Topsystem.be belongs to Perceval S.A. Check the list of other websites hosted by Perceval S.A.
In terms of rank-to-traffic ratio, topsystem.be has 1,710 unique users per day, viewing 3,454 pages. The rank based value of topsystem.be is 2,595 USD. Every user makes 2.14 pageviews on average.
Topsystem.be boasts a link base consisting of 264 referring domains and 272 external backlinks, as revealed by the data obtained from web network scanning.
Topsystem.be top-level domain belongs to .BE domain zone. Check other webpages in .BE zone.
According the last verification test in January 10, 2026, topsystem.be has an invalid SSL certificate. Click button “Update” SSL Information at the Safety Information section.
Based on data from Google Safe Browsing and Symantec topsystem.be is a fairly safe domain.
Based on Mobile-Friendly test by Google topsystem.be is poorly optimized for mobile phones and tablets. Remember that optimizing your website design for mobile devices ensures that all of your web pages perform well on all devices, page loading speed can also be accelerated.





| WARNING! | Certificate download error. Previous scan results are shown below. |
| Domain | Unknown |
| Issuer Organization | Unknown |
| Issuer | Unknown |
| Algorithm | Unknown |
| Valid form | Unknown |
| Expiration | Unknown |
| Signed | No information |
| Additional Domains |
Alexa Rank shows how popular topsystem.be is in comparison with other sites. The most popular site has Alexa Rank equals 1. If topsystem.be 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 topsystem.be and pageviews on topsystem.be over the past 3 months.
ASN ID: 5463
ASN Title: Perceval S.A.Last Update: 05/19/2025
% 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 'AS5377 - AS5535'
as-block: AS5377 - AS5535
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: 2010-05-11T11:44:34Z
last-modified: 2014-02-24T13:15:16Z
source: RIPE
% Information related to 'AS5463'
% Abuse contact for 'AS5463' is 'noc@perceval.net'
aut-num: AS5463
as-name: PERCEVAL
org: ORG-PA1-RIPE
import: from AS2484 action pref=50; accept AS2484
import: from AS2611 action pref=50; accept AS-BELNET
import: from AS3257 action pref=100; accept ANY
import: from AS4589 action pref=50; accept AS-EASYNETFR
import: from AS6696 action pref=50; accept AS-IONIP
import: from AS6774 action pref=50; accept AS-BELBONETOPEERS
import: from AS8201 action pref=50; accept AS-XS4ALL-BE
import: from AS8674 action pref=50; accept AS8674
import: from AS8916 action pref=200; accept ANY
import: from AS9002 action pref=50; accept AS-RETN
import: from AS12989 action pref=50; accept AS12989
import: from AS13226 action pref=50; accept AS13226
import: from AS16265 action pref=50; accept AS-LEASEWEB
import: from AS20650 action pref=50; accept AS-OPENWEB
import: from AS21502 action pref=50; accept AS-NUMERICABLE
import: from AS23148 action pref=50; accept AS23148
import: from AS28707 action pref=50; accept AS-FIRSTLINK
import: from AS31241 action pref=50; accept AS-ASPBE
import: from AS31449 action pref=50; accept AS-BELCENTER
import: from AS34144 action pref=50; accept AS-RACK66
import: from AS47377 action pref=50; accept AS47377
import: from AS47537 action pref=50; accept AS-WEEPEE
import: from AS49046 action pref=50; accept AS49046
import: from AS49964 action pref=50; accept AS-VERIXI
import: from AS50857 action pref=50; accept AS50857
export: to AS2484 announce AS-PERCEVAL
export: to AS2611 announce AS-PERCEVAL
export: to AS3257 announce AS-PERCEVAL
export: to AS4589 announce AS-PERCEVAL
export: to AS6696 announce AS-PERCEVAL
export: to AS6774 announce AS-PERCEVAL
export: to AS8201 announce AS-PERCEVAL
export: to AS8674 announce AS-PERCEVAL
export: to AS8916 announce AS-PERCEVAL
export: to AS9002 announce AS-PERCEVAL
export: to AS12989 announce AS-PERCEVAL
export: to AS13226 announce AS-PERCEVAL
export: to AS16265 announce AS-PERCEVAL
export: to AS20650 announce AS-PERCEVAL
export: to AS21502 announce AS-PERCEVAL
export: to AS23148 announce AS-PERCEVAL
export: to AS28707 announce AS-PERCEVAL
export: to AS31241 announce AS-PERCEVAL
export: to AS31449 announce AS-PERCEVAL
export: to AS34144 announce AS-PERCEVAL
export: to AS47377 announce AS-PERCEVAL
export: to AS47537 announce AS-PERCEVAL
export: to AS49046 announce AS-PERCEVAL
export: to AS49964 announce AS-PERCEVAL
export: to AS50857 announce AS-PERCEVAL
admin-c: PNOC7-RIPE
tech-c: PNOC7-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
remarks: ---------------------------------------
remarks: Peering requests: peering@perceval.net
remarks: Abuse reports: abuse@perceval.net
remarks: Network problems: noc@perceval.net
remarks: ---------------------------------------
mnt-by: AS5463-MNT
created: 2002-09-16T09:05:19Z
last-modified: 2017-11-15T09:13:41Z
source: RIPE # Filtered
organisation: ORG-PA1-RIPE
org-name: Perceval S.A.
