ASN Lookup Tool

Sewan Nederland B.V. sewan.nl NL NL 12 Routes

AS Data

AS50522

AS50522Sewan Nederland B.V.

AS Number 50522
AS Name SEWAN-NL
Organization Sewan Nederland B.V. (org-pb32-ripe)
Country NL
Website sewan.nl
Number of IPv4 Routes 11
Number of IPv6 Routes 1
ASN type ISP
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2010-02-02

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Use ASN data for AS50522 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
2a03:be00::/32 ~79×10²⁷
81.173.32.0/22 1024
81.173.64.0/20 4096
81.173.0.0/22 1024
81.173.125.0/24 256
81.23.244.0/22 1024
81.173.48.0/20 4096
185.61.68.0/22 1024
109.235.32.0/21 2048
81.173.96.0/22 1024
81.173.7.0/24 256
81.173.126.0/23 512

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 'AS50220 - AS50841'

as-block:       AS50220 - AS50841
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:        2024-08-12T14:10:44Z
last-modified:  2024-08-12T14:10:44Z
source:         RIPE

% Information related to 'AS50522'

% Abuse contact for 'AS50522' is 'abuse@sewan.nl'

aut-num:        AS50522
as-name:        SEWAN-NL
org:            ORG-PB32-RIPE
remarks:        Transits
import:         from AS1299 action pref=100; accept ANY
export:         to AS1299 announce AS50522:AS-SEWAN-NL
import:         from AS3356 action pref=100; accept ANY
export:         to AS3356 announce AS-POCOS
remarks:        Peering
import:         from AS20562 action pref=100; accept ANY
export:         to AS20562 announce AS50522:AS-SEWAN-NL
import:         from AS6939 action pref=160; accept ANY
export:         to AS6939 announce AS50522
import:         from AS202120 action pref=170; accept ANY
export:         to AS202120 announce AS-POCOS
import:         from AS6777 action pref=150; accept ANY
export:         to AS6777 announce ANY
import:         from AS49685 action pref=160; accept ANY
export:         to AS49685 announce AS-POCOS
import:         from AS59865 action pref=1600; accept ANY
export:         to AS59865 announce AS-POCOS
import:         from AS20495 action pref=160; accept ANY
export:         to AS20495 announce AS-POCOS
import:         from AS49917 action pref=150; accept ANY
export:         to AS49917 announce AS-POCOS
import:         from AS206499 action pref=160; accept ANY
export:         to AS206499 announce AS-POCOS
import:         from AS15196 action pref=160; accept ANY
export:         to AS15196 announce AS-POCOS
import:         from AS41441 action pref=150; accept ANY
export:         to AS41441 announce AS-POCOS
import:         from AS34307 action pref=150; accept ANY
export:         to AS34307 announce AS-POCOS
import:         from AS20940 action pref=160; accept AS-AKAMAI
export:         to AS20940 announce AS-POCOS
import:         from AS714 action pref=160; accept AS-APPLE
export:         to AS714 announce AS-POCOS
import:         from AS13335 action pref=160; accept AS-CLOUDFLARE
export:         to AS13335 announce AS-POCOS
import:         from AS3265 action pref=160; accept ANY
export:         to AS3265 announce AS-POCOS
import:         from AS42 action pref=160; accept ANY
export:         to AS42 announce AS-POCOS
import:         from AS3856 action pref=160; accept ANY
export:         to AS3856 announce AS-POCOS
import:         from AS8075 action pref=160; accept ANY
export:         to AS8075 announce AS-POCOS
import:         from AS32934 action pref=160; accept any
export:         to AS32934 announce AS-POCOS
import:         from AS42707 action pref=160; accept any
export:         to AS42707 announce AS-POCOS
import:         from AS39637 action pref=160; accept any
export:         to AS39637 announce AS-POCOS
import:         from AS24730 action pref=160; accept ANY
export:         to AS24730 announce AS-POCOS
import:         from AS9150 action pref=160; accept ANY
export:         to AS9150 announce AS-POCOS
import:         from AS57866 action pref=160; accept ANY
export:         to AS57866 announce AS-POCOS
import:         from AS2906 action pref=160; accept ANY
export:         to AS2906 announce AS-POCOS
remarks:        Customers
import:         from AS207357 action pref=160; accept AS207357
export:         to AS207357 announce ANY
import:         from AS201117 action pref=160; accept AS201117
export:         to AS201117 announce ANY
import:         from AS200342 action pref=160; accept AS200342
export:         to AS200342 announce ANY
admin-c:        SWN50522
tech-c:         SWN50522
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         SEWAN-NL-MNT
created:        2010-02-02T14:34:53Z
last-modified:  2026-05-11T21:14:35Z
source:         RIPE # Filtered

organisation:   ORG-PB32-RIPE
org-name:       Sewan Nederland B.V.
country:        NL
reg-nr:         17097024
org-type:       LIR
address:        Science Park 5218
address:        5692 EG
address:        Son en Breugel
address:        NETHERLANDS
phone:          +31880100700
fax-no:         +31880100799
admin-c:        SWN50522
abuse-c:        SWN50522
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        SEWAN-NL-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         POCOS-MNT
created:        2010-01-15T13:31:04Z
last-modified:  2026-05-13T07:20:34Z
source:         RIPE # Filtered

role:           SEWAN-NL-NOC
address:        Science Park Eindhoven 5218, 5692 EG, Son en Breugel, Netherlands
phone:          +31 88 0100700
admin-c:        SH16106-RIPE
admin-c:        SVZ58-RIPE
tech-c:         SH16106-RIPE
tech-c:         SVZ58-RIPE
abuse-mailbox:  abuse@sewan.nl
nic-hdl:        SWN50522
created:        2026-05-11T20:55:06Z
last-modified:  2026-05-11T21:17:43Z
source:         RIPE # Filtered
mnt-by:         SEWAN-NL-MNT

% This query was served by the RIPE Database Query Service version 1.123 (ABERDEEN)

Parsed Whois Response

Peers

AS Number Description Country
AS51907 Kanton Zug CH
AS58057 Securebit AG CH
AS25220 equada network GmbH DE
AS39249 Netassist International EOOD BG
AS38880 Micron21 Datacentre Pty Ltd AU
AS31133 PJSC MegaFon RU
AS198150 SIACOM JSC GE
AS45352 IP ServerOne Solutions Sdn Bhd MY
AS37468 Angola Cables AO
AS60144 3W Infra B.V. NL
AS199524 G-Core Labs S.A. LU
AS50673 Serverius Holding B.V. NL
AS41960 Nextpertise B.V. NL
AS206499 LOCIX LIMITED GB
AS53062 GGNET TELECOMUNICACOES LTDA BR
AS12859 BIT BV NL
AS206735 Novelcomm LP GR
AS3216 PJSC "Vimpelcom" RU
AS13237 euNetworks GmbH DE
AS21497 PrJSC "VF UKRAINE" UA
AS32590 Valve Corporation US
AS12735 TurkNet Iletisim Hizmetleri A.S. TR
AS559 SWITCH CH
AS51873 Arcade Solutions AG CH
AS8801 Rocket Fibre Ltd GB
AS8447 A1 Telekom Austria AG AT
AS20647 IPB Internet Provider in Berlin GmbH DE
AS41441 Serverius Holding B.V. NL
AS6696 VERIXI SA BE
AS1031 PEER 1031 LLC US
AS1828 Unitas Global US
AS1299 Arelion Sweden AB SE
AS999 CORIX NETWORKS US
AS211358 Patrizio Palumbo IT
AS37497 Network Platforms (PTY) LTD ZA
AS3216 SOVAM AS PJSC "Vimpelcom" NL
AS38158 PT. Cyberindo Aditama ID
AS202365 Omer GOLGELI TR
AS49685 Signet B.V. NL
AS12741 Netia SA PL
AS20495 wd6.NET BV Autonomous System NL
AS41666 Institute for Pyrotechnical Cleaning limited company FI
AS215760 Adam Grazioli IT
AS31027 GlobalConnect A/S DK
AS44620 Netlen Internet Hizmetleri Ltd. Sti. TR
AS209823 Enki Multimedia EURL FR
AS8298 IPng Networks GmbH CH
AS34428 Giulio Lo Presti IT
AS14630 Invesco Group Services, Inc. US
AS41666 Institute for Pyrotechnical Cleaning (limited company) FI
AS6777 Amsterdam Internet Exchange B.V. NL
AS39637 ADES BV NL
AS4455 IX Reach Ltd GB
AS8218 Zayo Infrastructure France SA FR
AS15547 netplus.ch SA CH
AS3212 Telemach Slovenija d.o.o. SI
AS58299 Openfactory GmbH in Liquidation CH
AS24940 Hetzner Online GmbH DE
AS37100 SEACOM Limited MU
AS199938 Netzwerge GmbH DE

Upstreams

AS Number Description Country
AS50869 IPng Networks GmbH CH
AS12552 GlobalConnect AB SE
AS58057 Securebit AG CH
AS7195 EDGEUNO S.A.S CO
AS39249 Netassist International EOOD BG
AS6939 Hurricane Electric LLC US
AS6204 ZET.NET IP Transit RO
AS22356 Durand do Brasil Ltda BR
AS56911 Warian S.R.L. IT
AS37468 Angola Cables AO
AS60144 3W Infra B.V. NL
AS20764 CJSC RASCOM RU
AS37497 Network Platforms PTY LTD ZA
AS47147 ANEXIA Internetdienstleistungs GmbH AT
AS50673 Serverius Holding B.V. NL
AS14840 BR.Digital Telecom BR
AS29632 Netassist International EOOD BG
AS24961 WIIT AG DE
AS12779 IT.Gate S.p.A. IT
AS6696 VERIXI SA BE
AS49917 LayerSwitch B.V. NL
AS1031 PEER 1031 LLC US
AS209022 Tschajera Limited GB
AS30844 Liquid Telecommunications Ltd GB
AS1299 Arelion Sweden AB SE
AS20485 Joint Stock Company TransTeleCom RU
AS3216 SOVAM AS PJSC "Vimpelcom" NL
AS1764 Next Layer Telekommunikationsdienstleistungs und Beratungs GmbH AT
AS25091 IP Max SA CH
AS8298 IPng Networks GmbH CH
AS48362 Stadtwerke Feldkirch AT
AS7713 Telekomunikasi Indonesia PT ID
AS6663 Euroweb Romania S.R.L. RO
AS33891 Core Backbone GmbH DE
AS205103 Telegraph42 Management GmbH DE
AS34019 Hivane Association FR
AS34177 Celeste SAS FR
AS4455 IX Reach Ltd GB
AS8218 operated Upstreamnet gmbh FR
AS15958 CETIN Ltd. Belgrade RS
AS37100 SEACOM Limited MU
AS6057 Administracion Nacional de Telecomunicaciones UY
AS3462 Chunghwa Telecom Co., Ltd. TW
AS5405 Inter.link GmbH DE
AS48646 SDRmedia Verwaltungs GmbH DE
AS41327 Fiber Telecom S.p.A. IT
AS15576 NTS workspace AG CH
AS35280 F5 Networks SARL FR
AS20562 Broadband Hosting B.V. NL
AS9044 BSE Software GmbH CH
AS3356 Level 3 Parent, LLC US
AS137409 GSL Networks Pty LTD AU

Downstreams

AS Number Description Country
AS201117 ZeroPlex B.V. NL
AS1299 Arelion Sweden AB SE
AS200342 24x7 Hosting B.V. NL
AS61349 MaxiTEL Telecom B.V. NL
AS41960 Nextpertise B.V. NL

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Frequently Asked Questions

ASN AS50522 is an Autonomous System Number used to identify a network for BGP internet routing.
AS50522 is listed under Sewan Nederland B.V..
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.