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Autonomous System

AS137872

China Mobile Hong Kong Company Limited

Announced IPs
167,936
CIDR prefixes
42
ASN
AS137872

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

67/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Mobile allocation +2
  • Trust score 67 / 100

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

About China Mobile Hong Kong

China Mobile Hong Kong Company Limited or CMHK, is a wholly owned subsidiary of China Mobile. The company was incepted in January 1997 and was the first PCS operator to launch such services in Hong Kong.

Founded
1997
Headquarters
Hong Kong
Industry
telecommunications
Parent
China Mobile

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Geographic scope Regional
Traffic ratio Mostly Inbound
Peering policy Selective
IRR record AS137872:AS-CUSTOMERS

Present at 1 internet exchange: HKIX: HKIX Peering LAN

AS137872 — global IP footprint

Cities where AS137872 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
223.122.128.0/17 32.8K
0.0%
China Mobile Hong Kong Company Limited HK Tuen Mun Tuenmen
58.82.192.0/18 16.4K
0.0%
China Mobile Hong Kong Company Limited HK
161.81.0.0/18 16.4K
48.2%
China Mobile Hong Kong Company Limited HK Kwun Tong District Sau Mau Ping
161.81.128.0/18 16.4K
11.8%
China Mobile Hong Kong Company Limited HK Kowloon City Kowloon City
223.122.64.0/18 16.4K
0.0%
China Mobile Hong Kong Company Limited HK
223.123.128.0/18 16.4K
0.0%
China Mobile Hong Kong Company Limited HK Sai Kung District Tseung Kwan O
161.81.64.0/19 8.2K
26.1%
China Mobile Hong Kong Company Limited HK
161.81.192.0/19 8.2K
11.4%
China Mobile Hong Kong Company Limited HK
223.122.32.0/19 8.2K
0.0%
China Mobile Hong Kong Company Limited HK Yau Tsim Mong District Mong Kok
161.81.96.0/20 4.1K
16.1%
China Mobile Hong Kong Company Limited HK
161.81.224.0/20 4.1K
9.2%
China Mobile Hong Kong Company Limited HK
161.81.112.0/21 2.0K
18.6%
China Mobile Hong Kong Company Limited HK
161.81.240.0/21 2.0K
10.0%
China Mobile Hong Kong Company Limited HK
203.142.104.0/21 2.0K
0.5%
China Mobile Hong Kong Company Limited HK
203.142.112.0/21 2.0K
0.0%
China Mobile Hong Kong Company Limited HK
43.252.52.0/22 1.0K
71.9%
China Mobile Hong Kong Company Limited HK
182.239.68.0/22 1.0K
77.7%
China Mobile Hong Kong Company Limited HK
182.239.100.0/22 1.0K
49.3%
China Mobile Hong Kong Company Limited HK
203.142.100.0/22 1.0K
36.6%
China Mobile Hong Kong Company Limited HK
123.136.0.0/23 512
99.2%
China Mobile Hong Kong Company Limited HK
123.136.4.0/23 512
94.3%
China Mobile Hong Kong Company Limited HK Yuen Long District Yuen Long
123.136.8.0/23 512
97.1%
China Mobile Hong Kong Company Limited HK
123.136.12.0/23 512
94.5%
China Mobile Hong Kong Company Limited HK
161.81.254.0/23 512
13.1%
China Mobile Hong Kong Company Limited HK
182.239.64.0/23 512
82.0%
China Mobile Hong Kong Company Limited HK
182.239.96.0/23 512
43.2%
China Mobile Hong Kong Company Limited HK
203.142.122.0/23 512
0.0%
China Mobile Hong Kong Company Limited HK
203.142.124.0/23 512
0.8%
China Mobile Hong Kong Company Limited HK
103.15.84.0/24 256
94.9%
China Mobile Hong Kong Company Limited HK
103.15.87.0/24 256
96.1%
China Mobile Hong Kong Company Limited HK
123.136.2.0/24 256
98.8%
China Mobile Hong Kong Company Limited HK
123.136.6.0/24 256
99.2%
China Mobile Hong Kong Company Limited HK
123.136.10.0/24 256
98.8%
China Mobile Hong Kong Company Limited HK
123.136.14.0/24 256
98.8%
China Mobile Hong Kong Company Limited HK
161.81.127.0/24 256
17.2%
China Mobile Hong Kong Company Limited HK
182.239.66.0/24 256
88.3%
China Mobile Hong Kong Company Limited HK
182.239.98.0/24 256
39.5%
China Mobile Hong Kong Company Limited HK
203.142.96.0/24 256
73.4%
China Mobile Hong Kong Company Limited HK
203.142.121.0/24 256
0.0%
China Mobile Hong Kong Company Limited HK
203.142.126.0/24 256
0.0%
China Mobile Hong Kong Company Limited HK
223.122.17.0/24 256
0.0%
China Mobile Hong Kong Company Limited HK
223.122.25.0/24 256
0.0%
China Mobile Hong Kong Company Limited HK

