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Domain footprint: up.pt

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: 193.137.55.13 → Universidade do Porto · 2001:690:2200:a10::13 → Universidade do Porto
Mail: mx01.up.pt → Universidade do Porto · mx02.up.pt → Universidade do Porto · mx03.up.pt → Universidade do Porto · mx04.up.pt → Universidade do Porto
SPF sends via: spf4.up.pt · spf6.up.pt · spf.protection.outlook.com

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

  1. NKN Internet Gateway 326 netblocks · APNIC registry Routing Unverified name
  2. UP PROVEDORES DE INTERNET LTDA - ME 38 netblocks · LACNIC registry Routing
  3. PT. Usaha Adisanggoro 32 netblocks Routing
  4. PT. Union Routelink Communication 18 netblocks Routing
  5. PT. UNINET MEDIA SAKTI 16 netblocks Routing
  6. PT. Universal Broadband 15 netblocks Routing
  7. PT. UTARA NUSA MEDIA 6 netblocks · PEERINGDB registry Routing
  8. UP PROVEDOR DE INTERNET LTDA 5 netblocks · ARIN registry Routing
  9. PT. Usaha Mediantara Intranet 4 netblocks Routing
  10. PT Urban Teknologi Nusantara 4 netblocks · PEERINGDB registry Routing
  11. PT Ultra Mandiri Telekomunikasi 3 netblocks Routing
  12. Fibre Up Pty Ltd 2 netblocks · APNIC registry Routing
  13. PT Uwais Borneo Group 2 netblocks Routing
  14. UP-PH 2 netblocks · APNIC registry Handle
  15. PT Usyel Media Net 2 netblocks Routing
  16. PT-UNDERARMOUR-NET 2 netblocks · RIPE registry Routing
  17. MAGNA-PT-UNTERGRUPPENBACH-NET 2 netblocks · Germany Routing
  18. UP-PROEKTNYJ-INSTITUT-BRESTGIPROZEM-BREST 2 netblocks · RIPE registry Routing
  19. PT Universal Komunikatama 2 netblocks Routing
  20. KOOPPROM-TORGOVOGO-UP-PINSKAYA-MEJRAYONNAYA-TORGOVAYA-BAZA-PINSK 2 netblocks · RIPE registry Routing