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Domain footprint: certus.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: 89.106.200.197 → Enflow B.V. · 2a12:5240:1:c5::1 → Enflow B.V.
Mail: certus-com.mail.protection.outlook.com → Microsoft Corporation
SPF sends via: spf.protection.outlook.com · sendgrid.net · app.teamsupport.com

Separately, 13 organisations whose name resembles “certus.com” — these may be unrelated to the domain above.

  1. CERTUS IT LTD 16 netblocks · RIPE registry Registry Unverified name
  2. CERTUS ONLINE SA 11 netblocks · RIPE registry Registry
  3. Certus Technologies 4 netblocks · RIPE registry Routing
  4. CERTUSOFT INC 3 netblocks · ARIN registry Routing
  5. NCX-CCS-backup-LAN 3 netblocks · RIPE registry Routing
  6. Certus Tech, LLC 2 netblocks · ARIN registry Routing
  7. CERTUS 2 netblocks · Serbia Routing
  8. CERTUS-TRAUNSTEIN-NET 1 netblock · Germany Routing
  9. RO-IS-CERTUS-20180330 1 netblock · Netherlands Routing
  10. Prywatna-Lecznica-Certus 1 netblock · RIPE registry Handle
  11. CERTUS-AF-21-AUGUST-2002-A-S-NET 1 netblock · Denmark Routing
  12. NANJING-FIRE-APPARATUS-COM 1 netblock · APNIC registry Routing
  13. CERTUSPERSON-HWY-AT 1 netblock · Austria Routing