Every change the tracker has found, newest first. It covers ARIN from 2008-12-01, the RIPE NCC from 2010-04-23, APNIC from 2008-02-15, LACNIC from 2012-06-29 and AFRINIC from 2012-10-03.
2025-09-11ARINTransfer logMerger/acquisition or reorganizationConfirmed
Transfer log
Merger/acquisition: USCC Services, LLC (ARIN) to T-Mobile USA, Inc. (ARIN)
From
USCC Services, LLC ARIN
To
T-Mobile USA, Inc. ARIN
Inventory
No effect on ARIN applicant inventory
ARIN's transfer log records a merger, acquisition or reorganization from USCC Services, LLC (ARIN) to T-Mobile USA, Inc. (ARIN) on 2025-09-11 15:44 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it.
Evidence (3) · classifier 1.4.0,
Transfer logTransfer log: MERGER_ACQUISITION on 2025-09-11 15:44 UTC, USCC Services, LLC (ARIN) to T-Mobile USA, Inc. (ARIN); resources moved: 198.230.192.0/18source · retrieved
BeforeARIN delegated statistics 2025-09-10 (produced 2025-09-10T13:00:51+00:00), before the report: allocated (dated 2025-04-07)source · retrieved
AfterARIN delegated statistics 2025-09-12 (produced 2025-09-12T13:00:51+00:00), after the report: allocated (dated 2025-04-07)source · retrieved
UNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. ARIN
Inventory
No effect on ARIN applicant inventory
ARIN's transfer log records a transfer from Wireless Data Service Provider Corporation (ARIN) to UNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. (ARIN) on 2025-04-07 16:04 UTC. ARIN-Issued lists it as "Add" because the registration changed hands; it is not a new allocation from ARIN.
Evidence (4) · classifier 1.4.0,
ARIN-IssuedARIN-Issued report for 2025-04-07: "Add 198.230.192.0-198.230.255.255"source · retrieved
Transfer logTransfer log: RESOURCE_TRANSFER on 2025-04-07 16:04 UTC, Wireless Data Service Provider Corporation (ARIN) to UNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. (ARIN); resources moved: 198.230.192.0/18source · retrieved
BeforeARIN delegated statistics 2025-04-06 (produced 2025-04-06T13:01:09+00:00), before the report: allocated (dated 1993-07-09)source · retrieved
AfterARIN delegated statistics 2025-04-08 (produced 2025-04-08T13:01:09+00:00), after the report: allocated (dated 2025-04-07)source · retrieved
Classification history for this change (4 versions)
UNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. ARIN
ARIN
Merger acquisition
198.230.0.0/16
Service Provider Corporation ARIN
Wireless Data Service Provider Corporation ARIN
Every record in the ARIN, RIPE NCC, APNIC, LACNIC and AFRINIC transfer logs that moved any part of this IPv4 range (ARIN's from 2009, the RIPE NCC's from 2012, APNIC's from 2010, LACNIC's from 2016, AFRINIC's from 2018). A transfer between two registries is in both logs.
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.