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS137872 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
203.142.112.0/24 114,321 2026-07-24 18:47:26
203.142.106.0/24 114,124 2026-07-24 18:47:26
203.142.107.0/24 113,660 2026-07-24 18:47:26
203.142.113.0/24 113,654 2026-07-24 18:47:26
203.142.109.0/24 113,407 2026-07-24 18:47:26
203.142.111.0/24 113,080 2026-07-24 18:47:26
203.142.108.0/24 113,018 2026-07-24 18:47:26
203.142.102.0/24 112,792 2026-07-24 18:47:26
203.142.103.0/24 112,240 2026-07-24 18:47:26
203.142.104.0/24 112,141 2026-07-24 18:47:26
203.142.110.0/24 111,101 2026-07-24 18:47:26
203.142.105.0/24 110,623 2026-07-24 18:47:26
203.142.100.0/24 107,046 2026-07-24 18:47:26
223.122.160.0/21 106,901 2026-07-24 18:43:44
223.123.168.0/21 106,858 2026-07-24 18:43:44
223.122.192.0/21 105,863 2026-07-24 18:43:44
223.122.224.0/21 105,665 2026-07-24 18:43:44
223.123.160.0/21 105,471 2026-07-24 18:43:44
223.122.216.0/21 105,300 2026-07-24 18:43:44
203.142.101.0/24 104,976 2026-07-24 18:47:26
223.122.248.0/21 104,704 2026-07-24 18:43:44
182.239.70.0/24 104,446 2026-07-24 18:18:36
223.122.88.0/21 104,050 2026-07-24 18:43:44
182.239.69.0/24 103,664 2026-07-24 19:44:19
161.81.112.0/21 103,614 2026-07-24 18:18:36
182.239.68.0/24 103,570 2026-07-24 18:18:36
223.122.120.0/21 103,550 2026-07-24 18:43:44
161.81.80.0/21 103,440 2026-07-24 18:18:36
223.122.56.0/21 103,353 2026-07-24 18:43:44
223.123.136.0/21 103,150 2026-07-24 18:43:44
223.122.152.0/21 103,013 2026-07-24 18:43:44
161.81.16.0/21 102,935 2026-07-24 18:18:36
58.82.216.0/21 102,916 2026-07-24 18:46:49
182.239.64.0/24 102,755 2026-07-24 18:18:36
182.239.65.0/24 102,699 2026-07-24 19:44:19
161.81.48.0/21 102,654 2026-07-24 18:18:36
223.122.48.0/21 102,188 2026-07-24 18:43:44
161.81.104.0/21 102,187 2026-07-24 18:18:36
161.81.72.0/21 102,054 2026-07-24 18:18:36
223.122.112.0/21 102,048 2026-07-24 18:43:44
203.142.96.0/24 101,597 2026-07-24 18:47:26
223.122.80.0/21 101,586 2026-07-24 18:43:44
161.81.8.0/21 100,989 2026-07-24 18:18:36
182.239.102.0/24 100,743 2026-07-24 18:18:36
161.81.144.0/21 100,411 2026-07-24 18:18:36
123.136.4.0/24 100,212 2026-07-24 18:18:36
182.239.96.0/24 100,159 2026-07-24 18:18:36
203.142.123.0/24 100,133 2026-07-24 18:47:26
123.136.13.0/24 100,082 2026-07-24 18:18:36
58.82.248.0/21 100,007 2026-07-24 18:46:49

Showing top 50 of 141 announced prefixes by sample volume.

Frequently Asked Questions

What is AS137872?

AS137872 is an Autonomous System Number assigned to China Mobile Hong Kong Company Limited. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS137872 announce?

AS137872 announces 167.9K IPv4 addresses distributed across 42 routed CIDR prefixes. The network is registered in Hong Kong.

Who operates AS137872?

AS137872 is operated by China Mobile Hong Kong Company Limited. The organization is based in Hong Kong. You can view all IP ranges and related ASNs on the organization page.

What country is AS137872 registered in?

AS137872 is registered in Hong Kong. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 19:55:31 UTC
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