Openacs.org OpenACS Home

OpenACS is an open source toolkit for building scalable, community-oriented web applications. OpenACS is the foundation for many products and websites...

Openacs.org Quick Summary

Status

Offline

Server IP address resolved: No

Http response code: None

Last Checked: 08/18/2025

Openacs.org traffic estimate is about 8,399 unique visitors and 33,596 pageviews per day. The approximated value of openacs.org is 50,760 USD. Every unique visitor makes about 4 pageviews on average.

Alexa Traffic Rank estimates that openacs.org is ranked number 66,525 in the world.

Openacs.org server is located in Austria, but, unfortunately, we cannot identify the countries where the visitors come from and thus it’s impossible to define if the distance can potentially affect the page load time. See the list of other websites hosted by WU (Wirtschaftsuniversitaet Wien) - Vienna University of Economics and Business.

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

During the last check (July 11, 2024) openacs.org has an expired SSL certificate issued by Let's Encrypt (expired on September 12, 2024), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by Let's Encrypt.

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

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

Openacs.org General Information

Openacs.org Audience Geography

Where are website visitors coming from?

Country	Visitors

Openacs.org Traffic Distribution

Where do visitors go on openacs.org?

Subdomain	Pageviews

Openacs.org Popularity

How popular is openacs.org?

Period	Global Rank	Global Rank Delta

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Openacs.org Safety Information

Rankchart Summary

Unknown

Updated: 08/18/2025

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

Safe

Updated: 03/20/2025

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Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.

Google Safe Search

Unknown

Updated: 08/18/2025

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SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.

Google Safe Browsing

Safe

Malware not found

Phishing not detected

Unwanted software not found

Harmfull applications not found

Updated: 01/09/2019

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Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

McAfee® WebAdvisor

Safe

Updated: 02/19/2021

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McAfee assesses openacs.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 openacs.org for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Child safety is very good

Updated: 01/12/2019

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

Openacs.org SSL Information

Information about SSL/TLS certificates

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Domain	openacs.org
Issuer Organization	Let's Encrypt
Issuer	E6
Algorithm	ecdsa-with-SHA384
Valid form	06/14/2024
Expiration	09/12/2024
Signed	Certificate is not self signed
Additional Domains	cvs.openacs.org dotlrn.com dotlrn.net dotlrn.org fisheye.openacs.org openacs.net openacs.org openacs.wu-wien.ac.at openacs.wu.ac.at smtp.openacs.org www.openacs.net www.openacs.org

SSL Checker

Openacs.org Server Information

Openacs.org Server Location

Where website hosting server is located?

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Openacs.org ASN Information

Information about IP address owner

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ASN ID: 1776

ASN Title: WU (Wirtschaftsuniversitaet Wien) - Vienna University of Economics and Business

Updated: 07/16/2025

Raw ASN data:

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See http://www.ripe.net/db/support/db-terms-conditions.pdf

% Note: this output has been filtered.
% To receive output for a database update, use the "-B" flag.

% Information related to 'AS1776 - AS1776'

as-block: AS1776 - AS1776
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2002-08-22T14:58:18Z
last-modified: 2014-02-24T13:15:13Z
source: RIPE

% Information related to 'AS1776'

% Abuse contact for 'AS1776' is 'abuse@wu.ac.at'

aut-num: AS1776
org: ORG-WU7-RIPE
descr: Wirtschaftsuniversitaet Wien
descr: Vienna University of Economics and Business
descr: Welthandelsplatz 1
descr: 1020 Wien
descr: AT
admin-c: PM16-RIPE
tech-c: AN50
as-name: UNSPECIFIED
import: from AS679 action pref=100; accept AS679
import: from AS760 action pref=100; accept AS760
import: from AS1853 action pref=100; accept ANY
export: to AS679 announce AS1776
export: to AS760 announce AS1776
export: to AS1853 announce AS1776
default: to AS1853 action pref=20; networks ANY
status: LEGACY
mnt-by: RIPE-NCC-LEGACY-MNT
mnt-by: AS1776-MNT
mnt-by: ACONET-LIR-MNT
created: 2002-09-19T15:18:22Z
last-modified: 2018-04-03T06:38:29Z
source: RIPE # Filtered
sponsoring-org: ORG-AA1-RIPE

