AS154339 Zyn Data Technology Solutions Co., Ltd.

Vietnam ZYNDATA-VN APNIC 2 IPv4 prefixes 1 IPv6 prefix

IPv4 addresses

512

IPv6 /48 networks

RPKI

3 valid0 no ROA

Peers and downstreams

Holder

AS name: ZYNDATA-VN
Description: Zyn Data Technology Solutions Co., Ltd. No. 154, Alley 71, Nguyen Thai Hoc Street, Group 6, Quarter 4B, Trang Dai Ward, Dong Nai Province
Organisation: Zyn Data Technology Solutions Co., Ltd.
Abuse contact: Not published
Assigned: 2025-11-03
Registered: 2025-11-04
Record last changed: 2025-11-04 01:38 UTC

138.252.132.0/24 138.252.133.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 85/100

pass	Prefixes covered by valid ROAs 3 of 3 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 1 IPv6 prefix.	15/15
partly	More than one upstream 1 upstream seen in BGP.	5/10
pass	Working abuse contact hm-changed@vnnic.vn 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 2025-11-04.	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/154339"><img src="https://ip-fd.net/badge/asn/154339/health.svg" alt="AS154339 network health on IP-FD.net"></a>

Markdown

[![AS154339 network health](https://ip-fd.net/badge/asn/154339/health.svg)](https://ip-fd.net/asn/154339)

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

Routing changes

Last 30 days

2026-10-04 07:42 UTC	New neighbour	AS38731	upstream
2026-10-04 07:42 UTC	Relationship changed	AS18403	upstream to peer
2026-10-04 07:42 UTC	New prefix	138.252.133.0/24
2026-10-04 07:42 UTC	New prefix	138.252.132.0/24

WHOIS

aut-num:        AS154339
as-name:        ZYNDATA-VN
handle:         AS154339
remarks:        Zyn Data Technology Solutions Co., Ltd.
remarks:        No. 154, Alley 71, Nguyen Thai Hoc Street, Group 6, Quarter 4B, Trang Dai Ward, Dong Nai Province
remarks:        send spam and abuse report to nguyendienthien@zyndata.vn
administrative: NDT36-AP (Nguyen Dien Thien) <nguyendienthien@zyndata.vn>
abuse:          IRT-VNNIC-AP (IRT-VNNIC-AP) <hm-changed@vnnic.vn>
technical:      PTCD1-AP (Pham Tran Cong Danh) <ptcd@zyndata.vn>
registration:   2025-11-04T01:38:31Z
last changed:   2025-11-04T01:38:31Z
source:         APNIC (RDAP)

Routing data

Updated 22 h ago

Registry record

Fetched 22 h ago from APNIC RDAP

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/154339

const res = await fetch('https://ip-fd.net/api/v1/asn/154339', {
  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/154339', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/154339');
curl_setopt($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/154339", 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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