org-type: LIR
address: Rue Tenboschstraat 9
address: B-1000
address: Brussels
address: BELGIUM
phone: +32 2 6409194
fax-no: +32 2 6403154
abuse-c: AR14192-RIPE
admin-c: HJP1-RIPE
mnt-ref: AS5463-MNT
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: AS5463-MNT
created: 2004-04-17T11:00:37Z
last-modified: 2016-11-27T16:15:49Z
source: RIPE # Filtered
role: Perceval Network Operating Center
address: Perceval Technologies
address: Rue Tenboschstraat 9
address: B-1000 Brussels
address: Belgium
abuse-mailbox: abuse@perceval.net
admin-c: HJP1-RIPE
tech-c: WVS78-RIPE
nic-hdl: PNOC7-RIPE
mnt-by: AS5463-MNT
created: 2007-12-21T14:58:52Z
last-modified: 2016-12-03T19:27:50Z
source: RIPE # Filtered
% This query was served by the RIPE Database Query Service version 1.91.2 (HEREFORD)
% .be Whois Server 6.1
%
% The WHOIS service offered by DNS Belgium and the access to the records in the DNS Belgium
% WHOIS database are provided for information purposes only. It allows
% persons to check whether a specific domain name is still available or not
% and to obtain information related to the registration records of
% existing domain names.
%
% DNS Belgium cannot, under any circumstances, be held liable where the stored
% information would prove to be incomplete or inaccurate in any sense.
%
% By submitting a query you agree not to use the information made available
% to:
% - allow, enable or otherwise support the transmission of unsolicited,
% commercial advertising or other solicitations whether via email or otherwise;
% - target advertising in any possible way;
% - to cause nuisance in any possible way to the domain name holders by sending
% messages to them (whether by automated, electronic processes capable of
% enabling high volumes or other possible means).
%
% Without prejudice to the above, it is explicitly forbidden to extract, copy
% and/or use or re-utilise in any form and by any means (electronically or
% not) the whole or a quantitatively or qualitatively substantial part
% of the contents of the WHOIS database without prior and explicit permission
% by DNS Belgium, nor in any attempt thereof, to apply automated, electronic
% processes to DNS Belgium (or its systems).
%
% You agree that any reproduction and/or transmission of data for commercial
% purposes will always be considered as the extraction of a substantial
% part of the content of the WHOIS database.
%
% By submitting the query you agree to abide by this policy and accept that
% DNS Belgium can take measures to limit the use of its whois services in order to
% protect the privacy of its registrants or the integrity of the database.
%
Domain: topsystem.be
Status: NOT AVAILABLE
Registered: Mon Jun 9 1997
Registrant:
Not shown, please visit www.dnsbelgium.be for webbased whois.
Registrar Technical Contacts:
Organisation: Gandi SAS
Language: fr
Phone: +33.170377661
Registrar:
Name: Gandi Sas
Website: https://www.gandi.net
Nameservers:
ns-324.awsdns-40.com
ns-1737.awsdns-25.co.uk
ns-699.awsdns-23.net
ns-1301.awsdns-34.org
Keys:
Flags:
clientTransferProhibited
Please visit www.dnsbelgium.be for more info.
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