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AS5786 University of Puerto Rico

UPRENET - University of Puerto Rico · registered in Puerto Rico

IPv4 addresses65,53663 prefixes · 0.002% of announced IPv4
Rank in Puerto Rico#4largest network in PR by IPv4 space, of 96 · 8.66% of PR
Rank worldwide#2,871of 79,396 networks with IPv4
IPv61 x /32 (65,536 x /48)1 prefixes
CountryPuerto Rico96 ASNs registered there
Open AS5786 in ASN lookup Look up an IP in this network (136.145.0.1) All networks in Puerto Rico

IPv4 prefixes

All 63 prefixes, in address order.

  • 136.145.0.0/22
  • 136.145.4.0/23
  • 136.145.6.0/24
  • 136.145.7.0/24
  • 136.145.8.0/22
  • 136.145.12.0/23
  • 136.145.14.0/23
  • 136.145.16.0/24
  • 136.145.17.0/24
  • 136.145.18.0/23
  • 136.145.20.0/22
  • 136.145.24.0/21
  • 136.145.32.0/21
  • 136.145.40.0/22
  • 136.145.44.0/22
  • 136.145.48.0/20
  • 136.145.64.0/20
  • 136.145.80.0/21
  • 136.145.88.0/22
  • 136.145.92.0/24
  • 136.145.93.0/24
  • 136.145.94.0/23
  • 136.145.96.0/24
  • 136.145.97.0/24
  • 136.145.98.0/24
  • 136.145.99.0/24
  • 136.145.100.0/22
  • 136.145.104.0/21
  • 136.145.112.0/20
  • 136.145.128.0/22
  • 136.145.132.0/22
  • 136.145.136.0/21
  • 136.145.144.0/21
  • 136.145.152.0/22
  • 136.145.156.0/22
  • 136.145.160.0/21
  • 136.145.168.0/22
  • 136.145.172.0/24
  • 136.145.173.0/24
  • 136.145.174.0/23
  • 136.145.176.0/24
  • 136.145.177.0/24
  • 136.145.178.0/23
  • 136.145.180.0/22
  • 136.145.184.0/21
  • 136.145.192.0/21
  • 136.145.200.0/22
  • 136.145.204.0/22
  • 136.145.208.0/22
  • 136.145.212.0/23
  • 136.145.214.0/24
  • 136.145.215.0/24
  • 136.145.216.0/21
  • 136.145.224.0/23
  • 136.145.226.0/24
  • 136.145.227.0/24
  • 136.145.228.0/22
  • 136.145.232.0/21
  • 136.145.240.0/22
  • 136.145.244.0/22
  • 136.145.248.0/23
  • 136.145.250.0/23
  • 136.145.252.0/22

IPv6 prefixes

All 1 prefix.

  • 2607:2000::/32

Similar-sized networks in Puerto Rico

ASNNameIPv4 addresses
AS10396#1 COQUI-NET - DATACOM CARIBE, INC.273,152
AS11992#2 LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.104,704
AS16649#3 IUPR-AS - Interamerican University of Puerto Rico65,792
AS21559#5 OSNET - OSNET31,488
AS23114#6 CRITICALHUBNET - Critical Hub Networks26,368
AS11367#7 ICENET - WorldNet Telecommunications, LLC21,248

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources