ASN Lookup Tool

S.J.M. Steffann steffann.nl NL NL 4 Routes

AS Data

AS203993

AS203993S.J.M. Steffann

AS Number 203993
AS Name STEFFANN-DC-AS
Organization S.J.M. Steffann(org-ssp3-ripe)
Country NL
Website steffann.nl
Number of IPv4 Routes 3
Number of IPv6 Routes 1
ASN type ISP
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2015-09-16

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Use ASN data for AS203993 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
185.54.92.0/23 512
2a00:8642::/32 ~79×10²⁷
185.54.93.0/24 256
185.54.92.0/24 256

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 'AS203993'

% Abuse contact for 'AS203993' is 'abuse@steffann.nl'

aut-num:        AS203993
as-name:        STEFFANN-DC-AS
org:            ORG-SSP3-RIPE
mp-import:      from AS12414 accept ANY
mp-export:      to AS12414 announce AS203993:AS-ALL
mp-import:      from AS50673 accept ANY
mp-export:      to AS50673 announce AS203993:AS-ALL
mp-import:      from AS57771 accept ANY
mp-export:      to AS57771 announce ANY
admin-c:        SJMS-RIPE
tech-c:         SJMS-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         STEFFANN-MNT
created:        2015-09-16T10:51:27Z
last-modified:  2025-01-05T17:45:32Z
source:         RIPE

organisation:   ORG-SSP3-RIPE
org-name:       S.J.M. Steffann
country:        NL
org-type:       LIR
address:        Tienwoningenweg 46
address:        7312 DN
address:        Apeldoorn
address:        NETHERLANDS
phone:          +31622660412
mnt-ref:        STEFFANN-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         STEFFANN-MNT
admin-c:        SJMS-RIPE
abuse-c:        SJMS-RIPE
created:        2012-01-27T14:45:47Z
last-modified:  2021-05-27T12:48:13Z
source:         RIPE # Filtered

role:           SJM Steffann NOC contact
address:        Tienwoningenweg 46
address:        7312 DN Apeldoorn
address:        The Netherlands
admin-c:        SJMS1-RIPE
tech-c:         SJMS1-RIPE
abuse-mailbox:  abuse@steffann.nl
nic-hdl:        SJMS-RIPE
mnt-by:         STEFFANN-MNT
created:        2012-03-06T21:01:48Z
last-modified:  2020-12-15T15:07:54Z
source:         RIPE # Filtered

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

Parsed Whois Response

Peers

AS Number Description Country
AS62167 Tismi BV NL
AS50869 IPng Networks GmbH CH
AS58057 Securebit AG CH
AS39351 31173 Services AB SE
AS6939 Hurricane Electric LLC US
AS60602 Inovare-Prim SRL MD
AS9136 Wobcom GmbH DE
AS198150 SIACOM JSC GE
AS40850 UPIX NETWORKS INTERNATIONAL LLC US
AS267256 ONETIS TECNOLOGIA LTDA BR

Upstreams

AS Number Description Country
AS39120 Convergenze S.p.A. IT
AS50869 IPng Networks GmbH CH
AS58057 Securebit AG CH
AS14840 BR.Digital Telecom BR
AS39351 31173 Services AB SE
AS25091 IP Max SA CH
AS6939 Hurricane Electric LLC US
AS24961 WIIT AG DE
AS8298 IPng Networks GmbH CH
AS5405 Inter.link GmbH DE

Downstreams

AS Number Description Country
AS8038 6connect, Inc. US

Legacy Routes

2607:fae0:f001::/48 67.221.255.0/24 67.221.253.0/24 2607:fae0:f00c::/48 2607:fae0:f00d::/48 67.221.252.0/24

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Frequently Asked Questions

ASN AS203993 is an Autonomous System Number used to identify a network for BGP internet routing.
AS203993 is listed under S.J.M. Steffann.
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.