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Domain footprint: first-colo.net

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: 212.224.84.56 → DE-DEVELOPR · 2a01:7e0:fc:1:212:224:84:56 → firstcolo GmbH
Mail: pmg01.first-colo.net → firstcolo GmbH · pmg02.first-colo.net → DE-ACCELERATED-INFRASTRUCTURE
SPF sends via: _spf4.firstcolo.net · _spf6.firstcolo.net · mailgun.org · spf.protection.outlook.com · 146015476.spf03.hubspotemail.net

Separately, 20 organisations whose name resembles “first-colo.net” — these may be unrelated to the domain above.

  1. FIRST 98 netblocks · United States Verified company
  2. COLO 11 netblocks · RIPE registry Routing
  3. FIRST NETWORK 10 netblocks · APNIC registry Routing
  4. Teknotel Telekomunikasyon Sanayi Ve Ticaret A.S. 7 netblocks · RIPE registry Routing
  5. FITNESS-FIRST 5 netblocks · Japan Routing
  6. PORTLANE-COLO-NET 5 netblocks · RIPE registry Routing
  7. XQueue GmbH 5 netblocks · RIPE registry Routing
  8. NET-GB-FIRST-CHOICE 3 netblocks · RIPE registry Routing
  9. FIRST NET TELECOMUNICACOES LTDA 2 netblocks · ARIN registry Routing
  10. FIRST-COLO 2 netblocks · United States Routing
  11. RZ-FIRSTCOLO-NET 2 netblocks · Spain Routing
  12. ARM-COLO-NET 2 netblocks · RIPE registry Routing
  13. OXILION-IPv6-COLO 2 netblocks · RIPE registry Routing
  14. SCHNIED-NET-COLO 2 netblocks · France Routing
  15. TTAF-COLO-NET 2 netblocks · RIPE registry Routing
  16. AVP-NET-COLO-via-MAcom 2 netblocks · RIPE registry Routing
  17. Net DE FIRST COLO GMBH 1 netblock · RIPE registry Registry
  18. HN-First-Net 1 netblock · AFRINIC registry Routing
  19. NET-FIRST-BASE-WIMBLEDON-LIMITED-A5WO56796 1 netblock · United States Routing
  20. COOP-COLO-NET 1 netblock · Germany Routing