rirtracker

IPv4 range · 8,388,608 addresses

166.128.0.0/9

Now

ARIN statistics
Allocated (dated 2025-02-25), allocated (dated 2025-03-25), allocated (dated 2025-04-01), allocated (dated 2025-04-07) (US), in the latest file
Registry
Not known
Holder
Not looked up

Latest change

Transfer log Merger/acquisition or reorganization

Reported
2024-02-28 (ARIN)
Confidence
Confirmed
Inventory
No effect on ARIN applicant inventory

Timeline (1)

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.

2024-02-28 ARIN Transfer log Merger/acquisition or reorganization Confirmed
Transfer log
Merger/acquisition: Service Provider Corporation (ARIN) to Wireless Data Service Provider Corporation (ARIN)
From
Service Provider Corporation ARIN
To
Wireless Data Service Provider Corporation ARIN
Inventory
No effect on ARIN applicant inventory

ARIN's transfer log records a merger, acquisition or reorganization from Service Provider Corporation (ARIN) to Wireless Data Service Provider Corporation (ARIN) on 2024-02-28 17:52 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,
  1. Transfer log Transfer log: MERGER_ACQUISITION on 2024-02-28 17:52 UTC, Service Provider Corporation (ARIN) to Wireless Data Service Provider Corporation (ARIN); resources moved: 166.128.0.0/9 source · retrieved
  2. Before ARIN delegated statistics 2024-02-27 (produced 2024-02-27T14:00:45+00:00), before the report: allocated (dated 1993-07-09) source · retrieved
  3. After ARIN delegated statistics 2024-02-29 (produced 2024-02-29T14:00:45+00:00), after the report: allocated (dated 1993-07-09) source · retrieved

Sold in pieces

6 pieces of this block transferred since 2008-12-01, 28% of it so far.

DatePieceWhat happenedFromTo
2025-02-25 166.230.0.0/16Intra-ARIN transfer Wireless Data Service Provider Corporation ARINUnion Wireless ARIN
2025-03-25 166.139.0.0 - 166.147.63.255Intra-ARIN transfer Wireless Data Service Provider Corporation ARINVerizon Business ARIN
2025-03-25 166.147.128.0 - 166.169.255.255Intra-ARIN transfer Wireless Data Service Provider Corporation ARINVerizon Business ARIN
2025-03-25 166.179.108.0 - 166.180.255.255Intra-ARIN transfer Wireless Data Service Provider Corporation ARINVerizon Business ARIN
2025-03-25 166.211.0.0/16Intra-ARIN transfer Wireless Data Service Provider Corporation ARINVerizon Business ARIN
2025-03-25 166.237.0.0/16Intra-ARIN transfer Wireless Data Service Provider Corporation ARINVerizon Business ARIN

Changes to overlapping ranges

DateRegistryRangeRecorded asWhat happened
2026-09-21ARIN166.237.0.0/16Not in ARIN-IssuedRemoved
2025-09-11ARIN166.181.0.0/16Transfer logMerger/acquisition
2025-09-11ARIN166.182.0.0/16Transfer logMerger/acquisition
2025-09-11ARIN166.221.0.0/16Transfer logMerger/acquisition
2025-09-11ARIN166.222.0.0/15Transfer logMerger/acquisition
2025-09-11ARIN166.224.0.0/14Transfer logMerger/acquisition
2025-09-11ARIN166.228.0.0/15Transfer logMerger/acquisition
2025-09-11ARIN166.231.0.0/16Transfer logMerger/acquisition
2025-09-11ARIN166.232.0.0/14Transfer logMerger/acquisition
2025-09-11ARIN166.236.0.0/16Transfer logMerger/acquisition
2025-04-07ARIN166.181.0.0 - 166.182.255.255+ AddIntra-ARIN transfer
2025-04-07ARIN166.210.0.0/16Not in ARIN-IssuedTransfer out of ARIN
2025-04-07LACNIC166.210.0.0/16Transfer logTransfer into LACNIC
2025-04-07ARIN166.221.0.0 - 166.229.255.255+ AddIntra-ARIN transfer
2025-04-07ARIN166.231.0.0 - 166.236.255.255+ AddIntra-ARIN transfer
2025-04-07ARIN166.238.0.0/16Not in ARIN-IssuedTransfer out of ARIN
2025-04-07LACNIC166.238.0.0/16Transfer logTransfer into LACNIC
2025-04-01ARIN166.128.0.0 - 166.138.255.255+ AddIntra-ARIN transfer
2025-04-01ARIN166.147.64.0/18+ AddIntra-ARIN transfer
2025-04-01ARIN166.170.0.0 - 166.179.107.255+ AddIntra-ARIN transfer
2025-04-01ARIN166.183.0.0 - 166.209.255.255+ AddIntra-ARIN transfer
2025-04-01ARIN166.212.0.0 - 166.220.255.255+ AddIntra-ARIN transfer
2025-03-25ARIN166.139.0.0 - 166.147.63.255+ AddIntra-ARIN transfer
2025-03-25ARIN166.147.128.0 - 166.169.255.255+ AddIntra-ARIN transfer
2025-03-25ARIN166.179.108.0 - 166.180.255.255+ AddIntra-ARIN transfer
2025-03-25ARIN166.211.0.0/16+ AddIntra-ARIN transfer
2025-03-25ARIN166.237.0.0/16+ AddIntra-ARIN transfer
2025-03-25ARIN166.239.0.0 - 166.255.255.255+ AddIntra-ARIN transfer
2025-02-25ARIN166.230.0.0/16+ AddIntra-ARIN transfer

