210.2.4.0/24

CNNIC IPv4 China ALLOCATED PORTABLE AS24406

Registration

APNIC

Range: 210.2.4.0 to 210.2.4.255
CIDR: 210.2.4.0/24
Addresses: 256
Net name: CNNIC
Description: China Network Information Center No.4, Zhongguancun No.4 South Street, Haidian District, Beijing P.O.Box: No.6 Branch-box of No.349 Mailbox, Beijing
Holder: Not published
Status: ALLOCATED PORTABLE
Abuse contact: Not published
Last updated: 2026-10-04

Routing

Announced prefix	Origin	RPKI
210.2.4.0/24	AS24406 CNNIC-CRITICAL-AP	No ROA

Covering allocations

Range	Net name	Status
210.2.0.0 - 210.2.15.255	KNET	ALLOCATED PORTABLE

More specific assignments

No smaller assignments inside this range.

WHOIS

inetnum:        210.2.4.0 - 210.2.4.255
netname:        CNNIC
descr:          China Network Information Center
descr:          No.4, Zhongguancun No.4 South Street,
descr:          Haidian District, Beijing
descr:          P.O.Box: No.6 Branch-box of No.349 Mailbox, Beijing
country:        CN
status:         ALLOCATED PORTABLE
source:         APNIC

Location of the first address

Beijing, China

City named in registry record

Report wrong location

API

curl -H "X-API-Key: YOUR_KEY" https://ip-fd.net/api/v1/network/210.2.4.0/24

const res = await fetch('https://ip-fd.net/api/v1/network/210.2.4.0/24', {
  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/network/210.2.4.0/24', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/network/210.2.4.0/24');
curl_setopt($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/network/210.2.4.0/24", 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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