AS28201 Companhia Itabirana Telecomunicacoes Ltda

AS28201 - Companhia Itabirana Telecomunicacoes Ltda · registered in Brazil

IPv4 addresses68,60832 prefixes · 0.002% of announced IPv4

Rank in Brazil#49largest network in BR by IPv4 space, of 7,969 · 0.09% of BR

Rank worldwide#2,502of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryBrazil8,771 ASNs registered there

Open AS28201 in ASN lookup Look up an IP in this network (45.7.212.1) All networks in Brazil

IPv4 prefixes

All 32 prefixes, in address order.

45.7.212.0/22
45.161.140.0/22
45.191.168.0/22
45.231.8.0/22
45.235.116.0/22
131.161.4.0/22
138.59.20.0/22
138.117.204.0/22
138.121.64.0/22
138.185.24.0/22
168.181.80.0/22
168.195.64.0/22
168.227.8.0/22
170.239.192.0/22
170.239.220.0/22
170.254.160.0/22
177.125.80.0/20
177.152.160.0/20
177.221.72.0/21
179.108.32.0/21
179.108.40.0/22
179.189.96.0/20
181.225.180.0/22
186.216.128.0/20
186.251.200.0/22
187.1.48.0/20
187.17.240.0/20
187.73.0.0/20
187.86.64.0/20
187.108.48.0/20
189.90.240.0/20
191.5.80.0/20

IPv6 prefixes

All 1 prefix.

2804:5c::/32

Other ASNs named Companhia Itabirana Telecomunicacoes Ltda

1 other network uses the same organisation name; together with AS28201 they announce 83,968 IPv4 addresses.

ASNNameIPv4 addresses

AS262669AS262669 - Companhia Itabirana Telecomunicacoes Ltda BR15,360

Similar-sized networks in Brazil

ASNNameIPv4 addresses

AS28186#46 AS28186 - ITS TELECOMUNICACOES LTDA69,632

AS19611#47 AS19611 - Associacao Antonio Vieira - Unisinos69,632

AS28198#48 AS28198 - SEMPRE TELECOMUNICACOES LTDA68,608

AS11993#50 AS11993 - BANCO DO BRASIL S.A.68,352

AS28667#51 AS28667 - VERO S.A67,584

AS19200#52 AS19200 - Universidade Federal do Rio Grande do Sul66,560

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