Tanzania holds 1,090,816 IPv4 addresses from AFRINIC.
Regional registries have allocated 1,090,816 IPv4 addresses in 203 blocks, 85 IPv6 blocks and 125 network numbers to organisations in Tanzania, the first on 19 Mar 1999. By DB-IP’s count the largest network here is MIC TANZANIA LTD (AS37035).
Registered here vs used here
The RIR count is what was allocated to organisations registered in Tanzania; DB-IP’s count is where it estimates addresses are used. DB-IP places 58,155 more IPv4 addresses in Tanzania than were allocated here, which happens when networks registered elsewhere (cloud providers, multinationals) operate in the country.
Largest networks by IPv4 space in Tanzania
IP Geolocation by DB-IP (ASN Lite × Country Lite, CC BY 4.0).
Allocations per year
Delegation records per year (IPv4 blocks + IPv6 blocks + ASN records) still current in the RIR files. Last 12 years shown.
Download the ranges
Every IPv4 and IPv6 range DB-IP Country Lite places in Tanzania, as CSV. The file carries DB-IP’s attribution, which you must keep if you republish it.
Sources
- NRO RIR delegated-extended statistics · checked 4 Nov 2026
- DB-IP IP to Country Lite (CC BY 4.0) · checked 3 Nov 2026