rirtracker

IPv4 range · 131,072 addresses

74.188.0.0/15

Now

ARIN statistics
Allocated (dated 2006-10-30), allocated (dated 2025-11-03), allocated (dated 2025-12-23), allocated (dated 2025-12-24), allocated (dated 2025-12-30), allocated (dated 2026-01-06), allocated (dated 2026-01-21) (US), in the latest file
Registry
Not known
Holder
Not looked up

Latest change

Transfer log Merger/acquisition or reorganization

Reported
2024-12-05 (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.

2024-12-05 ARIN Transfer log Merger/acquisition or reorganization Confirmed
Transfer log
Merger/acquisition: AT&T Corp. (ARIN) to AT&T Enterprises, LLC (ARIN)
From
AT&T Corp. ARIN
To
AT&T Enterprises, LLC ARIN
Inventory
No effect on ARIN applicant inventory

ARIN's transfer log records a merger, acquisition or reorganization from AT&T Corp. (ARIN) to AT&T Enterprises, LLC (ARIN) on 2024-12-05 15:41 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 2024-12-05 15:41 UTC, AT&T Corp. (ARIN) to AT&T Enterprises, LLC (ARIN); resources moved: 74.188.0.0/15 source · retrieved
  2. Before ARIN delegated statistics 2024-12-04 (produced 2024-12-04T14:01:07+00:00), before the report: allocated (dated 2006-10-30) source · retrieved
  3. After ARIN delegated statistics 2024-12-06 (produced 2024-12-06T14:01:05+00:00), after the report: allocated (dated 2006-10-30) source · retrieved

Changes to overlapping ranges

DateRegistryRangeRecorded asWhat happened
2026-06-26ARIN74.188.240.0/22Transfer logMerger/acquisition
2026-03-26APNIC74.188.224.0/20Transfer logTransfer into APNIC
2026-03-25ARIN74.188.224.0/20Not in ARIN-IssuedTransfer out of ARIN
2026-01-21ARIN74.188.64.0/18+ AddIntra-ARIN transfer
2026-01-06ARIN74.188.244.0/22+ AddIntra-ARIN transfer
2025-12-30ARIN74.188.128.0/18+ AddIntra-ARIN transfer
2025-12-24ARIN74.188.0.0/18+ AddIntra-ARIN transfer
2025-12-23ARIN74.188.192.0/19+ AddIntra-ARIN transfer
2025-12-23ARIN74.188.248.0/21+ AddIntra-ARIN transfer
2025-11-03ARIN74.188.240.0/22+ AddIntra-ARIN transfer
2018-09-10ARIN74.160.0.0/11Transfer logMerger/acquisition

Transfer records (12)

Date (UTC)LogTypeRange movedFromTo
ARINMerger acquisition74.188.240.0/22 Disaster Networks, LLC ARINNetwork Advisors, LLC ARIN
ARINResource transfer74.188.224.0/20 AT&T Enterprises, LLC ARINZOHO Corporation Private Limited APNIC
APNICResource transfer74.188.224.0/20 AEL-360 ARINZOHO Corporation Private Limited APNIC
ARINResource transfer74.188.64.0/18 AT&T Enterprises, LLC ARINTruVista Communications ARIN
ARINResource transfer74.188.244.0/22 AT&T Enterprises, LLC ARINDavis Wright Tremaine LLP ARIN
ARINResource transfer74.188.128.0/18 AT&T Enterprises, LLC ARINALPHA ENTERPRISES LIMITED, INC. ARIN
ARINResource transfer74.188.0.0/18 AT&T Enterprises, LLC ARINUS Internet Corp ARIN
ARINResource transfer74.188.248.0/21 AT&T Enterprises, LLC ARINDOXX.NET CORPORATION ARIN
ARINResource transfer74.188.192.0/19 AT&T Enterprises, LLC ARINFederated Broadband ARIN
ARINResource transfer74.188.240.0/22 AT&T Enterprises, LLC ARINDisaster Networks, LLC ARIN
ARINMerger acquisition74.188.0.0/15 AT&T Corp. ARINAT&T Enterprises, LLC ARIN
ARINMerger acquisition74.160.0.0/11 BellSouth.net Inc. ARINAT&T Corp. 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/74.188.0.0-74.189.255.255.json