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Autonomous System

AS137872

China Mobile Hong Kong Company Limited

Announced IPs
168,704
CIDR prefixes
37
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 v1.3.0 — 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 industry
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

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
0.1%
China Mobile Hong Kong Company Limited HK — —
161.81.0.0/18 16.4K
98.3%
China Mobile Hong Kong Company Limited HK Yuen Long District Tin Shui Wai
161.81.128.0/18 16.4K
98.4%
China Mobile Hong Kong Company Limited HK Tuen Mun Tuenmen
223.122.64.0/18 16.4K
0.0%
China Mobile Hong Kong Company Limited HK Sha Tin Tai Wai
223.123.128.0/18 16.4K
0.0%
China Mobile Hong Kong Company Limited HK — —
161.81.64.0/19 8.2K
98.4%
China Mobile Hong Kong Company Limited HK — —
161.81.192.0/19 8.2K
98.3%
China Mobile Hong Kong Company Limited HK Yau Tsim Mong District Tai Kok Tsui
223.122.32.0/19 8.2K
0.0%
China Mobile Hong Kong Company Limited HK Yau Tsim Mong District Mong Kok
223.123.128.0/19 8.2K
0.0%
China Mobile Hong Kong Company Limited HK — —
161.81.96.0/20 4.1K
98.3%
China Mobile Hong Kong Company Limited HK — —
161.81.224.0/20 4.1K
98.6%
China Mobile Hong Kong Company Limited HK — —
223.123.160.0/20 4.1K
0.0%
China Mobile Hong Kong Company Limited HK — —
161.81.112.0/21 2.0K
98.6%
China Mobile Hong Kong Company Limited HK — —
161.81.240.0/21 2.0K
98.5%
China Mobile Hong Kong Company Limited HK — —
182.239.64.0/21 2.0K
99.1%
China Mobile Hong Kong Company Limited HK Yuen Long District Yuen Long
182.239.96.0/21 2.0K
99.0%
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 — —
223.123.184.0/21 2.0K
0.0%
China Mobile Hong Kong Company Limited HK — —
43.252.52.0/22 1.0K
99.2%
China Mobile Hong Kong Company Limited HK Sha Tin Sha Tin Wai
123.136.0.0/22 1.0K
99.2%
China Mobile Hong Kong Company Limited HK — —
203.142.100.0/22 1.0K
38.2%
China Mobile Hong Kong Company Limited HK — —
123.136.4.0/23 512
99.2%
China Mobile Hong Kong Company Limited HK — —
123.136.8.0/23 512
99.2%
China Mobile Hong Kong Company Limited HK — —
123.136.12.0/23 512
99.2%
China Mobile Hong Kong Company Limited HK Yau Tsim Mong District Olympic
161.81.254.0/23 512
98.6%
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 — —
223.122.16.0/23 512
0.0%
China Mobile Hong Kong Company Limited HK — —
223.122.24.0/23 512
0.0%
China Mobile Hong Kong Company Limited HK — —
223.122.30.0/23 512
0.0%
China Mobile Hong Kong Company Limited HK — —
103.15.84.0/24 256
99.2%
China Mobile Hong Kong Company Limited HK — —
103.15.87.0/24 256
99.2%
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
99.2%
China Mobile Hong Kong Company Limited HK — —
123.136.14.0/24 256
99.2%
China Mobile Hong Kong Company Limited HK Kwun Tong District Kwun Tong
161.81.127.0/24 256
98.0%
China Mobile Hong Kong Company Limited HK — —
203.142.96.0/24 256
75.4%
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 — —
223.122.28.0/24 256
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
203.142.112.0/24 174,774 2026-11-13 16:09:35
203.142.107.0/24 173,638 2026-11-13 16:06:35
203.142.111.0/24 173,522 2026-11-13 16:09:35
203.142.110.0/24 171,819 2026-11-13 16:09:35
203.142.105.0/24 170,536 2026-11-13 16:06:35
223.123.168.0/21 167,242 2026-11-13 16:06:35
203.142.100.0/24 166,999 2026-11-13 16:06:35
223.122.160.0/21 166,775 2026-11-13 16:06:36
223.122.224.0/21 165,872 2026-11-13 16:06:36
223.122.192.0/21 165,690 2026-11-13 16:06:36
223.123.136.0/21 165,633 2026-11-13 16:06:36
223.123.160.0/21 165,450 2026-11-13 16:06:35
223.122.216.0/21 165,067 2026-11-13 16:06:36
203.142.101.0/24 164,966 2026-11-13 16:06:35
223.122.248.0/21 164,424 2026-11-13 16:06:36
182.239.70.0/24 164,154 2026-11-13 16:06:35
223.122.88.0/21 163,894 2026-11-13 16:06:35
182.239.68.0/24 163,563 2026-11-13 16:06:35
182.239.69.0/24 163,487 2026-11-13 16:06:35
161.81.80.0/21 163,250 2026-11-13 16:06:35
223.122.120.0/21 163,207 2026-11-13 16:06:35
161.81.112.0/21 163,198 2026-11-13 16:06:35
223.122.56.0/21 163,095 2026-11-13 16:06:35
223.122.152.0/21 162,851 2026-11-13 16:06:36
161.81.16.0/21 162,422 2026-11-13 16:06:35
182.239.64.0/24 162,391 2026-11-13 16:06:35
182.239.65.0/24 162,285 2026-11-13 16:06:35
161.81.48.0/21 162,094 2026-11-13 16:06:35
203.142.96.0/24 161,695 2026-11-13 16:06:35
161.81.104.0/21 161,695 2026-11-13 16:06:35
223.122.48.0/21 161,666 2026-11-13 16:06:35
161.81.72.0/21 161,522 2026-11-13 16:06:35
223.122.112.0/21 161,504 2026-11-13 16:06:35
223.122.80.0/21 161,390 2026-11-13 16:06:35
182.239.102.0/24 160,615 2026-11-13 16:06:35
161.81.8.0/21 160,404 2026-11-13 16:06:35
161.81.144.0/21 160,343 2026-11-13 16:06:35
223.123.128.0/21 160,074 2026-11-13 16:06:36
182.239.96.0/24 159,869 2026-11-13 16:06:35
223.123.184.0/21 159,857 2026-11-13 16:06:35
161.81.152.0/21 159,809 2026-11-13 16:06:35
161.81.184.0/21 159,567 2026-11-13 16:06:35
182.239.97.0/24 159,563 2026-11-13 16:06:35
161.81.216.0/21 159,301 2026-11-13 16:06:35
182.239.101.0/24 159,250 2026-11-13 16:06:35
123.136.4.0/24 159,220 2026-11-13 16:06:35
123.136.13.0/24 159,155 2026-11-13 16:06:35
223.123.152.0/21 159,089 2026-11-13 16:06:36
182.239.100.0/24 158,988 2026-11-13 16:09:35
161.81.136.0/21 158,865 2026-11-13 16:06:35

Showing top 50 of 147 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 168.7K IPv4 addresses distributed across 37 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: 2026-11-13 16:24:05 UTC
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