IP address ranges in Guam
Guam holds 230 IPv4 segments in the IP99 geolocation database, covering 253,760 addresses. In the 4 days to 12 September 2026 we newly captured 188 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 | 31 | 43.7% |
| Gateway / NAT egress | 18 | 25.4% |
| Mobile network | 12 | 16.9% |
| Datacenter | 7 | 9.9% |
| Education network | 3 | 4.2% |
Regions
| Region | Segments | Share |
|---|---|---|
| Yigo | 58 | 25.2% |
| Dededo | 57 | 24.8% |
| Tamuning | 50 | 21.7% |
| Hagatna | 29 | 12.6% |
| Agat | 24 | 10.4% |
| Piti | 4 | 1.7% |
| Barrigada | 2 | 0.9% |
| Mangilao | 2 | 0.9% |
| Santa Rita | 2 | 0.9% |
| Agana Heights | 1 | 0.4% |
| Yona | 1 | 0.4% |
Cities
| City | Segments | Share |
|---|---|---|
| Yigo Village | 58 | 25.2% |
| Dededo Village | 57 | 24.8% |
| Tamuning-Tumon-Harmon Village | 50 | 21.7% |
| Hagåtña | 29 | 12.6% |
| Agat Village | 24 | 10.4% |
| Piti Village | 4 | 1.7% |
| Barrigada Village | 2 | 0.9% |
| Mangilao Village | 2 | 0.9% |
| Santa Rita Village | 2 | 0.9% |
| Agana Heights Village | 1 | 0.4% |
| Yona Village | 1 | 0.4% |
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.
| ASN | Segments |
|---|---|
| AS3605 | 46 |
| AS140627 | 37 |
| AS9246 | 35 |
| AS7131 | 31 |
| AS21996 | 12 |
| AS54113 | 11 |
| AS17456 | 10 |
| AS13335 | 8 |
| AS36183 | 7 |
| AS55256 | 7 |
Look up a single address
Free, no signup: curl https://ip99.com/v1/ip/8.8.8.8 — see the API documentation.