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Domain footprint: si.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: 160.111.244.22 → Smithsonian Institution
Mail: si-edu.mail.protection.outlook.com → Microsoft Corporation
SPF sends via: spf1.si.edu · spf.protection.outlook.com · mailsenders.netsuite.com

Separately, 20 organisations whose name resembles “si.edu” — these may be unrelated to the domain above.

  1. DEP_EDU_SHM 23 netblocks · KZ Routing Unverified name
  2. EDU-SCOTLAND 7 netblocks · RIPE registry Routing
  3. XUZHOU-PX-VOCATIONAL-EDU-SCHOOL 2 netblocks · APNIC registry Routing
  4. WUXI-hsh-job-edu-school 1 netblock · APNIC registry Routing
  5. EDU-SARAKTASH 1 netblock · RIPE registry Routing
  6. DONGGUAN-YSJ-EDU-SCHOOL 1 netblock · APNIC registry Routing
  7. GUANGZHOU-HNM-EDU-SCHOOL 1 netblock · APNIC registry Routing
  8. SHENZHEN-GYXX-EDU-SCHOOL 1 netblock · APNIC registry Routing
  9. MAOMING-PHMS-EDU-SCHOOL 1 netblock · APNIC registry Routing
  10. CHAOYANG-CYCS-EDU-SCHOOL 1 netblock · APNIC registry Routing
  11. GUANGZHOU-XD-EDU-SCHOOL 1 netblock · APNIC registry Routing
  12. FUJIAN-EDU-SELF-CENTER 1 netblock · APNIC registry Routing
  13. NANTONG-RG-EDU-STATION 1 netblock · APNIC registry Routing
  14. SHANTOU-YDSTC-EDU-SCHOOL 1 netblock · China Routing
  15. SHANTOU-JS-EDU-SCHOOL 1 netblock · China Routing
  16. FOSHAN-FSNMS-EDU-SCHOOL 1 netblock · APNIC registry Routing
  17. FOSHAN-HVMS-EDU-SCHOOL 1 netblock · APNIC registry Routing
  18. FOSHAN-M-HHLDC-EDU-SCHOOL 1 netblock · APNIC registry Routing
  19. FOSHAN-M-FSCJX-EDU-SCHOOL 1 netblock · APNIC registry Routing
  20. CHAOYANG-NO1MS-EDU-SCHOOL 1 netblock · China Routing