IP address ranges in Puerto Rico
Puerto Rico holds 1,998 IPv4 segments in the IP99 geolocation database, covering 1,145,821 addresses. In the 7 days to 27 October 2026 we newly captured 3,478 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 | 213 | 42.3% |
| Mobile network | 146 | 29.0% |
| Datacenter | 82 | 16.3% |
| Gateway / NAT egress | 30 | 6.0% |
| Education network | 18 | 3.6% |
| Government | 10 | 2.0% |
| Organisation | 4 | 0.8% |
Regions
| Region | Segments | Share |
|---|---|---|
| San Juan | 954 | 47.7% |
| Mayagüez | 159 | 8.0% |
| Bayamón | 86 | 4.3% |
| Ponce | 74 | 3.7% |
| Carolina | 69 | 3.5% |
| Caguas | 54 | 2.7% |
| Humacao | 47 | 2.4% |
| Arecibo | 45 | 2.3% |
| Guaynabo | 38 | 1.9% |
| Aguadilla | 36 | 1.8% |
| Catano | 26 | 1.3% |
| Ceiba | 22 | 1.1% |
| Dorado | 22 | 1.1% |
| Guayama | 21 | 1.1% |
| Morovis | 21 | 1.1% |
| Vega Baja | 19 | 1.0% |
| Río Grande | 17 | 0.9% |
| Jayuya | 16 | 0.8% |
| Fajardo | 14 | 0.7% |
| Luquillo | 14 | 0.7% |
| Manatí | 14 | 0.7% |
| San Germán | 13 | 0.7% |
| San Sebastián | 12 | 0.6% |
| Barranquitas | 11 | 0.6% |
| Cayey | 10 | 0.5% |
| Salinas | 10 | 0.5% |
| Vega Alta | 10 | 0.5% |
| Cabo Rojo | 9 | 0.5% |
| Aguada | 8 | 0.4% |
| Añasco | 8 | 0.4% |
| Corozal | 8 | 0.4% |
| Isabela | 8 | 0.4% |
| Lares | 8 | 0.4% |
| Moca | 8 | 0.4% |
| Utuado | 8 | 0.4% |
| Ciales | 7 | 0.4% |
| Coamo | 7 | 0.4% |
| Santa Isabel | 6 | 0.3% |
| Aibonito | 5 | 0.3% |
| Naranjito | 5 | 0.3% |
Cities
| City | Segments | Share |
|---|---|---|
| San Juan | 954 | 47.7% |
| Mayagüez | 159 | 8.0% |
| Bayamón | 86 | 4.3% |
| Ponce | 74 | 3.7% |
| Carolina | 69 | 3.5% |
| Caguas | 54 | 2.7% |
| Humacao | 47 | 2.4% |
| Arecibo | 45 | 2.3% |
| Guaynabo | 38 | 1.9% |
| Aguadilla | 35 | 1.8% |
| Catano | 26 | 1.3% |
| Dorado | 22 | 1.1% |
| Guayama | 21 | 1.1% |
| Ceiba | 20 | 1.0% |
| Vega Baja | 19 | 1.0% |
| Barahona | 17 | 0.9% |
| Jayuya | 16 | 0.8% |
| Río Grande | 16 | 0.8% |
| Fajardo | 14 | 0.7% |
| Luquillo | 14 | 0.7% |
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 |
|---|---|
| AS14638 | 754 |
| AS10396 | 369 |
| AS11992 | 154 |
| AS53764 | 64 |
| AS14979 | 52 |
| AS12956 | 43 |
| AS11367 | 38 |
| AS21559 | 37 |
| AS23114 | 27 |
| AS18895 | 23 |
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