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AS4609 Companhia de Telecomunicacoes de Macau SARL

CTM-MO - Companhia de Telecomunicacoes de Macau SARL · registered in Macao

IPv4 addresses265,47263 prefixes · 0.008% of announced IPv4
Rank in Macao#1largest network in MO by IPv4 space, of 9 · 71.72% of MO
Rank worldwide#896of 79,396 networks with IPv4
IPv61 x /32 (65,537 x /48)23 prefixes
CountryMacao10 ASNs registered there
Open AS4609 in ASN lookup Look up an IP in this network (27.109.128.1) All networks in Macao

IPv4 prefixes

All 63 prefixes, in address order.

  • 27.109.128.0/17
  • 45.64.20.0/23
  • 45.64.22.0/23
  • 60.246.0.0/17
  • 60.246.128.0/19
  • 60.246.160.0/21
  • 60.246.168.0/21
  • 60.246.176.0/20
  • 60.246.192.0/18
  • 103.233.188.0/22
  • 113.52.64.0/19
  • 113.52.96.0/20
  • 113.52.112.0/21
  • 113.52.120.0/22
  • 113.52.124.0/23
  • 113.52.126.0/23
  • 122.100.128.0/18
  • 122.100.192.0/19
  • 122.100.224.0/20
  • 122.100.240.0/21
  • 122.100.248.0/23
  • 122.100.250.0/24
  • 122.100.251.0/24
  • 122.100.252.0/22
  • 124.198.133.0/24
  • 125.31.0.0/22
  • 125.31.4.0/24
  • 125.31.5.0/24
  • 125.31.6.0/23
  • 125.31.8.0/21
  • 125.31.16.0/22
  • 125.31.20.0/23
  • 125.31.22.0/24
  • 125.31.23.0/24
  • 125.31.24.0/21
  • 125.31.32.0/20
  • 125.31.48.0/21
  • 125.31.56.0/21
  • 180.94.128.0/18
  • 182.93.0.0/18
  • 202.86.128.0/19
  • 202.86.160.0/23
  • 202.86.162.0/24
  • 202.86.163.0/24
  • 202.86.164.0/22
  • 202.86.168.0/21
  • 202.86.176.0/20
  • 202.174.0.0/23
  • 202.174.2.0/24
  • 202.174.3.0/24
  • 202.175.0.0/22
  • 202.175.4.0/23
  • 202.175.6.0/23
  • 202.175.8.0/21
  • 202.175.16.0/20
  • 202.175.32.0/19
  • 202.175.64.0/22
  • 202.175.68.0/22
  • 202.175.72.0/21
  • 202.175.80.0/20
  • 202.175.96.0/19
  • 202.175.160.0/19
  • 205.215.0.0/19

IPv6 prefixes

All 23 prefixes.

  • 2001:f90::/46
  • 2001:f90:4::/46
  • 2001:f90:8::/45
  • 2001:f90:10::/44
  • 2001:f90:20::/44
  • 2001:f90:30::/46
  • 2001:f90:34::/47
  • 2001:f90:36::/48
  • 2001:f90:37::/48
  • 2001:f90:38::/45
  • 2001:f90:40::/42
  • 2001:f90:80::/41
  • 2001:f90:100::/40
  • 2001:f90:200::/39
  • 2001:f90:400::/38
  • 2001:f90:800::/37
  • 2001:f90:1000::/36
  • 2001:f90:2000::/35
  • 2001:f90:4000::/36
  • 2001:f90:5000::/36
  • 2001:f90:6000::/35
  • 2001:f90:8000::/33
  • 2602:f6e9:3::/48

Similar-sized networks in Macao

ASNNameIPv4 addresses
AS7582#2 UMAC-AS-AP - University of Macau65,536
AS133613#3 MTEL-AS - MTel telecommunication company ltd.19,456
AS47674#4 NETSOLUTIONS Net Solutions - Consultoria Em Tecnologias De Informacao, Sociedade Unipessoal LDA8,960

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources