AS213404 Suzhou Yesong Information Technology Co., Ltd.

China YstronTek-Networks RIPE 2 IPv4 prefixes 2 IPv6 prefixes

IPv4 addresses

512

IPv6 /48 networks

RPKI

4 valid0 no ROA

Peers and downstreams

Holder

AS name: YstronTek-Networks
Description: Suzhou Yesong Information Technology Co., Ltd.
Organisation: Suzhou Yesong Information Technology Co., Ltd.
Abuse contact: abuse@yesongit.com
Assigned: 2025-02-16
Registered: 2025-02-17
Record last changed: 2025-12-11 19:27 UTC

84.54.2.0/24 84.54.3.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 85/100

pass	Prefixes covered by valid ROAs 4 of 4 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 2 IPv6 prefixes.	15/15
partly	More than one upstream 1 upstream seen in BGP.	5/10
pass	Working abuse contact abuse@yesongit.com is published.	15/15
fail	Publishes a geofeed No geofeed found. Without one, location databases have to guess.	0/10
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 2025-12-11.	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/213404"><img src="https://ip-fd.net/badge/asn/213404/health.svg" alt="AS213404 network health on IP-FD.net"></a>

Markdown

[![AS213404 network health](https://ip-fd.net/badge/asn/213404/health.svg)](https://ip-fd.net/asn/213404)

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

Routing changes

Last 30 days

No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS213404
as-name:        YstronTek-Networks
org:            ORG-SYIT3-RIPE
sponsoring-org: ORG-ANL60-RIPE
admin-c:        SYIT3-RIPE
tech-c:         SYIT3-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         YESONGIT-NETWORKS-MNT
created:        2025-02-17T09:34:10Z
last-modified:  2025-12-11T19:27:18Z
source:         RIPE
% 4 routing policy lines (import/export) not shown

Routing data

Updated 10 h ago

Registry record

Fetched 10 h ago 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/213404

const res = await fetch('https://ip-fd.net/api/v1/asn/213404', {
  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/213404', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/213404');
curl_setopt($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/213404", 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))

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