121.204.128.0/19

FUJIAN-XIAMEN-BTL-FJ IPv4 China ASSIGNED NON-PORTABLE AS133774

Registration

APNIC

Range: 121.204.128.0 to 121.204.159.255
CIDR: 121.204.128.0/19
Addresses: 8,192
Net name: FUJIAN-XIAMEN-BTL-FJ
Description: Fujian Xiamen branch Telecom Ltd Fujian Province
Holder: Not published
Status: ASSIGNED NON-PORTABLE
Abuse contact: Not published
Last updated: 2026-04-26

Routing

Announced prefix	Origin	RPKI
121.204.128.0/19	AS133774 CHINATELECOM-FUJIAN-FUZHOU-IDC1	RPKI valid

Covering allocations

Range	Net name	Status
121.204.0.0 - 121.207.255.255	CHINANET-FJ	ALLOCATED PORTABLE

More specific assignments

No smaller assignments inside this range.

WHOIS

inetnum:        121.204.128.0 - 121.204.159.255
netname:        FUJIAN-XIAMEN-BTL-FJ
descr:          Fujian Xiamen branch Telecom Ltd
descr:          Fujian Province
country:        CN
status:         ASSIGNED NON-PORTABLE
source:         APNIC

Location of the first address

Xiamen, China

City named in registry record

Report wrong location

API

curl -H "X-API-Key: YOUR_KEY" https://ip-fd.net/api/v1/network/121.204.128.0/19

const res = await fetch('https://ip-fd.net/api/v1/network/121.204.128.0/19', {
  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/121.204.128.0/19', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/network/121.204.128.0/19');
curl_setopt($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/121.204.128.0/19", 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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