Networks in Sao Tome and Principe

2 autonomous systems are registered in Sao Tome and Principe (ST). Together they announce 12,288 IPv4 addresses, <0.01% of the announced total, which ranks Sao Tome and Principe #210 of 240 countries.

Autonomous systems22 announce IPv4

IPv4 addresses12,288<0.01% of announced IPv4 · #210 worldwide

Top 5 networks hold100.0%of Sao Tome and Principe's IPv4 space

IPv61 x /32 (65,536 x /48)1 of 2 networks (50%) announce IPv6

Small networks0announce a single /24 (256 addresses) or less

Look up AS328191, the largest network in ST Look up any IP or ASN

All 2 networks in Sao Tome and Principe by IPv4 space

#ASNNetworkIPv4 addressesOf ST

1 AS328191 Companhia Santomense de Telecomunicacoes - Companhia Santomense de Telecomunicacoes 11,264 91.67%

2 AS327725 UNITEL STP SARL - UNITEL STP SARL 1,024 8.33%

Countries of similar size

#207 Turks and Caicos Islands #208 Solomon Islands #209 Chad #211 Vatican City #212 Nauru #213 Tonga All countries

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