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Domain footprint: btinternet.com

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: 213.123.20.90 → BT-OPENWORLD
Mail: mx.bt.prod.cloud.openwave.ai → Openwave Messaging Ireland Limited
SPF sends via: _spf.btinternet.com · bt.com

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

  1. KOCHO GROUP LIMITED 7 netblocks across 2 companies in this group Corporate group
  2. Meinl Internet Commerce GmbH 20 netblocks · Austria Verified company
  3. PS Internet Company LLP 177 netblocks · RIPE registry Routing
  4. Nour Internet Company for Communications and Information Technology Ltd. 171 netblocks · RIPE registry Routing
  5. ARABIAN INTERNET & COMMUNICATIONS SERVICES CO.LTD 126 netblocks · RIPE registry Routing
  6. Zen Internet Ltd 105 netblocks · RIPE registry · zen.co.uk Routing
  7. Middle East Internet Company Limited 94 netblocks · RIPE registry Routing
  8. ULTRA ONE 68 netblocks · RIPE registry Routing
  9. INTERNET COMPANY OF NEW ZEALAND LIMITED 34 netblocks · APNIC registry Routing
  10. IP_Internet_Company_First_Page 31 netblocks · KZ Routing
  11. Siberian Internet Company LLC 28 netblocks · RIPE registry Routing
  12. Hayat for Internet & communication LLC 28 netblocks · RIPE registry Routing
  13. Thamizhaga Internet Communications Private Limited 28 netblocks · PEERINGDB registry Routing
  14. Perm Internet Company LLC 26 netblocks · RIPE registry Routing
  15. The Positive Internet Company Ltd 23 netblocks · RIPE registry Routing
  16. Mais Internet 23 netblocks · PEERINGDB registry Routing
  17. Calaveras Internet Company 21 netblocks · ARIN registry Routing
  18. PS Internet Company LLC 18 netblocks · RIPE registry Routing
  19. Softcom Internet Communications, Inc. 16 netblocks · ARIN registry Routing
  20. JETINTERNET Corporation 15 netblocks · RIPE registry Routing