organisation: ORG-WU7-RIPE
org-name: WU (Wirtschaftsuniversitaet Wien) - Vienna University of Economics and Business
org-type: OTHER
address: WU (Wirtschaftsuniversitaet Wien) - Vienna University of Economics and Business
address: Welthandelsplatz 1
address: A-1020 Vienna
address: Austria
phone: +43 1 31336 0
fax-no: +43 1 31336 702
admin-c: PM16-RIPE
tech-c: AN50
abuse-c: WUAR2-RIPE
mnt-ref: AS1776-MNT
mnt-ref: ACONET-LIR-MNT
mnt-by: ACONET-LIR-MNT
mnt-by: AS1776-MNT
created: 2014-08-27T13:08:20Z
last-modified: 2014-08-28T09:05:32Z
source: RIPE # Filtered

person: Alfred Nagl
address: WU (Wirtschaftsuniversitaet Wien) - Vienna University of Economics and Business
address: Welthandelsplatz 1
address: 1020 Wien
address: Austria
phone: +43 1 31336 4811
fax-no: +43 1 31336 702
nic-hdl: AN50
mnt-by: ACONET-LIR-MNT
created: 1970-01-01T00:00:00Z
last-modified: 2014-08-27T10:46:46Z
source: RIPE # Filtered

person: Peter Mika
address: WU (Wirtschaftsuniversitaet Wien) - Vienna University of Economics and Business
address: Welthandelsplatz 1
address: 1020 Wien
address: Austria
phone: +43 1 31336 4787
fax-no: +43 1 31336 702
nic-hdl: PM16-RIPE
mnt-by: AS1776-MNT
created: 1970-01-01T00:00:00Z
last-modified: 2014-08-27T11:59:09Z
source: RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.91.2 (ANGUS)

Geolocation

ASN Lookup

Openacs.org Domain Name Information

Openacs.org DNS Information

Domain name service records

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Host	A Record	TTL
openacs.org	137.208.116.31	7200

Host	MX Record	Priority	TTL
openacs.org	smtp.openacs.org	10	7200

Host	NS Record	TTL
openacs.org	ns2.wu-wien.ac.at	7200
openacs.org	ns1.wu-wien.ac.at	7200

Host	TXT Record	TTL
openacs.org	v=spf1 mx -all	7200

Openacs.org Whois Information

Information about registered users or assignees of an Internet resource

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Raw WHOIS data:

Domain Name: openacs.org
Registry Domain ID: 493965e07f5742d5b94655e6c8313c10-LROR
Registrar WHOIS Server: whois.psi-usa.info
Registrar URL: http://www.psi-usa.info
Updated Date: 2024-06-09T23:36:08Z
Creation Date: 2000-04-25T23:35:21Z
Registry Expiry Date: 2025-04-25T23:35:21Z
Registrar: InterNetX GmbH
Registrar IANA ID: 151
Registrar Abuse Contact Email: domain-abuse@psi-usa.info
Registrar Abuse Contact Phone: +49.94159559482
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: REDACTED FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: WU Vienna, Institute for Information Systems and New Media
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: AT
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: AT
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: ns1.wu-wien.ac.at
Name Server: ns2.wu-wien.ac.at
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2024-12-03T19:31:12Z

Whois

DNS Lookup

Openacs.org HTML Validation

Openacs.org W3C HTML Markup Validation

HTML markup errors and warnings

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HTML Validator

Openacs.org Desktop Performance

How Well Openacs.org Performs On Desktops?

Website desktop performance and usability tips

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Speed

88%

Leverage browser caching

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Minify JavaScript

Minify CSS

Minify HTML

Updated: 09/13/2015

Openacs.org Mobile Performance

How Optimized Is Openacs.org for Mobile Devices?

Tips on speeding up mobile site performance

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Usability

89%

Size content to viewport

Size tap targets appropriately

Updated: 09/13/2015

Openacs.org Nearest Competitors

Estimated Nearest Competitors Of Openacs.org

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Openacs.org URL Typos

Most common user URL mistypes for openacs.org

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www.openacs.net
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Total Resources	22
Number of Hosts	1
Static Resources	21
JavaScript Resources	1
CSS Resources	5

CSS	23.9 KBytes
Images	9.2 KBytes
HTML	22.6 KBytes
JavaScript	49.2 KBytes

Total Resources	22
Number of Hosts	1
Static Resources	21
JavaScript Resources	1
CSS Resources	5

CSS	23.9 KBytes
Images	9.2 KBytes
HTML	22.6 KBytes
JavaScript	49.2 KBytes