AS24151 China Internet Network Infomation Center

China CNNIC-CRITICAL-AP APNIC 51 IPv4 prefixes 45 IPv6 prefixes

IPv4 addresses

15,616

IPv6 /48 networks

65,536

RPKI

0 valid96 no ROA

Peers and downstreams

Holder

AS name: CNNIC-CRITICAL-AP
Description: China Internet Network Infomation Center 4 South 4th Street,Zhongguuancun,Haidianqu,Beijing,100080 P.R.China
Organisation: China Internet Network Infomation Center
Abuse contact: Not published
Assigned: 2004-08-22
Registered: 2008-09-04
Record last changed: 2021-06-16 01:27 UTC

Routing changes

Last 30 days

2026-10-04 04:59 UTC	Prefix gone	203.119.27.0/24
2026-10-04 04:59 UTC	Prefix gone	2001:dc7:1::/48
2026-10-04 04:59 UTC	New prefix	2001:dc7:5d55::/48

WHOIS

aut-num:        AS24151
as-name:        CNNIC-CRITICAL-AP
handle:         AS24151
remarks:        China Internet Network Infomation Center
remarks:        4 South 4th Street,Zhongguuancun,Haidianqu,Beijing,100080 P.R.China
technical,administrative:IPAS1-AP (CNNIC IPAS CONFEDERATION) <ipas@cnnic.cn>
abuse:          IRT-CNNIC-CN (IRT-CNNIC-CN) <ipas@cnnic.cn>
registration:   2008-09-04T06:40:36Z
last changed:   2021-06-16T01:27:46Z
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/24151

const res = await fetch('https://ip-fd.net/api/v1/asn/24151', {
  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/24151', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/24151');
curl_setopt($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/24151", 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.

AS1280	Internet Systems Consortium, Inc. ISC-AS-1280
AS4808	China Unicom Beijing Province Network CHINA169-BJ
AS4847	China Networks Inter-Exchange CNIX-AP
AS7497	Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS) CSTNET-AS-AP
AS21859	Zenlayer Inc ZEN-ECN
AS23600	Korea Internet Security Agency GDNSKR-KR-KR
AS38283	CHINANET SiChuan Telecom Internet Data Center CHINANET-SCIDC-AS-AP

AS23596	Korea Internet Security Agency EDNSKR-KR-KR
AS31529	DENIC eG DENIC-ANYCAST-AS
AS58858	China Internet Network Infomation Center CNNIC-CRITICAL-AP