AS56042 China Mobile communications corporation

China CMNET-Shanxi-AP APNIC 217 IPv4 prefixes 123 IPv6 prefixes

IPv4 addresses

570,880

IPv6 /48 networks

2,361,377

RPKI

316 valid24 no ROA

Peers and downstreams

Holder

AS name: CMNET-Shanxi-AP
Description: China Mobile communications corporation IP core network of China Mobile Group Shanxi Company Telecommunication Service Provider Shanxi
Organisation: China Mobile Communications Corporation
Abuse contact: Not published
Assigned: 2011-01-18
Registered: 2026-05-22
Record last changed: 2026-08-14 01:27 UTC

111.52.0.0/16 111.52.0.0/21 111.52.10.0/23 111.52.104.0/21 111.52.112.0/20 111.52.12.0/22 111.52.16.0/20 111.52.32.0/19 111.52.64.0/19 111.52.8.0/23 111.52.96.0/21 111.53.0.0/16 111.53.100.0/24 111.53.130.0/24 111.53.155.0/24 111.53.161.0/24 111.53.165.0/24 111.53.204.0/24 111.53.212.0/24 111.53.215.0/24 111.53.220.0/24 111.53.241.0/24 111.53.242.0/24 111.53.243.0/24 111.53.29.0/24 111.53.48.0/24 111.53.67.0/24 117.136.4.0/24 117.136.90.0/23 120.207.0.0/16 120.207.0.0/22 120.207.109.0/24 120.207.111.0/24 120.207.112.0/23 120.207.115.0/24 120.207.118.0/23 120.207.126.0/23 120.207.128.0/22 120.207.133.0/24 120.207.134.0/23 120.207.136.0/21 120.207.144.0/23 120.207.152.0/21 120.207.16.0/23 120.207.160.0/21 120.207.168.0/22 120.207.172.0/23 120.207.175.0/24 120.207.177.0/24 120.207.178.0/23 120.207.180.0/22 120.207.185.0/24 120.207.186.0/23 120.207.188.0/22 120.207.192.0/24 120.207.196.0/22 120.207.20.0/23 120.207.200.0/21 120.207.209.0/24 120.207.210.0/23 120.207.212.0/22 120.207.217.0/24 120.207.218.0/23 120.207.22.0/24 120.207.220.0/22 120.207.224.0/21 120.207.23.0/24 120.207.232.0/23 120.207.235.0/24 120.207.236.0/22 120.207.24.0/21 120.207.241.0/24 120.207.248.0/23 120.207.32.0/23 120.207.34.0/23 120.207.36.0/24 120.207.37.0/24 120.207.38.0/23 120.207.4.0/22 120.207.45.0/24 120.207.46.0/24 120.207.47.0/24 120.207.48.0/21 120.207.56.0/22 120.207.60.0/24 120.207.61.0/24 120.207.62.0/23 120.207.64.0/21 120.207.72.0/24 120.207.74.0/23 120.207.76.0/22 120.207.8.0/21 120.207.80.0/23 120.207.82.0/24 120.207.83.0/24 120.207.84.0/22 120.207.88.0/21 120.207.96.0/21 120.208.0.0/16 120.208.0.0/20 120.208.128.0/19 120.208.16.0/20 120.208.160.0/20 120.208.176.0/20 120.208.192.0/20 120.208.208.0/20 120.208.224.0/20 120.208.240.0/20 120.208.32.0/20 120.208.48.0/20 120.208.64.0/20 120.208.80.0/20 120.208.96.0/19 183.200.0.0/16 183.200.0.0/19 183.200.112.0/20 183.200.128.0/19 183.200.160.0/20 183.200.176.0/20 183.200.192.0/20 183.200.208.0/20 183.200.224.0/20 183.200.240.0/20 183.200.32.0/19 183.200.48.0/20 183.200.64.0/20 183.200.80.0/20 183.200.96.0/20 183.201.0.0/16 183.201.128.0/21 183.201.132.0/24 183.201.136.0/22 183.201.16.0/20 183.201.32.0/21 183.201.8.0/21 183.202.0.0/16 183.202.0.0/20 183.202.104.0/21 183.202.112.0/21 183.202.120.0/21 183.202.128.0/20 183.202.144.0/20 183.202.16.0/20 183.202.160.0/20 183.202.176.0/20 183.202.192.0/20 183.202.208.0/21 183.202.216.0/21 183.202.224.0/21 183.202.232.0/21 183.202.240.0/21 183.202.248.0/21 183.202.32.0/20 183.202.48.0/20 183.202.64.0/20 183.202.80.0/21 183.202.88.0/21 183.202.96.0/21 183.203.128.0/18 183.203.154.0/24 183.203.192.0/19 183.203.196.0/24 183.203.197.0/24 183.203.217.0/24 183.203.224.0/19 183.203.224.0/24 183.203.32.0/19 183.203.33.0/24 183.203.37.0/24 183.203.56.0/24 183.203.57.0/24 211.138.96.0/20 211.142.0.0/20 211.142.16.0/22 211.142.20.0/23 211.142.23.0/24 211.142.24.0/22 211.142.28.0/23 211.142.31.0/24 211.142.32.0/19 211.142.56.0/24 211.142.64.0/19 221.131.0.0/18 221.131.14.0/24 221.180.0.0/20 221.180.16.0/22 221.180.19.0/24 221.180.23.0/24 221.180.24.0/21 221.180.32.0/19 223.104.14.0/24 223.104.197.0/24 223.104.198.0/24 223.104.199.0/24 223.104.200.0/24 223.160.140.0/24 223.160.141.0/24 223.161.204.0/24 223.161.205.0/24 36.134.76.0/23 36.137.12.0/23 36.138.236.0/24 36.164.3.0/24 36.212.201.0/24 39.134.26.0/23 39.134.28.0/23 39.134.30.0/24 39.134.31.0/24 39.135.187.0/24 39.135.188.0/22 39.135.192.0/24 39.136.176.0/23 39.137.18.0/23 39.137.20.0/23 39.137.22.0/24 39.144.95.0/24 39.144.96.0/22

