209712 CSteinweg - C. Steinweg-Handelsveem B.V., NL
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS174 COGENT-174 - Cogent Communications, LLC, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 72348 AS209712 ORIGIN Originate: 256 /24.00 Transit: 0 /0.00 CSteinweg - C. Steinweg-Handelsveem B.V., NL
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 65474 AS209712 CSteinweg - C. Steinweg-Handelsveem B.V., NL 1 0 0 1 0 0.00% Prefix AS Path Aggregation Suggestion 62.133.40.0/24 4777 2516 174 209712
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS209712 1 More Specifics 1 Total Advertisements CSteinweg - C. Steinweg-Handelsveem B.V., NL
62.133.40.0/24 62.133.40.0/22
whois: 402609
IANA has recorded AS209712 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS209712\n % 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.
% Information related to 'AS208189 - AS214345'
as-block: AS208189 - AS214345
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: 2026-02-12T14:40:05Z
last-modified: 2026-02-12T14:40:05Z
source: RIPE
% Information related to 'AS209712'
% Abuse contact for 'AS209712' is 'ripe-ncc-abuse@nl.steinweg.com'
aut-num: AS209712
as-name: CSteinweg
org: ORG-CSB14-RIPE
import: from AS3356 accept ANY
export: to AS3356 announce AS209712
import: from AS174 accept ANY
export: to AS174 announce AS209712
admin-c: RDM510-RIPE
tech-c: RE4455-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: mnt-nl-csteinweg-1
created: 2019-12-18T08:13:05Z
last-modified: 2023-11-20T08:42:45Z
source: RIPE
organisation: ORG-CSB14-RIPE
org-name: C. Steinweg-Handelsveem B.V.
country: NL
reg-nr: 24001123
org-type: LIR
address: Parmentierplein 1
address: 3088 GN
address: Rotterdam
address: NETHERLANDS
phone: +31104879555
admin-c: RDM510-RIPE
tech-c: RE4455-RIPE
abuse-c: AR48498-RIPE
mnt-ref: mnt-nl-csteinweg-1
mnt-by: RIPE-NCC-HM-MNT
mnt-by: mnt-nl-csteinweg-1
created: 2018-10-01T07:49:25Z
last-modified: 2026-05-13T07:07:55Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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% This query was served by the RIPE Database Query Service version 1.122.1 (DEXTER)