AS4782 Data Communication Business Group

Taiwan GSNET APNIC 17 IPv4 prefixes 2 IPv6 prefixes

IPv4 addresses

414,208

IPv6 /48 networks

131,072

RPKI

18 valid1 no ROA

Peers and downstreams

Holder

AS name: GSNET
Description: Data Communication Business Group Chunghwa Telecom Co., Ltd. Taipei Taiwan
Organisation: Data Communication Business Group
Abuse contact: Not published
Assigned: 1996-07-08
Registered: 2008-09-04
Record last changed: 2025-11-06 09:05 UTC

103.160.86.0/23 117.56.0.0/16 117.56.0.0/18 124.199.64.0/19 124.199.96.0/20 163.29.0.0/16 203.65.0.0/17 203.65.128.0/19 210.241.0.0/17 210.69.0.0/16 210.69.234.0/24 211.79.128.0/19 211.79.160.0/19 223.200.0.0/16 61.57.32.0/19 61.60.0.0/17 61.67.64.0/19

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 84/100

partly	Prefixes covered by valid ROAs 18 of 19 announced prefixes are RPKI valid, 1 have no ROA.	24/25
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 egov@service.gov.tw 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 2025-11-06.	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/4782"><img src="https://ip-fd.net/badge/asn/4782/health.svg" alt="AS4782 network health on IP-FD.net"></a>

Markdown

[![AS4782 network health](https://ip-fd.net/badge/asn/4782/health.svg)](https://ip-fd.net/asn/4782)

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

Routing changes

Last 30 days

2026-10-04 11:37 UTC

Relationship changed

AS7481

upstream to peer

WHOIS

aut-num:        AS4782
as-name:        GSNET
handle:         AS4782
remarks:        Data Communication Business Group
remarks:        Chunghwa Telecom Co., Ltd.
remarks:        Taipei Taiwan
abuse:          IRT-GSN-TW (IRT-GSN-TW) <egov@service.gov.tw>
technical,administrative:CY80-AP (Chung-Yung Kang) <cykang@ms1.hinet.net>
registration:   2008-09-04T06:40:32Z
last changed:   2025-11-06T09:05:59Z
source:         APNIC (RDAP)

Routing data

Updated just now

Registry record

Fetched just now 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/4782

const res = await fetch('https://ip-fd.net/api/v1/asn/4782', {
  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/4782', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/4782');
curl_setopt($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/4782", 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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