rirtracker

IPv4 range · 65,536 addresses

154.15.0.0/16

Now

ARIN statistics
Allocated (dated 2026-08-03) on 2026-10-10 (US)
Registry
ARIN
Holder
GTT Americas, LLC
From
ARIN's statistics for 2026-10-10 and the latest transfer record

Latest change

+ Add Inter-RIR transfer into ARIN

Reported
2026-08-03
Confidence
Confirmed
Inventory
Transferred into ARIN administration; not a new issuance

Timeline since 2026-01-01 (1)

2026-08-03 + Add Inter-RIR transfer into ARIN Confirmed
ARIN-Issued
Add 154.15.0.0-154.15.255.255
From
GTT Communications Inc. RIPE NCC
To
GTT Americas, LLC ARIN
Inventory
Transferred into ARIN administration; not a new issuance

ARIN's transfer log records a transfer from GTT Communications Inc. (RIPE NCC) to GTT Americas, LLC (ARIN) on 2026-08-03 13:18 UTC: it came to ARIN from RIPE NCC. It was already issued by another registry, so this is not a new issuance.

Evidence (4) · classifier 1.0.0,
  1. ARIN-Issued ARIN-Issued report for 2026-08-03: "Add 154.15.0.0-154.15.255.255" source · retrieved
  2. Transfer log Transfer log: RESOURCE_TRANSFER on 2026-08-03 13:18 UTC, GTT Communications Inc. (RIPE NCC) to GTT Americas, LLC (ARIN); resources moved: 154.15.0.0/16 source · retrieved
  3. Before ARIN delegated statistics 2026-08-02 (produced 2026-08-02T13:00:20+00:00), before the report: not listed source · retrieved
  4. After ARIN delegated statistics 2026-08-04 (produced 2026-08-04T13:00:21+00:00), after the report: allocated (dated 2026-08-03) source · retrieved

Transfer records (1)

Date (UTC)TypeRange movedFromTo
Resource transfer154.15.0.0/16 GTT Communications Inc. RIPE NCCGTT Americas, LLC ARIN

Every record in ARIN's transfer log that moved any part of this IPv4 range, back to 2009.

RDAP lookups

Not looked up. The tracker queries RDAP for changes as they're reported (on first sight, after 24 hours and after seven days); older changes aren't looked up because today's RDAP says nothing about the past.

This page as data: ip/154.15.0.0-154.15.255.255.json