Dereferer.org dereferer.org - free derefering service

dereferer.org provides free derefering services as well as background knowledge and resources around building and using dereferers.


Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 1.15 sec.
Last Checked: 05/26/2022

Dereferer.org traffic volume is 6,090 unique daily visitors and their 29,539 pageviews. The web value rate of dereferer.org is 515,526 USD. Each visitor makes around 5.19 page views on average.

By Alexa's traffic estimates dereferer.org placed at 3,048 position over the world, while the largest amount of its visitors comes from United States, where it takes 15,375 place.

Dereferer.org is hosted by o2switch SARL in Germany; however, we recommend migrating the server to United States, as it will speed up dereferer.org page load time for the majority of users. See the list of other web pages hosted by o2switch SARL.

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

The last verification results, performed on (November 27, 2019) dereferer.org show that dereferer.org has an expired wildcard SSL certificate issued by DigiCert Inc (expired on April 13, 2020). Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by DigiCert Inc.

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

Relying Google MobileFriendly test dereferer.org is well optimized for mobile and tablet devices.


Global Rank
23,787
Average Load Time
0.55sec
Links In Count
594
Website Value
$481,800

Overview
Last Updated: 05/26/2022
Overall result - dereferer.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: 03/19/2022
dereferer.org is safe.
Norton ConnectSafe evaluates dereferer.org for any unsafe and insecure content. The results are critical for families with young children.
Google Safe Search
Last Updated: 10/12/2016
dereferer.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
dereferer.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
dereferer.org is safe.
McAfee assesses dereferer.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 dereferer.org for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Last Updated: 01/09/2019
dereferer.org child safety is very good.
The WOT calculates reputation of the dereferer.org. This reputation system receives ratings from users and information from third-party sources, assesses the dereferer.org for safety features and confirms, whether dereferer.org is suitable for children.

SSL Information
Domain*.domainkunden.de
Issuer OrganizationDigiCert Inc
IssuerDigiCert SHA2 High Assurance Server CA
AlgorithmRSA-SHA256
Valid form03/20/2017
Expiration04/13/2020
SignedCertificate is not self signed
Additional Domains *.domainkunden.de
domainkunden.de
Server Location

ASN Information

ASN ID: 50474
ASN Title: o2switch SARL

Last Update: 04/20/2022

% 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 'AS47104 - AS52223'

as-block: AS47104 - AS52223
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: 2015-09-30T14:19:22Z
last-modified: 2015-09-30T14:19:22Z
source: RIPE

% Information related to 'AS50474'

% Abuse contact for 'AS50474' is 'abuse@o2switch.fr'

aut-num: AS50474
as-name: O2SWITCH
org: ORG-oS50-RIPE
import: from AS44902 accept any
import: from AS50618 accept any
import: from AS8218 accept any
export: to AS44902 announce AS50474
export: to AS50618 announce AS50474
export: to AS8218 announce AS50474
admin-c: YA460-RIPE
tech-c: YA460-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: MNT-O2SWITCH
mnt-routes: MNT-O2SWITCH
created: 2010-01-22T11:22:57Z
last-modified: 2017-11-15T12:16:25Z
source: RIPE

organisation: ORG-oS50-RIPE
org-name: o2switch SARL
org-type: LIR
address: 222-224 Boulevard Gustave Flaubert
address: 63000
address: Clermont-Ferrand
address: FRANCE
phone: +33444446040
fax-no: +33444446041
admin-c: YA460-RIPE
abuse-c: OAT9-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: MNT-O2SWITCH
mnt-by: RIPE-NCC-HM-MNT
mnt-by: MNT-O2SWITCH
created: 2009-12-31T12:32:05Z
last-modified: 2016-05-30T10:14:29Z
source: RIPE # Filtered

person: YEPES Alexandre
address: O2SWITCH
address: 222-224 Boulevard Gustave Flaubert
address: 63000 Clermont-Ferrand
address: FRANCE
phone: +33.444446040
nic-hdl: YA460-RIPE
created: 2009-12-31T16:42:31Z
last-modified: 2017-01-18T14:31:27Z
source: RIPE # Filtered
mnt-by: MNT-O2SWITCH

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

WHOIS

Domain Name: DEREFERER.ORG
Registry Domain ID: D127338971-LROR
Registrar WHOIS Server: whois.psi-usa.info
Registrar URL: http://www.psi-usa.info
Updated Date: 2020-08-17T01:24:54Z
Creation Date: 2006-08-16T15:06:04Z
Registry Expiry Date: 2021-08-16T15:06:04Z
Registrar Registration Expiration Date:
Registrar: PSI-USA, Inc. dba Domain Robot
Registrar IANA ID: 151
Registrar Abuse Contact Email: domain-abuse@psi-usa.info
Registrar Abuse Contact Phone: +49.94159559482
Reseller:
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registrant Organization: Mrotzeck Agentur fuer Werbung
Registrant State/Province: DE
Registrant Country: DE
Name Server: NS1.DOMAINKUNDEN.DE
Name Server: NS2.DOMAINKUNDEN.DE
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/)
>>> Last update of WHOIS database: 2021-04-24T21:51:17Z


DNS Records
HostA RecordTTL
dereferer.org195.234.228.150300
HostMX RecordPriorityTTL
dereferer.orgqhmx1.colt1.inetserver.de10300
dereferer.orgqhmx2.colt1.inetserver.de10300
HostNS RecordTTL
dereferer.orgns1.domainkunden.de300
dereferer.orgns2.domainkunden.de300
HostTXT RecordTTL

master.domainkunden.de
TTL: 300
Email address: hostmaster.domainkunden.de
Serial: 2016102401
Refresh: 28800
Retry: 7200
Expire: 604800
Minimum: 300


Errors

Last tested: 05/06/2018

Desktop
Desktop Speed
95%

Desktop Resource Breakdown
Total Resources4
Number of Hosts1
Static Resources2
CSS Resources1

Last tested: 12/02/2019

Mobile
Mobile Usability
76%
Mobile Speed
89%

Mobile Resource Breakdown
Total Resources4
Number of Hosts1
Static Resources2
CSS Resources1
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