ASN Lookup Tool

Yoonsu Son trading as YSSOFT ys-soft.kr KR KR 2 Routes

AS Data

AS201666

AS201666 – Yoonsu Son trading as YSSOFT

AS Number 201666
AS Name YSSOFT
Organization Yoonsu Son trading as YSSOFT(org-ysta2-ripe)
Country KR
Website ys-soft.kr
Number of IPv4 Routes 0
Number of IPv6 Routes 2
ASN type ISP
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2026-02-04

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Use ASN data for AS201666 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
2607:eb40:6000::/36 ~5×10²⁷
2a06:9801:16::/48 ~1×10²⁴

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 'AS200352 - AS203022'

as-block:       AS200352 - AS203022
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:        2024-10-03T13:30:54Z
last-modified:  2024-10-03T13:30:54Z
source:         RIPE

% Information related to 'AS201666'

% Abuse contact for 'AS201666' is 'abuse@ys-soft.kr'

aut-num:        AS201666
as-name:        YSSOFT
org:            ORG-YSTA2-RIPE
sponsoring-org: ORG-LCTL2-RIPE
import:         from AS216425 accept ANY
export:         to AS216425 announce AS201666
import:         from AS209735 accept ANY
export:         to AS209735 announce AS201666
admin-c:        YS2368-RIPE
tech-c:         YS2368-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         YOONSU-SON-MNT
created:        2026-02-04T15:02:47Z
last-modified:  2026-02-04T15:02:47Z
source:         RIPE

organisation:   ORG-YSTA2-RIPE
org-name:       Yoonsu Son trading as YSSOFT
org-type:       OTHER
address:        604-G12, 1068, Hyohaeng-ro, Hwaseong-si, Gyeonggi-do, 18405, KR
country:        KR
abuse-c:        ACRO62283-RIPE
mnt-ref:        lagrange_cloud-MNT
created:        2026-02-02T15:10:31Z
last-modified:  2026-02-05T16:09:36Z
source:         RIPE # Filtered
mnt-by:         YOONSU-SON-MNT

person:         Yoonsu Son
address:        604-G12, 1068, Hyohaeng-ro, Hwaseong-si, Gyeonggi-do, 18405, KR
phone:          +82 10 7346 9398
nic-hdl:        YS2368-RIPE
mnt-by:         YOONSU-SON-MNT
created:        2025-11-05T04:15:16Z
last-modified:  2025-11-05T04:55:31Z
source:         RIPE

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

Parsed Whois Response

Peers

AS Number Description Country
AS209735 Lagrange Cloud Technologies Limited GB
AS216425 TEFEXIA Co., Ltd. KR

Upstreams

AS Number Description Country
AS209735 Lagrange Cloud Technologies Limited GB

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Frequently Asked Questions

ASN AS201666 is an Autonomous System Number used to identify a network for BGP internet routing.
AS201666 is listed under Yoonsu Son trading as YSSOFT.
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.