IP address ranges in Saint Helena, Ascension and Tristan da Cunha
Saint Helena, Ascension and Tristan da Cunha holds 14 IPv4 segments in the IP99 geolocation database, covering 1,805 addresses. In the 7 days to 27 October 2026 we newly captured 26 proxy-type addresses there.
Network usage types
The ratio of residential broadband to datacenter address space is the most direct indicator of what kind of proxy risk a region carries: a high datacenter share means datacenter proxies are more likely; a high residential share means home-broadband proxies and dial-up pools are.
| Usage type | Segments | Share |
|---|---|---|
| Residential broadband | 1 | 100.0% |
Regions
| Region | Segments | Share |
|---|---|---|
| Saint Helena | 11 | 78.6% |
| Ascension | 3 | 21.4% |
Cities
| City | Segments | Share |
|---|---|---|
| Jamestown | 10 | 71.4% |
| Georgetown | 3 | 21.4% |
| Longwood | 1 | 7.1% |
Autonomous systems
An ASN identifies the operator of a network. Addresses under one ASN usually share risk characteristics, which is why risk controls often act on whole ASNs rather than single addresses. Operator names are not published here — the machine-readable identity is the ASN.
Look up a single address
Free, no signup: curl https://ip99.com/v1/ip/8.8.8.8 — see the API documentation.
Go deeper
What is my IP address? · How IP location works, and how accurate it is · What an IP address lookup can and cannot tell you