IP address ranges in Puerto Rico

Puerto Rico holds 2,075 IPv4 segments in the IP99 geolocation database, covering 1,143,252 addresses. In the 4 days to 12 September 2026 we newly captured 2,509 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 typeSegmentsShare
Residential broadband21442.1%
Mobile network14528.5%
Datacenter8516.7%
Gateway / NAT egress305.9%
Education network203.9%
Government102.0%
Organisation40.8%

Regions

RegionSegmentsShare
San Juan88642.7%
Mayagüez1426.8%
Bayamón964.6%
Carolina793.8%
Ponce723.5%
Humacao713.4%
Arecibo623.0%
Caguas522.5%
Guaynabo512.5%
Aguadilla391.9%
Dorado381.8%
Catano321.5%
Río Grande281.3%
Vega Baja281.3%
San Germán221.1%
Manatí211.0%
Luquillo201.0%
Toa Baja180.9%
Guayama170.8%
Isabela170.8%
Corozal160.8%
Morovis150.7%
Cabo Rojo140.7%
Fajardo140.7%
Jayuya120.6%
Trujillo Alto120.6%
Cayey110.5%
Lares110.5%
San Sebastián110.5%
Moca90.4%
Canóvanas80.4%
Ceiba80.4%
Loíza80.4%
Añasco70.3%
Barranquitas70.3%
Naranjito70.3%
Santa Isabel70.3%
Vega Alta70.3%
Cidra60.3%
Coamo60.3%

Cities

CitySegmentsShare
San Juan88642.7%
Mayagüez1426.8%
Bayamón964.6%
Carolina793.8%
Ponce723.5%
Humacao713.4%
Arecibo623.0%
Caguas522.5%
Guaynabo512.5%
Aguadilla381.8%
Dorado371.8%
Catano321.5%
Río Grande281.3%
Vega Baja281.3%
San Germán221.1%
Manatí211.0%
Luquillo201.0%
Guayama170.8%
Isabela170.8%
Levittown170.8%

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.

ASNSegments
AS14638833
AS10396345
AS11992148
AS5376459
AS1497951
AS1295649
AS1136741
AS2155938
AS2311427
AS1889521

Look up a single address

Free, no signup: curl https://ip99.com/v1/ip/8.8.8.8 — see the API documentation.