Malicious IPs in Puerto Rico
IPv4 networks located in Puerto Rico that are currently flagged for malicious activity, aggregated from multiple external and internal threat intelligence sources. Snapshot of (UTC), updated daily.
Puerto Rico at a glance
Puerto Rico had 3 flagged IPv4 networks in the snapshot of 2026-10-10, rank #137 of 176 countries by absolute count. Puerto Rico has too little allocated IPv4 space for a meaningful per-million rate, so it is ranked by absolute count only. The largest category is other malicious networks with 67% of the flagged networks, followed by botnet hosts (33%). The three networks (ASNs) with the most flagged IPs hold 100% of them, led by COQUI-NET - DATACOM CARIBE, INC. (AS10396).
Malicious activity in Puerto Rico by category
A network listed in several categories counts once, in the most specific one.
Other malicious networks in Puerto Rico
2 (67%)2 flagged networks, #106 of 147 countries for other malicious networks. Addresses and ranges reported as malicious without a more specific category. Other Malicious Networks by Country
Botnet hosts in Puerto Rico
1 (33%)1 flagged network, #106 of 126 countries for botnet hosts. Infected hosts taking part in a botnet. Botnet Hosts by Country
Networks with the most flagged IPs in Puerto Rico
Autonomous systems announcing the flagged networks located in Puerto Rico.
Compare Puerto Rico with other countries
Ranked by flagged IPv4 networks.
Countries ranked next to Puerto Rico by count
| # | Country | Networks | Per million |
|---|---|---|---|
| 143 | Macao SAR China | 3 | - |
| 144 | Namibia | 3 | - |
| 145 | Puerto Rico | 3 | - |
| 146 | Rwanda | 3 | - |
| 147 | Sudan | 3 | - |
| 148 | El Salvador | 3 | - |
Other countries in the ARIN region
| # | Country | Networks | Per million |
|---|---|---|---|
| 64 | Canada | 269 | 3.93 |
| 74 | United States | 2,981 | 1.84 |
Questions about Puerto Rico
- How many malicious IP addresses are there in Puerto Rico?
- On 2026-10-10, 3 IPv4 networks (/24 blocks) located in Puerto Rico were flagged for malicious activity, with 3 listed IPv4 addresses. Each /24 counts once, however many of its addresses are listed.
- Which networks in Puerto Rico host the most flagged IPs?
- COQUI-NET - DATACOM CARIBE, INC. (AS10396, 1 network), ICENET - WorldNet Telecommunications, LLC (AS11367, 1 network), AERONET-WIRELESS - Aeronet Wireless (AS14979, 1 network). Large hosting providers appear because attackers rent their servers, not necessarily because of the operator.
Query this data per IP via the API
Look up threat categories, reputation score, ASN and geolocation for any address in Puerto Rico or anywhere else with one API call.