ASN Lookup Tool

PENG YUJEN kskb.eu.org TW TW 9 Routes

AS Data

AS203472

AS203472PENG YUJEN

AS Number 203472
AS Name POEMA-AS-EU
Organization PENG YUJEN (org-poem3-ripe)
Country TW
Website kskb.eu.org
Number of IPv4 Routes 0
Number of IPv6 Routes 9
ASN type ISP
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2022-08-03

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Use ASN data for AS203472 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
2401:5a0:bbbb::/48 ~1×10²⁴
2a12:3fc2:ddff::/48 ~1×10²⁴
2602:feda:a80::/44 ~19×10²⁴
2a0e:b107:2711::/48 ~1×10²⁴
2401:5a0:bbb0::/44 ~19×10²⁴
2406:840:9840::/44 ~19×10²⁴
2a0e:8f02:f046::/48 ~1×10²⁴
2a0e:b107:2710::/44 ~19×10²⁴
2a0e:b107:2716::/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 '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 'AS203472'

% Abuse contact for 'AS203472' is 'abuse@kskb.eu.org'
% Abuse-mailbox validation failed. Please refer to ORG-OG36-RIPE for further information.

aut-num:        AS203472
as-name:        POEMA-AS-EU
descr:          Poema Network(EU)
org:            ORG-POEM3-RIPE
sponsoring-org: ORG-OG36-RIPE
import:         from AS41051 accept ANY
export:         to AS41051 announce AS203472
import:         from AS138997 accept ANY
export:         to AS138997 announce AS203472
import:         from AS134098 accept ANY
export:         to AS134098 announce AS203472
import:         from AS7720 accept ANY
export:         to AS7720 announce AS203472
import:         from AS60326 accept ANY
export:         to AS60326 announce AS203472
import:         from AS58057 accept ANY
export:         to AS58057 announce AS203472
import:         from AS203314 accept ANY
export:         to AS203314 announce AS203472
admin-c:        KSKB-RIPE
tech-c:         KSKB-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         KSKB-MNT
created:        2022-08-03T12:46:14Z
last-modified:  2025-05-03T14:52:25Z
source:         RIPE

organisation:   ORG-POEM3-RIPE
org-name:       PENG YUJEN
country:        TW
reg-nr:         Not Applicable
org-type:       OTHER
address:        P.O.BOX 199 Taipei Liuzhangli, Taiwan(R.O.C.)
abuse-c:        KSKB-RIPE
mnt-ref:        KSKB-MNT
mnt-ref:        OPENFACTORY-NOC
mnt-by:         KSKB-MNT
created:        2022-07-05T11:10:17Z
last-modified:  2026-05-13T06:35:06Z
source:         RIPE # Filtered

role:           Poema Network NOC
address:        P.O.BOX 199 Taipei Liuzhangli Taipei City 10699 Taiwan(R.O.C)
abuse-mailbox:  abuse@kskb.eu.org
nic-hdl:        KSKB-RIPE
mnt-by:         KSKB-MNT
created:        2022-02-28T05:29:10Z
last-modified:  2022-08-06T07:49:47Z
source:         RIPE # Filtered

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

Parsed Whois Response

Peers

AS Number Description Country
AS219412 Oxiwave Internet GB
AS201398 BRYSON GUWIN US
AS58057 Securebit AG CH
AS215527 Xero Networks LTD GB
AS207852 Yonghan Ching MY
AS215750 DAQIAN HUANG CN
AS208694 LEON AARON TIEKOETTER DE
AS202335 Zhanrui Tian CN
AS205008 Junqi Huang CN
AS203236 Mingyang Shen CN
AS215956 MyIP.be AS215956 BE
AS200078 Potat0 Network SG
AS60326 0xDEADBEEF LTD SC
AS202881 Wen Lung Chen TW
AS40929 MoeDove US
AS212085 Alexander Bruegmann DE
AS142281 Yuuta Backbone CA
AS213124 zylinktech LLC US
AS215899 Justas Gudynas LT
AS215934 XU JIA QIAN TW
AS138401 TupleTech Corporation CN
AS212483 LEVEL EIGHTY SIX COMMUNICATIONS LTD GB
AS203314 HATS NETWORK INC. CA
AS216123 ZHU YUAN JIANG TW
AS209552 Hurricane Electric LLC BE
AS211358 Patrizio Palumbo IT
AS204508 Gatterer Manuel trading as MLGT IT
AS212591 N1 Solutions B.V. trading as PLTFRMS NL
AS207530 Timo Schaffert DE
AS7720 Skywolf Technology LLC US
AS199594 Poema eXchange LLC US
AS207705 Jyun Kai Hu TW
AS400671 stypr LLC US
AS210445 CHEN YI WANG TW
AS138997 Eons Data Communications Limited HK
AS204463 Xin Zhao CA
AS210632 Novara Network DE
AS23347 ZYC Network LLC US
AS213605 Liu HaoRan CN
AS215250 Tobias Fiebig DE
AS39753 Kai Liu CN
AS22915 Acuity Technologies LLC US
AS402767 Aspitex LLC US
AS208753 Marco d'Angelo IT
AS139317 Ningbo Dahuamao Information Technology Co Ltd CN
AS214989 Hau Kit Wong HK
AS62787 Snark Holding Corp. US
AS60900 Adrian Trifonov trading as Ssmidge Technologies CA
AS41051 FREETRANSIT Project CH
AS138435 YuetAu Network HK
AS62246 WJY Limited GB
AS44324 MoeDove LLC US
AS199518 Gregory Shapiro US
AS12198 JSMSR Network US
AS26533 STiBaRC US
AS134098 Licson Internet Service HK
AS52112 Gentlent GmbH DE
AS216182 Jorn Dullemans trading as Devcat NL
AS209554 ISIF OU EE
AS212034 sclrnet.com research net CA

Upstreams

AS Number Description Country
AS7720 Skywolf Technology LLC US
AS207705 Jyun Kai Hu TW
AS44324 MoeDove LLC US
AS213605 Liu HaoRan CN

Downstreams

AS Number Description Country
AS199594 Poema eXchange LLC US

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Frequently Asked Questions

ASN AS203472 is an Autonomous System Number used to identify a network for BGP internet routing.
AS203472 is listed under PENG YUJEN.
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.