What is ASN AS204120?

ASN AS204120 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS204120?

AS204120 is listed under Colibri Consulting B.V.B.A..

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS204120 Colibri Consulting B.V.B.A.

ASN Lookup Tool

Colibri Consulting B.V.B.A. colibri-consulting.be

BE 4 Routes

AS Data

AS204120

AS204120 – Colibri Consulting B.V.B.A.

AS Number	204120
AS Name	COLIBRI-CONSULTING-AS
Organization	Colibri Consulting B.V.B.A. (org-ccb14-ripe)
Country	BE
Website	colibri-consulting.be
Number of IPv4 Routes	3
Number of IPv6 Routes	1
ASN type	BUSINESS
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2015-08-21

ASN Intelligence API for production workflows

Use ASN data for AS204120 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
185.59.196.0/22	AS204120	Colibri Consulting B.V.B.A.	Colibri Consulting B.V.B.A.	1024
185.114.51.0/24	AS204120	Colibri Consulting B.V.B.A.	Cloud Infrastructure	256
2a06:6e40::/29	AS204120	Colibri Consulting B.V.B.A.	CLOUD Infra BE	~634×10²⁷
185.114.48.0/22	AS204120	Colibri Consulting B.V.B.A.	Cloud Infrastructure	1024

Raw Whois Response

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

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

% Information related to 'AS203940 - AS205662'

as-block:       AS203940 - AS205662
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:        2026-03-05T15:29:31Z
last-modified:  2026-03-05T15:29:31Z
source:         RIPE

% Information related to 'AS204120'

% Abuse contact for 'AS204120' is 'ripe@colibri-consulting.be'

aut-num:        AS204120
as-name:        COLIBRI-CONSULTING-AS
org:            ORG-CCB14-RIPE
import:         from AS39923 accept ANY
export:         to AS39923 announce AS-COLIBRI-CONSULTING
admin-c:        WDH1234-RIPE
tech-c:         WDH1234-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         COLIBRICONSULTING-MNT
created:        2015-08-21T11:56:17Z
last-modified:  2019-03-29T16:27:21Z
source:         RIPE

organisation:   ORG-CCB14-RIPE
org-name:       Colibri Consulting B.V.B.A.
country:        BE
org-type:       LIR
address:        Hogeweg 5
address:        3118
address:        Werchter
address:        BELGIUM
phone:          +32495299349
admin-c:        WDH1234-RIPE
tech-c:         WDH1234-RIPE
abuse-c:        AR33257-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        COLIBRICONSULTING-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         COLIBRICONSULTING-MNT
created:        2015-08-20T07:16:49Z
last-modified:  2020-12-16T13:31:41Z
source:         RIPE # Filtered

person:         Wim De Houwer
address:        Colibri Consulting
address:        Hogeweg 5
address:        B-3118 Werchter
address:        Belgium
phone:          +32495299349
nic-hdl:        WDH1234-RIPE
mnt-by:         COLIBRICONSULTING-MNT
created:        2006-11-08T12:37:33Z
last-modified:  2009-08-05T13:54:47Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.121.2 (SHETLAND)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS203940 - AS205662",
    "description" : [ "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" ],
    "date_created" : "2026-03-05",
    "date_updated" : "2026-03-05",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS204120",
    "as_name" : "COLIBRI-CONSULTING-AS",
    "status" : "ASSIGNED",
    "import" : [ "from AS39923 accept ANY" ],
    "export" : [ "to AS39923 announce AS-COLIBRI-CONSULTING" ],
    "organization" : "ORG-CCB14-RIPE",
    "admin_contacts" : [ "WDH1234-RIPE" ],
    "tech_contacts" : [ "WDH1234-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "COLIBRICONSULTING-MNT" ],
    "date_created" : "2015-08-21",
    "date_updated" : "2019-03-29",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-CCB14-RIPE",
    "name" : "Colibri Consulting B.V.B.A.",
    "type" : "LIR",
    "address" : [ "Hogeweg 5", "3118", "Werchter", "BELGIUM" ],
    "street" : "Hogeweg",
    "city" : "Werchter",
    "zip_code" : "3118",
    "country" : [ "BE" ],
    "phone" : [ "+32495299349" ],
    "admin_contacts" : [ "WDH1234-RIPE" ],
    "tech_contacts" : [ "WDH1234-RIPE" ],
    "abuse_contacts" : [ "AR33257-RIPE" ],
    "mnt_ref" : [ "RIPE-NCC-HM-MNT", "COLIBRICONSULTING-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "COLIBRICONSULTING-MNT" ],
    "date_created" : "2015-08-20",
    "date_updated" : "2020-12-16",
    "source" : "RIPE",
    "addressCountry" : "BELGIUM"
  },
  "administrative_contacts" : [ {
    "handle" : "WDH1234-RIPE",
    "name" : "Wim De Houwer",
    "address" : [ "Colibri Consulting", "Hogeweg 5", "B-3118 Werchter", "Belgium" ],
    "street" : "Hogeweg",
    "city" : "Werchter",
    "zip_code" : "B-3118",
    "country" : "BELGIUM",
    "phone" : [ "+32495299349" ],
    "mnt_by" : [ "COLIBRICONSULTING-MNT" ],
    "date_created" : "2006-11-08",
    "date_updated" : "2009-08-05",
    "source" : "RIPE",
    "addressCountry" : "BELGIUM"
  } ],
  "technical_contacts" : [ {
    "handle" : "WDH1234-RIPE",
    "name" : "Wim De Houwer",
    "address" : [ "Colibri Consulting", "Hogeweg 5", "B-3118 Werchter", "Belgium" ],
    "street" : "Hogeweg",
    "city" : "Werchter",
    "zip_code" : "B-3118",
    "country" : "BELGIUM",
    "phone" : [ "+32495299349" ],
    "mnt_by" : [ "COLIBRICONSULTING-MNT" ],
    "date_created" : "2006-11-08",
    "date_updated" : "2009-08-05",
    "source" : "RIPE",
    "addressCountry" : "BELGIUM"
  } ]
}

Peers

AS Number	Description	Country
AS39923	Unix-Solutions BV	BE
AS6939	Hurricane Electric LLC	US
AS39923	Unix Solutions BV	BE

Upstreams

AS Number	Description	Country
AS6939	Hurricane Electric LLC	US
AS39923	Unix Solutions BV	BE