AS9645 NEXT SECURITIES CORPORATION

South Korea HYUNDAIFUTURES-AS APNIC 4 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

768

IPv6 /48 networks

RPKI

0 valid4 no ROA

Peers and downstreams

Holder

AS name: HYUNDAIFUTURES-AS
Description: NEXT SECURITIES CORPORATION
Organisation: NEXT SECURITIES CORPORATION
Abuse contact: Not published
Assigned: 1999-08-17

124.137.14.0/24 203.240.128.0/24 203.240.128.224/27 211.47.38.0/24

Routing changes

Last 30 days

2026-10-04 04:15 UTC

New prefix

203.240.128.224/27

WHOIS

aut-num:        AS9645
as-name:        HYUNDAIFUTURES-AS-KR
handle:         AS9645
remarks:        NEXT SECURITIES CORPORATION
technical:      JL125-KR (AS Manager) <webmaster@si-sec.com>
administrative: SA125-KR (AS Manager) <webmaster@si-sec.com>
abuse:          IRT-KRNIC-KR (IRT-KRNIC-KR) <hostmaster@nic.or.kr>
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/9645

const res = await fetch('https://ip-fd.net/api/v1/asn/9645', {
  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/9645', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/9645');
curl_setopt($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/9645", 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.

AS4670	Shinbiro HYUNDAI-KR
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AS9318	SK Broadband Co Ltd SKB-AS-KR