Transfer records (70)

Date (UTC)LogTypeRange movedFromTo
ARINMerger acquisition166.181.0.0/16 USCC Services, LLC ARINT-Mobile USA, Inc. ARIN
ARINMerger acquisition166.182.0.0/16 USCC Services, LLC ARINT-Mobile USA, Inc. ARIN
ARINMerger acquisition166.221.0.0/16 USCC Services, LLC ARINT-Mobile USA, Inc. ARIN
ARINMerger acquisition166.222.0.0/15 USCC Services, LLC ARINT-Mobile USA, Inc. ARIN
ARINMerger acquisition166.224.0.0/14 USCC Services, LLC ARINT-Mobile USA, Inc. ARIN
ARINMerger acquisition166.228.0.0/15 USCC Services, LLC ARINT-Mobile USA, Inc. ARIN
ARINMerger acquisition166.231.0.0/16 USCC Services, LLC ARINT-Mobile USA, Inc. ARIN
ARINMerger acquisition166.232.0.0/14 USCC Services, LLC ARINT-Mobile USA, Inc. ARIN
ARINMerger acquisition166.236.0.0/16 USCC Services, LLC ARINT-Mobile USA, Inc. ARIN
ARINResource transfer166.210.0.0/16 Wireless Data Service Provider Corporation ARINCOMUNICACIÓN CELULAR S.A. COMCEL S.A. LACNIC
ARINResource transfer166.238.0.0/16 Wireless Data Service Provider Corporation ARINCOMUNICACIÓN CELULAR S.A. COMCEL S.A. LACNIC
ARINResource transfer166.181.0.0/16 Wireless Data Service Provider Corporation ARINUNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. ARIN
ARINResource transfer166.182.0.0/16 Wireless Data Service Provider Corporation ARINUNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. ARIN
ARINResource transfer166.221.0.0/16 Wireless Data Service Provider Corporation ARINUNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. ARIN
ARINResource transfer166.222.0.0/15 Wireless Data Service Provider Corporation ARINUNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. ARIN
ARINResource transfer166.224.0.0/14 Wireless Data Service Provider Corporation ARINUNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. ARIN
ARINResource transfer166.228.0.0/15 Wireless Data Service Provider Corporation ARINUNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. ARIN
ARINResource transfer166.231.0.0/16 Wireless Data Service Provider Corporation ARINUNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. ARIN
ARINResource transfer166.232.0.0/14 Wireless Data Service Provider Corporation ARINUNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. ARIN
ARINResource transfer166.236.0.0/16 Wireless Data Service Provider Corporation ARINUNITED STATES CELLULAR TELEPHONE COMPANY (GREATER KNOXVILLE), L.P. ARIN
LACNICResource transfer166.210.0.0/16 Wireless Data Service Provider Corporation ARINCOMUNICACIÓN CELULAR S.A. COMCEL S.A. LACNIC
LACNICResource transfer166.238.0.0/16 Wireless Data Service Provider Corporation ARINCOMUNICACIÓN CELULAR S.A. COMCEL S.A. LACNIC
ARINResource transfer166.128.0.0/13 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.136.0.0/15 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.138.0.0/16 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.147.64.0/18 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.170.0.0/15 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.172.0.0/14 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.176.0.0/15 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.178.0.0/16 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.179.0.0/18 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.179.64.0/19 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.179.96.0/21 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.179.104.0/22 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.183.0.0/16 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.184.0.0/13 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.192.0.0/12 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.208.0.0/15 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.212.0.0/14 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.216.0.0/14 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.220.0.0/16 Wireless Data Service Provider Corporation ARINAT&T Enterprises, LLC ARIN
ARINResource transfer166.139.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.140.0.0/14 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.144.0.0/15 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.146.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.147.0.0/18 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.147.128.0/17 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.148.0.0/15 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.150.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.151.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.152.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.153.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.154.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.155.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.156.0.0/14 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.160.0.0/14 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.164.0.0/15 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.166.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.167.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.168.0.0/15 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.179.108.0/22 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.179.112.0/20 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.179.128.0/17 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.180.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.211.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.237.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.239.0.0/16 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.240.0.0/12 Wireless Data Service Provider Corporation ARINVerizon Business ARIN
ARINResource transfer166.230.0.0/16 Wireless Data Service Provider Corporation ARINUnion Wireless ARIN
ARINMerger acquisition166.128.0.0/9 Service Provider Corporation ARINWireless 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.

This page as data: ip/166.128.0.0-166.255.255.255.json