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Domain footprint: upr.edu

Resolved live just now — where this domain's services actually run, with each address attributed by OrgIndex. A DNS observation, not registry data: many organisations run entirely on providers' networks and hold no IP space of their own.

Web: 136.145.11.224 → University of Puerto Rico · 2607:2000:0:11::224 → root SA
Mail: upr-edu.mail.protection.outlook.com → Microsoft Corporation
SPF sends via: amazonses.com · spf.protection.outlook.com · rp.oracleemaildelivery.com · _spf.google.com

Separately, 9 organisations whose name resembles “upr.edu” — these may be unrelated to the domain above.

  1. UZHNU-EDU-UA-DATAGROUP 1 netblock · RIPE registry Routing Unverified name
  2. UPR_ECONOM 1 netblock · KZ Routing
  3. UPR_ENERGY 1 netblock · KZ Routing
  4. UPR_EKONOM 1 netblock · KZ Routing
  5. SHANTOU-BCTU-EDU-UNIV 1 netblock · China Routing
  6. SHANTOU-STUCC-EDU-UNIV 1 netblock · China Routing
  7. SPR-EDU-NET 1 netblock · RIPE registry Routing
  8. ZHUHAI-CTU-EDU-UNIV 1 netblock · APNIC registry Routing
  9. SPR-EDU-NET_2 1 netblock · RIPE registry Routing