Puerto Rico

Autonomous systems and IP prefixes registered in Puerto Rico.

Registered ASNs

121

IPv4 Prefixes

322

IPv6 Prefixes

115

Largest Networksby registered prefixes

#	ASN	Name	Prefixes
1	AS21559	ARINOSNET - OSNET	15
2	AS10396	ARINCOQUI-NET - DATACOM CARIBE, INC.	11
3	AS11992	ARINLIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.	10
4	AS14979	ARINAERONET-WIRELESS - Aeronet Wireless	9
5	AS11367	ARINICENET - WorldNet Telecommunications, LLC	8
6	AS18895	ARINNUSTREAM-COMMUNICATIONS - Nustream Communications	7
7	AS23379	ARINAS-BBT - Blackburn Technologies II, LLC	6
8	AS62913	ARINSPEEDYNET - SpeedyNet	6
9	AS393573	ARINFUSE - Fuse Telecom LLC	5
10	AS23114	ARINCRITICALHUBNET - Critical Hub Networks	4
11	AS30526	ARINNEPTUNO-NET - Neptuno Media, Inc.	4
12	AS46941	ARINXAIRNET-CORP - Xairnet	4
13	AS53764	ARINDMWIRELESS - DM Wireless LLC	4
14	AS63393	ARINBOOMNETPR01 - BOOM NET	4
15	AS394743	ARINGIGIFIBER - Gigifi	4
16	AS396082	ARINCOSOT - COSOTNET INC	4
17	AS397920	ARINEDD-01 - Everyday Data, Inc.	4
18	AS3838	ARINUBINET-WIRELESS - Ubinet Wireless	3
19	AS23534	ARINPRMSA-ASEMNET-ASN - Puerto Rico Medical Services Administration	3
20	AS40414	ARINOPTIVON - Optivon, Inc.	3
21	AS46793	ARINREALLYME - ReallyMe LLC	3
22	AS46962	ARINHRCOM - HRCOM	3
23	AS53992	ARINOFG - Oriental Bank	3
24	AS393678	ARINXDNETPRS - XDAR Wireless LLC	3
25	AS396899	ARINASN-NGC - Natural G.C. Inc.	3
26	AS397470	ARINALE-NET - Antoniol Electronic	3
27	AS398326	ARINIMINTERNET - IM Internet LLC	3
28	AS399599	ARINGB-NETWORKS-SOLUTIONS - G&B Networks Solutions	3
29	AS400333	ARINJRNETWORKPR - JR Network PR	3
30	AS400443	ARINNOVANET - NOVANET	3
31	AS401866	ARINMITSUPP - Master IT Support	3
32	AS5786	ARINUPRENET - University of Puerto Rico	2
33	AS11653	ARINESS-PR-WEBMASTERS - Puerto Rico Webmasters	2
34	AS12206	ARINDNPNE - DNP Networks	2
35	AS14534	ARINUNONET-CORP - UNONET CORP	2
36	AS16649	ARINIUPR-AS - Interamerican University of Puerto Rico	2
37	AS18804	ARINPR-IX - Puerto Rico Internet Exchange Inc.	2
38	AS19163	ARINCONEX - CONEX	2
39	AS20372	ARINGOBIERNOPR-AS - Office of Management and Budget	2
40	AS22555	ARINSMARTNETWORKS - Smart Networks,LLC	2
41	AS26027	ARINBDIASN - Big Dog Internet	2
42	AS27213	ARINPRCINTERNET-GATEWAY - PRC Internet Corp	2
43	AS29857	ARINUGSWORLD-AS - UGSWORLD	2
44	AS30201	ARINMILE-INC - MILE Inc.	2
45	AS30684	ARINWSC - WhiteHat Security Corp.	2
46	AS35892	ARINDREYFOUS - DREYFOUS & ASSOCIATES	2
47	AS36064	ARINVMT-01 - Vamos	2
48	AS36435	ARINMSWIFIPR - M.S. Wifi Zone Inc.	2
49	AS36810	ARINNICPR - Gauss Research Laboratory, Inc.	2
50	AS46868	ARINVPNET-2 - VPNET INC	2
51	AS46869	ARINAWV-UU1 - AWV Communications Inc.	2
52	AS54835	ARINSAFE-NET - SafeNet Corporation	2
53	AS394590	ARINSKYTECH - SkyTech	2
54	AS397072	ARININNET-CONNECTION - InNet Connections	2
55	AS397359	ARINSANINFI-01 - InfinityNet Wireless LLC	2
56	AS397399	ARINVELOZ-WIRELESS - Veloz Wireless Corp	2
57	AS397566	ARINURBANWIFINETWORKS - Urban Wifi Networks LLC	2
58	AS397674	ARINNIGGER-AS01 - Skynet Wireless	2
59	AS397939	ARINAS-SYNERGY - BBR IT Synergy LLC	2
60	AS399291	ARINPRFIBERNET - Puerto Rico Fiber Network Inc	2
61	AS399826	ARINWEBIFFI - Webiffi LLC	2
62	AS399831	ARINREAL-LINK-NETWORK - REAL LINK NETWORK LLC	2
63	AS400154	ARINTHUNDERNET-AS-01 - Thundernet Wireless	2
64	AS400354	ARINALPHANET-WIRELESS - ALPHANET CORP	2
65	AS401007	ARINGIGANET-WIRELESS-PUERTO-RICO - C&C Wireless Puerto Rico	2
66	AS401831	ARINVUVANET - VuvaNet LLC	2
67	AS5106	ARINDGCALL - WinPR, Inc.	1
68	AS6208	ARINFIBERX - FiberX	1
69	AS15261	ARINZT - Zellius Telecommunications Inc.	1
70	AS21944	ARINVELOCITYNET - VelocityNet PR	1
71	AS22888	ARINSUAGM - Sistema Universitario Ana G. Mendez	1
72	AS30294	ARINFAMILYNETPR - Familynet Inc.	1
73	AS33315	ARINFIRSTBANK-PUERTO-RICO - First BanCorp	1
74	AS46865	ARINODN - ODN INC.	1
75	AS54123	ARINCAMC-NET - COSVI'S-ASSET MANAGEMENT CORP.	1
76	AS54848	ARINUNIVERSIDAD-CENTRAL-DEL-CARIBE-PR - Universidad Central del Caribe	1
77	AS62627	ARINWORLDNET TELECOMMUNICATIONS - WorldNet Telecommunications, LLC	1
78	AS63308	ARINPHARMPIXSUPERNAP - Pharmpix	1
79	AS393937	ARINMCS-PUBLIC-NET - Medical Card System, Inc.	1
80	AS395471	ARINDATACCESSPR - Data@ccess Communication, Inc.	1
81	AS395902	ARINGRUPO-TRIPLE-S - TRIPLE - S SALUD,INC	1
82	AS397598	ARINGONET - OSNET	1
83	AS398317	ARINFIRE-FI - FIREFI LLC	1
84	AS400266	ARINWFIBER-ASN - Wind Net	1
85	AS401436	ARINDIMELONETWORK - Dimelo Network	1
86	AS401871	ARINSERVICIOS-MEDICOS-UNIVERSITARIOS-INC - Hospital UPR - Dr. Federico Trilla	1
87	AS401934	ARINALPINE-HEALTH-TECHNOLOGIES - Alpine Health Technologies	1
88	AS402024	ARINBLUENET-PR-COGEPURI - Bluenet Communication	1
89	AS3682	ARINRACIN - CRACIN	0
90	AS10524	ARINGOYAD-02 - GOYA DE PUERTO RICO	0
91	AS10937	ARINCENTENNIAL-PR - Liberty Mobile Puerto Rico Inc.	0
92	AS11907	ARINGMST-PR - GM Security Technologies, Inc.	0
93	AS12043	ARINDMWIRELESS FIBER - DM Wireless LLC	0
94	AS13568	ARINEVERTEC - Evertec	0
95	AS14920	ARINEVERTEC - Evertec	0
96	AS14957	ARINPREPA-UUNT1 - Puerto Rico Electric Power Authority	0
97	AS14974	ARINVIRTUAL-INC - Virtual Inc.	0
98	AS27024	ARINCLOUDSMASH - Cloudsmash LLC	0
99	AS30440	ARINXAPIENS - Xapiens Corporation	0
100	AS40880	ARINNAICOM - NAICOM CORPORATION	0

