AS4743 ISIF LIMITED

Hong Kong SAR China ISIF-AS-AP APNIC 0 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

IPv6 /48 networks

RPKI

0 valid0 no ROA

Peers and downstreams

Holder

AS name: ISIF-AS-AP
Description: ISIF LIMITED
Organisation: 77689388
Abuse contact: Not published
Assigned: 2025-08-27
Registered: 2025-08-28
Record last changed: 2025-08-28 05:17 UTC

None announced.

Upstream graph

Upstreams and their upstreams, from BGP paths

Routing changes

Last 30 days

2026-10-04 11:34 UTC

Neighbour gone

AS154162

downstream

WHOIS

aut-num:        AS4743
as-name:        ISIF-AS-AP
handle:         AS4743
remarks:        ISIF LIMITED
registrant:     ORG-AA400-AP (77689388) <noc@isif.net>
technical,administrative:ILA33-AP (ISIF LIMITED administrator) <abuse@isif.net>
abuse:          IRT-ISIF-HK (IRT-ISIF-HK) <abuse@isif.net>
registration:   2025-08-28T05:16:53Z
last changed:   2025-08-28T05:17:22Z
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/4743

const res = await fetch('https://ip-fd.net/api/v1/asn/4743', {
  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/4743', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/4743');
curl_setopt($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/4743", 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.

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