What is ASN AS203641?

ASN AS203641 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS203641?

AS203641 is listed under B3 Redes Digitales, S.L..

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?

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AS203641 B3 Redes Digitales, S.L.

ASN Lookup Tool

B3 Redes Digitales, S.L. b3online.es

ES 6 Routes

AS Data

AS203641

AS203641 – B3 Redes Digitales, S.L.

AS Number	203641
AS Name	B3-ONLINE
Organization	B3 Redes Digitales, S.L. (org-scs115-ripe)
Country	ES
Website	b3online.es
Number of IPv4 Routes	5
Number of IPv6 Routes	1
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2015-11-26

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a0b:dc40::/32	AS203641	B3 Redes Digitales, S.L.	Safety Capital, S.L	~79×10²⁷
185.107.160.0/24	AS203641	B3 Redes Digitales, S.L.	B3 Redes Digitales, S.L.	256
185.107.161.0/24	AS203641	B3 Redes Digitales, S.L.	B3 Redes Digitales, S.L.	256
193.111.170.0/24	AS203641	B3 Redes Digitales, S.L.	B3 Redes Digitales, S.L.	256
185.107.160.0/22	AS203641	B3 Redes Digitales, S.L.	B3 Redes Digitales, S.L.	1024
5.182.160.0/22	AS34471	Free Technologies Excom S.L.	B3 Redes Digitales, S.L.	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 'AS203113 - AS203887'

as-block:       AS203113 - AS203887
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:        2024-11-12T15:22:00Z
last-modified:  2024-11-12T15:22:00Z
source:         RIPE

% Information related to 'AS203641'

% Abuse contact for 'AS203641' is 'abuse@b3online.es'

aut-num:        AS203641
as-name:        B3-ONLINE
descr:          B3 Redes Digitales, S.L.
descr:          Operador de telecomunicaciones
descr:          https://www.b3online.es
org:            ORG-SCS115-RIPE
import:         from AS39020 accept ANY
export:         to AS39020 announce AS203641
import:         from AS34471 accept ANY
export:         to AS34471 announce AS203641
admin-c:        BRDN1-RIPE
tech-c:         BRDN1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         lir-es-safety-1-MNT
created:        2015-11-26T09:35:07Z
last-modified:  2026-09-07T20:22:11Z
source:         RIPE

organisation:   ORG-SCS115-RIPE
org-name:       Safety Capital, S.L
country:        ES
reg-nr:         B90489188
org-type:       LIR
address:        Calle Lola Flores 25
address:        41210
address:        Guillena, Seville
address:        SPAIN
phone:          +34 699 298 002
admin-c:        SA42524-RIPE
tech-c:         SA42524-RIPE
abuse-c:        AR72503-RIPE
mnt-ref:        lir-es-safety-1-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         lir-es-safety-1-MNT
created:        2023-09-06T07:21:58Z
last-modified:  2026-05-13T07:07:01Z
source:         RIPE # Filtered

role:           B3 Redes Digitales NOC
address:        Avda. Camino de lo Cortao 14, 0 Pt.B Esc. 6
address:        28703 San Sebastian de los Reyes
address:        Madrid, Spain
abuse-mailbox:  abuse@b3online.es
admin-c:        CMGA6-RIPE
tech-c:         CMGA6-RIPE
nic-hdl:        BRDN1-RIPE
mnt-by:         B3-MNT
created:        2026-07-28T14:40:51Z
last-modified:  2026-07-28T14:40:51Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.124.1 (DEXTER)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS203113 - AS203887",
    "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" : "2024-11-12",
    "date_updated" : "2024-11-12",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS203641",
    "as_name" : "B3-ONLINE",
    "description" : [ "B3 Redes Digitales, S.L.", "Operador de telecomunicaciones", "https://www.b3online.es" ],
    "status" : "ASSIGNED",
    "import" : [ "from AS39020 accept ANY", "from AS34471 accept ANY" ],
    "export" : [ "to AS39020 announce AS203641", "to AS34471 announce AS203641" ],
    "organization" : "ORG-SCS115-RIPE",
    "admin_contacts" : [ "BRDN1-RIPE" ],
    "tech_contacts" : [ "BRDN1-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "lir-es-safety-1-MNT" ],
    "date_created" : "2015-11-26",
    "date_updated" : "2026-09-07",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-SCS115-RIPE",
    "name" : "Safety Capital, S.L",
    "type" : "LIR",
    "address" : [ "Calle Lola Flores 25", "41210", "Guillena, Seville", "SPAIN" ],
    "street" : "Calle Lola Flores",
    "city" : "Guillena Seville",
    "zip_code" : "41210",
    "country" : [ "ES" ],
    "phone" : [ "+34 699 298 002" ],
    "admin_contacts" : [ "SA42524-RIPE" ],
    "tech_contacts" : [ "SA42524-RIPE" ],
    "abuse_contacts" : [ "AR72503-RIPE" ],
    "mnt_ref" : [ "lir-es-safety-1-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "lir-es-safety-1-MNT" ],
    "date_created" : "2023-09-06",
    "date_updated" : "2026-05-13",
    "source" : "RIPE",
    "addressCountry" : "SPAIN"
  },
  "administrative_contacts" : [ {
    "handle" : "BRDN1-RIPE",
    "name" : "B3 Redes Digitales NOC",
    "address" : [ "Avda. Camino de lo Cortao 14, 0 Pt.B Esc. 6", "28703 San Sebastian de los Reyes", "Madrid, Spain" ],
    "street" : "Avda. Camino De Lo Cortao",
    "city" : "San Sebastian De Los Reyes",
    "state" : "MADRID",
    "zip_code" : "28703",
    "country" : "SPAIN",
    "abuse_mailbox" : [ "abuse@b3online.es" ],
    "admin_contacts" : [ "CMGA6-RIPE" ],
    "tech_contacts" : [ "CMGA6-RIPE" ],
    "mnt_by" : [ "B3-MNT" ],
    "date_created" : "2026-07-28",
    "date_updated" : "2026-07-28",
    "source" : "RIPE",
    "addressCountry" : "SPAIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "BRDN1-RIPE",
    "name" : "B3 Redes Digitales NOC",
    "address" : [ "Avda. Camino de lo Cortao 14, 0 Pt.B Esc. 6", "28703 San Sebastian de los Reyes", "Madrid, Spain" ],
    "street" : "Avda. Camino De Lo Cortao",
    "city" : "San Sebastian De Los Reyes",
    "state" : "MADRID",
    "zip_code" : "28703",
    "country" : "SPAIN",
    "abuse_mailbox" : [ "abuse@b3online.es" ],
    "admin_contacts" : [ "CMGA6-RIPE" ],
    "tech_contacts" : [ "CMGA6-RIPE" ],
    "mnt_by" : [ "B3-MNT" ],
    "date_created" : "2026-07-28",
    "date_updated" : "2026-07-28",
    "source" : "RIPE",
    "addressCountry" : "SPAIN"
  } ]
}

Peers

AS Number	Description	Country
AS39020	Comvive Servidores S.L.	ES
AS34471	Free Technologies Excom S.L.	ES
AS29119	AIRE NETWORKS DEL MEDITERRANEO SL UNIPERSONAL	ES

Upstreams

AS Number	Description	Country
AS39020	Comvive Servidores S.L.	ES
AS34471	Free Technologies Excom S.L.	ES
AS29119	AIRE NETWORKS DEL MEDITERRANEO SL UNIPERSONAL	ES