Macao SAR China: IP addresses and networks
Macao SAR China holds 339,712 public IPv4 addresses — 0.009% of all allocated IPv4 space, which ranks it #127 worldwide. Its address space is administered by APNIC.
It also holds enough IPv6 to cover 589,826 end-site networks, a figure that says more about how recently its providers deployed IPv6 than about how many people live there.
15 autonomous system numbers are registered there, and 10 of them currently announce routes on the public internet.
Allocation
- IPv4 addresses
- 339,712
- IPv6 end-site networks
- 589,826
- Share of world IPv4
- 0.009%
- World rank by IPv4
- #127
Network
- Regional registry
- APNIC
- Registered AS numbers
- 15
- Networks announcing routes
- 10
- Country
- MO
Macao SAR China: largest networks
| AS number | Network | IPv4 addresses |
|---|---|---|
| AS4609 | CTM-MO Companhia de Telecomunicacoes de Macau SARL | 265,472 |
| AS7582 | UMAC-AS-AP University of Macau | 65,536 |
| AS133613 | MTEL-AS MTel telecommunication company ltd. | 19,456 |
| AS47674 | NETSOLUTIONS | 8,960 |
| AS136167 | CHINATELECOM-AS-AP CHINA TELECOM MACAU COMPANY LIMITED | 4,608 |
| AS134550 | CITM-NGIA-MRC-MO Centro de Informacoes Tecnologia de Macau | 2,048 |
| AS136793 | MCN-AS-AP MACAU COMMUNICATION NETWORKS COMPANY LIMITED | 2,048 |
| AS138164 | MUST-AS-AP Macau University of Science and Technology | 1,536 |
Allocation reflects when a country's networks joined the internet rather than its population, and addresses registered here can be routed anywhere in the world. That is one of the reasons IP geolocation is an estimate rather than a fact.
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Source: the five regional internet registries' delegated-statistics files and the public IP-to-ASN table. Updated 2026-09-13.