
Static Resources21
JavaScript Resources11
CSS Resources9

Last tested: 12/16/2018

Mobile
Mobile Usability
98%
Mobile Speed
53%

Mobile Resource Breakdown
Total Resources38
Number of Hosts10
Static Resources21
JavaScript Resources11
CSS Resources9
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