Threat map: malicious IPs in Puerto Rico

3 flagged IPv4 networks on 2026-10-10, #137 of 176 countries.

IP Address Transfers

Last 12 months: 77 registry transfers involving organisations in Puerto Rico, 104K IPv4 addresses.

IPv4 received from

1🇨🇦 Canada101K
2🇺🇸 United States2,048

IPv4 sent to

No IPv4 sent to other countries.

198.34.64.0/19inter-RIRTransfer · 2026-09-15
Canada Post Corp.
🇨🇦 CA ARIN
→
Element IP Management Services LLC
🇵🇷 PR RIPE NCC
198.34.216.0/21inter-RIRTransfer · 2026-09-15
Canada Post Corp.
🇨🇦 CA ARIN
→
Element IP Management Services LLC
🇵🇷 PR RIPE NCC
198.34.200.0/22inter-RIRTransfer · 2026-09-15
Canada Post Corp.
🇨🇦 CA ARIN
→
Element IP Management Services LLC
🇵🇷 PR RIPE NCC
198.34.188.0/22inter-RIRTransfer · 2026-09-15
Canada Post Corp.
🇨🇦 CA ARIN
→
Element IP Management Services LLC
🇵🇷 PR RIPE NCC
198.34.176.0/21inter-RIRTransfer · 2026-09-15
Canada Post Corp.
🇨🇦 CA ARIN
→
Element IP Management Services LLC
🇵🇷 PR RIPE NCC
198.34.120.0/22inter-RIRTransfer · 2026-09-15
Canada Post Corp.
🇨🇦 CA ARIN
→
Element IP Management Services LLC
🇵🇷 PR RIPE NCC
198.34.112.0/21inter-RIRTransfer · 2026-09-15
Canada Post Corp.
🇨🇦 CA ARIN
→
Element IP Management Services LLC
🇵🇷 PR RIPE NCC
198.33.80.0/20inter-RIRTransfer · 2026-09-15
Canada Post Corp.
🇨🇦 CA ARIN
→
Element IP Management Services LLC
🇵🇷 PR RIPE NCC
198.33.8.0/23inter-RIRTransfer · 2026-09-15
Canada Post Corp.
🇨🇦 CA ARIN
→
Element IP Management Services LLC
🇵🇷 PR RIPE NCC
198.33.70.0/23inter-RIRTransfer · 2026-09-15
Canada Post Corp.
🇨🇦 CA ARIN
→
Element IP Management Services LLC
🇵🇷 PR RIPE NCC

Date	Resource	From	To	Type
2026-09-15	198.34.64.0/19inter-RIR	Canada Post Corp. 🇨🇦 CA ARIN	Element IP Management Services LLC 🇵🇷 PR RIPE NCC	Transfer
2026-09-15	198.34.216.0/21inter-RIR	Canada Post Corp. 🇨🇦 CA ARIN	Element IP Management Services LLC 🇵🇷 PR RIPE NCC	Transfer
2026-09-15	198.34.200.0/22inter-RIR	Canada Post Corp. 🇨🇦 CA ARIN	Element IP Management Services LLC 🇵🇷 PR RIPE NCC	Transfer
2026-09-15	198.34.188.0/22inter-RIR	Canada Post Corp. 🇨🇦 CA ARIN	Element IP Management Services LLC 🇵🇷 PR RIPE NCC	Transfer
2026-09-15	198.34.176.0/21inter-RIR	Canada Post Corp. 🇨🇦 CA ARIN	Element IP Management Services LLC 🇵🇷 PR RIPE NCC	Transfer
2026-09-15	198.34.120.0/22inter-RIR	Canada Post Corp. 🇨🇦 CA ARIN	Element IP Management Services LLC 🇵🇷 PR RIPE NCC	Transfer
2026-09-15	198.34.112.0/21inter-RIR	Canada Post Corp. 🇨🇦 CA ARIN	Element IP Management Services LLC 🇵🇷 PR RIPE NCC	Transfer
2026-09-15	198.33.80.0/20inter-RIR	Canada Post Corp. 🇨🇦 CA ARIN	Element IP Management Services LLC 🇵🇷 PR RIPE NCC	Transfer
2026-09-15	198.33.8.0/23inter-RIR	Canada Post Corp. 🇨🇦 CA ARIN	Element IP Management Services LLC 🇵🇷 PR RIPE NCC	Transfer
2026-09-15	198.33.70.0/23inter-RIR	Canada Post Corp. 🇨🇦 CA ARIN	Element IP Management Services LLC 🇵🇷 PR RIPE NCC	Transfer

IPv4 transfers in Puerto Rico →All transfers for Puerto Rico →Global IPv4 transfer market →

🇵🇷Puerto Rico