AS203472 PENG YUJEN

Taiwan POEMA-AS-EU RIPE 0 IPv4 prefixes 9 IPv6 prefixes

IPv4 addresses

IPv6 /48 networks

RPKI

6 valid3 no ROA

Peers and downstreams

Holder

AS name: POEMA-AS-EU
Description: Poema Network(EU)
Organisation: PENG YUJEN
Abuse contact: abuse@kskb.eu.org
Assigned: 2022-08-02
Registered: 2022-08-03
Record last changed: 2025-05-03 14:52 UTC

None announced.

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade A · 92/100

partly	Prefixes covered by valid ROAs 6 of 9 announced prefixes are RPKI valid, 3 have no ROA.	17/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 9 IPv6 prefixes.	15/15
pass	More than one upstream 2 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@kskb.eu.org is published.	15/15
pass	Publishes a geofeed A geofeed (RFC 8805) tells where the address space is used.	10/10
pass	No prefixes smaller than /24 or /48 All prefixes are /24 (IPv4) or /48 (IPv6) or larger.	10/10
pass	Registry record maintained Last changed 2025-05-03.	5/5

Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.

Show this on your website

HTML

<a href="https://ip-fd.net/asn/203472"><img src="https://ip-fd.net/badge/asn/203472/health.svg" alt="AS203472 network health on IP-FD.net"></a>

Markdown

[![AS203472 network health](https://ip-fd.net/badge/asn/203472/health.svg)](https://ip-fd.net/asn/203472)

Use rpki.svg instead of health.svg for the RPKI badge.

Routing changes

Last 30 days

2026-10-04 09:56 UTC	New neighbour	AS62787	peer
2026-10-04 09:56 UTC	New neighbour	AS52112	peer
2026-10-04 09:56 UTC	New neighbour	AS402767	peer
2026-10-04 09:56 UTC	New neighbour	AS400671	peer
2026-10-04 09:56 UTC	New neighbour	AS39753	peer
2026-10-04 09:56 UTC	New neighbour	AS22915	peer
2026-10-04 09:56 UTC	New neighbour	AS219079	peer
2026-10-04 09:56 UTC	New neighbour	AS218904	peer
2026-10-04 09:56 UTC	New neighbour	AS216182	peer
2026-10-04 09:56 UTC	New neighbour	AS215899	peer
2026-10-04 09:56 UTC	New neighbour	AS213124	peer
2026-10-04 09:56 UTC	New neighbour	AS212591	peer
2026-10-04 09:56 UTC	New neighbour	AS212085	peer
2026-10-04 09:56 UTC	New neighbour	AS212034	peer
2026-10-04 09:56 UTC	New neighbour	AS211358	peer
2026-10-04 09:56 UTC	New neighbour	AS210825	peer
2026-10-04 09:56 UTC	New neighbour	AS209552	peer
2026-10-04 09:56 UTC	New neighbour	AS208694	peer
2026-10-04 09:56 UTC	New neighbour	AS207852	peer
2026-10-04 09:56 UTC	New neighbour	AS207530	peer
2026-10-04 09:56 UTC	New neighbour	AS205008	peer
2026-10-04 09:56 UTC	New neighbour	AS204463	peer
2026-10-04 09:56 UTC	New neighbour	AS202119	peer
2026-10-04 09:56 UTC	New neighbour	AS200078	peer
2026-10-04 09:56 UTC	New neighbour	AS139317	peer
2026-10-04 09:56 UTC	New neighbour	AS138401	peer
2026-10-04 09:56 UTC	New neighbour	AS13334	peer
2026-10-04 09:56 UTC	New neighbour	AS207705	upstream

WHOIS

aut-num:        AS203472
as-name:        POEMA-AS-EU
descr:          Poema Network(EU)
org:            ORG-POEM3-RIPE
sponsoring-org: ORG-OG36-RIPE
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
% 14 routing policy lines (import/export) not shown

Routing data

Updated just now

Registry record

Fetched just now from RIPE

Prefixes and neighbours come from the RIPE RIS route collectors. Data older than 5 minutes is refreshed when this page is opened.

API

curl -H "X-API-Key: YOUR_KEY" https://ip-fd.net/api/v1/asn/203472

const res = await fetch('https://ip-fd.net/api/v1/asn/203472', {
  headers: { 'X-API-Key': 'YOUR_KEY' }
});
const data = await res.json();
console.log(data);

import requests

r = requests.get('https://ip-fd.net/api/v1/asn/203472', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/203472');
curl_setopt($ch, CURLOPT_HTTPHEADER, ['X-API-Key: YOUR_KEY']);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$data = json_decode(curl_exec($ch), true);
print_r($data);

req, _ := http.NewRequest("GET", "https://ip-fd.net/api/v1/asn/203472", nil)
req.Header.Set("X-API-Key", "YOUR_KEY")
res, err := http.DefaultClient.Do(req)
if err != nil {
    log.Fatal(err)
}
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))

Works without a key at a lower rate. Get a free key.

AS7720	Skywolf Technology LLC SKYWOLF-AS-AP
AS207705	Jyun-Kai Hu JK-NETWORK

AS13334	Rapidzone RAPIDZONE
AS22915	Acuity Technologies LLC ATAS-01
AS39753	Kai Liu LIUXYON
AS52112	Gentlent GmbH GENTLENT-AS
AS62787	Snark Holding Corp. SNARKNET
AS138401	TupleTech Corporation TUPLENET2-AS-AP
AS139317	Ningbo Dahuamao Information Technology Co Ltd ZX-AS-AP
AS199594	Poema eXchange LLC PMIX-AS
AS200078	Potat0 AS-POTAT0
AS202119	Malthe Kragh Tankred MALTHETANKRED
AS204463	Xin Zhao XINZHAO
AS205008	HExpNetwork
AS207530	Timo Schaffert TIMOSCHAFFERT
AS207852	Y525-Network
AS208694	LEON AARON TIEKOETTER LEON-AARON-TIEKOETTER
AS209552	Jan Siroky Jan
AS210825	Teigtascherlfabrik
AS211358	Ipv6go AS-IPV6GO
AS212034	Zezhu Yu ZEZHU-YU-AS
AS212085	Brueggus BRUEGGUS-AS
AS212591	N1 Solutions B.V. trading as PLTFRMS PLTFRMS
AS213124	zylinktech LLC zylinktech-net
AS215899	Gudis-Net GUDIS-NET
AS216182	Jorn Dullemans trading as Devcat devcat
AS218904	NextIX UG NEXTIX
AS219079	Eko Andri Prasetyo EKO-ANDRI-PRASETYO
AS400671	stypr LLC STYPR
AS402767	Aspitex ASPITEX-AS