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 83/100

partly	Prefixes covered by valid ROAs 316 of 340 announced prefixes are RPKI valid, 24 have no ROA.	23/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 123 IPv6 prefixes.	15/15
partly	More than one upstream 1 upstream seen in BGP.	5/10
pass	Working abuse contact abuse@chinamobile.com is published.	15/15
fail	Publishes a geofeed No geofeed found. Without one, location databases have to guess.	0/10
pass	No prefixes smaller than /24 or /48 All prefixes are /24 (IPv4) or /48 (IPv6) or larger.	10/10
pass	Registry record maintained Last changed 2026-08-14.	5/5

Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.

Show this on your website

HTML

<a href="https://ip-fd.net/asn/56042"><img src="https://ip-fd.net/badge/asn/56042/health.svg" alt="AS56042 network health on IP-FD.net"></a>

Markdown

[![AS56042 network health](https://ip-fd.net/badge/asn/56042/health.svg)](https://ip-fd.net/asn/56042)

Use rpki.svg instead of health.svg for the RPKI badge.

Routing changes

Last 30 days

No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS56042
as-name:        CMNET-Shanxi-AP
handle:         AS56042
remarks:        China Mobile communications corporation
remarks:        IP core network of China Mobile Group Shanxi Company
remarks:        Telecommunication Service Provider Shanxi
remarks:        Please send abuse e-mail to abuse@chinamobile.com
registrant:     ORG-CMCC1-AP (China Mobile Communications Corporation) <hostmaster@chinamobile.com>
abuse:          IRT-CHINAMOBILE-CN (IRT-CHINAMOBILE-CN) <abuse@chinamobile.com>
technical,administrative:HL1318-AP (haijun li) <hostmaster@chinamobile.com>
registration:   2026-05-22T03:50:58Z
last changed:   2026-08-14T01:27:59Z
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/56042

const res = await fetch('https://ip-fd.net/api/v1/asn/56042', {
  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/56042', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/56042');
curl_setopt($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/56042", 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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