AS4783 SYSTEX CORPORATION

Taiwan SYSNET-AS1 APNIC 7 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

40,960

IPv6 /48 networks

RPKI

7 valid0 no ROA

Peers and downstreams

Holder

AS name: SYSNET-AS1
Description: SYSTEX CORPORATION SYSNET BUSINESS UINT Taipei Taiwan R.O.C.
Organisation: SYSTEX CORPORATION
Abuse contact: Not published
Assigned: 1996-07-08
Registered: 2008-09-04
Record last changed: 2025-11-06 09:06 UTC

202.39.96.0/20 210.63.0.0/19 210.63.32.0/19 210.67.0.0/20 210.67.112.0/20 210.67.16.0/20 210.67.32.0/19

Routing changes

Last 30 days

2026-10-04 04:15 UTC

Relationship changed

AS7481

upstream to peer

WHOIS

aut-num:        AS4783
as-name:        SYSNET-AS1
handle:         AS4783
remarks:        SYSTEX CORPORATION
remarks:        SYSNET BUSINESS UINT
remarks:        Taipei Taiwan R.O.C.
abuse:          IRT-SYSNET-TW (IRT-SYSNET-TW) <netservice@systex.com>
technical,administrative:JC4-AP (Jackie Chang) <harrison@ms1.hinet.net>
registration:   2008-09-04T06:40:27Z
last changed:   2025-11-06T09:06:02Z
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/4783

const res = await fetch('https://ip-fd.net/api/v1/asn/4783', {
  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/4783', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/4783');
curl_setopt($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/4783", 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.

AS4780	Digital United Inc. SEEDNET
AS9924	Taiwan Fixed Network, Telco and Network Service Provider. TFN-TW