rirtracker

IPv4 range · 2,048 addresses

64.186.24.0/21

Now

ARIN statistics
Allocated (dated 2019-04-25) (US), in the latest file
Registry
ARIN
Holder
Arista Networks, Inc.
From
ARIN's latest statistics and the latest transfer record

Latest change

Transfer log Merger/acquisition or reorganization

Reported
2026-01-13 (ARIN)
Confidence
Confirmed
Inventory
No effect on ARIN applicant inventory

Timeline (4)

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.

2026-01-13 ARIN Transfer log Merger/acquisition or reorganization Confirmed
Transfer log
Merger/acquisition: Avago Technologies U.S. Inc. (ARIN) to Arista Networks, Inc. (ARIN)
From
Avago Technologies U.S. Inc. ARIN
To
Arista Networks, Inc. ARIN
Inventory
No effect on ARIN applicant inventory

ARIN's transfer log records a merger, acquisition or reorganization from Avago Technologies U.S. Inc. (ARIN) to Arista Networks, Inc. (ARIN) on 2026-01-13 19:37 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 2026-01-13 19:37 UTC, Avago Technologies U.S. Inc. (ARIN) to Arista Networks, Inc. (ARIN); resources moved: 64.186.24.0/21 source · retrieved
  2. Before ARIN delegated statistics 2026-01-12 (produced 2026-01-12T14:00:47+00:00), before the report: allocated (dated 2019-04-25) source · retrieved
  3. After ARIN delegated statistics 2026-01-14 (produced 2026-01-14T14:00:47+00:00), after the report: allocated (dated 2019-04-25) source · retrieved
2025-11-14 ARIN Transfer log Merger/acquisition or reorganization Confirmed
Transfer log
Merger/acquisition: VMWare, LLC (ARIN) to Avago Technologies U.S. Inc. (ARIN)
From
VMWare, LLC ARIN
To
Avago Technologies U.S. Inc. ARIN
Inventory
No effect on ARIN applicant inventory

ARIN's transfer log records a merger, acquisition or reorganization from VMWare, LLC (ARIN) to Avago Technologies U.S. Inc. (ARIN) on 2025-11-14 17:15 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 2025-11-14 17:15 UTC, VMWare, LLC (ARIN) to Avago Technologies U.S. Inc. (ARIN); resources moved: 64.186.24.0/21 source · retrieved
  2. Before ARIN delegated statistics 2025-11-13 (produced 2025-11-13T14:00:46+00:00), before the report: allocated (dated 2019-04-25) source · retrieved
  3. After ARIN delegated statistics 2025-11-15 (produced 2025-11-15T14:00:50+00:00), after the report: allocated (dated 2019-04-25) source · retrieved
2021-03-24 ARIN Transfer log Merger/acquisition or reorganization Confirmed
Transfer log
Merger/acquisition: The Mode Group (ARIN) to VMWare, Inc. (ARIN)
From
The Mode Group ARIN
To
VMWare, Inc. ARIN
Inventory
No effect on ARIN applicant inventory

ARIN's transfer log records a merger, acquisition or reorganization from The Mode Group (ARIN) to VMWare, Inc. (ARIN) on 2021-03-24 15:16 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 2021-03-24 15:16 UTC, The Mode Group (ARIN) to VMWare, Inc. (ARIN); resources moved: 64.186.24.0/21 source · retrieved
  2. Before ARIN delegated statistics 2021-03-23 (produced 2021-03-23T14:00:13+00:00), before the report: allocated (dated 2019-04-25) source · retrieved
  3. After ARIN delegated statistics 2021-03-25 (produced 2021-03-25T14:00:13+00:00), after the report: allocated (dated 2019-04-25) source · retrieved
2019-04-25 ARIN + Add Intra-ARIN transfer Confirmed
ARIN-Issued
Add 64.186.24.0-64.186.31.255
From
MadeIT inc. ARIN
To
The Mode Group ARIN
Piece of
64.186.0.0/19: the rest of the block stayed with the seller
Inventory
No effect on ARIN applicant inventory

ARIN's transfer log records a transfer from MadeIT inc. (ARIN) to The Mode Group (ARIN) on 2019-04-25 14:46 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,
  1. ARIN-Issued ARIN-Issued report for 2019-04-25: "Add 64.186.24.0-64.186.31.255" source · retrieved
  2. Transfer log Transfer log: RESOURCE_TRANSFER on 2019-04-25 14:46 UTC, MadeIT inc. (ARIN) to The Mode Group (ARIN); resources moved: 64.186.24.0/21 source · retrieved
  3. Before ARIN delegated statistics 2019-04-24 (produced 2019-04-24T05:00:12+00:00), before the report: allocated (dated 2012-10-19) source · retrieved
  4. After ARIN delegated statistics 2019-04-26 (produced 2019-04-26T05:00:12+00:00), after the report: allocated (dated 2019-04-25) source · retrieved
Classification history for this change (4 versions)
  1. : Intra-ARIN transfer, confirmed (classifier 1.3.0)
  2. : Intra-ARIN transfer, confirmed (classifier 1.3.1)
  3. : Intra-ARIN transfer, confirmed (classifier 1.3.2)
  4. : Intra-ARIN transfer, confirmed (classifier 1.4.0) current

Changes to overlapping ranges

DateRegistryRangeRecorded asWhat happened
2012-10-19ARIN64.186.0.0/19+ AddApparent reissuance
2012-09-19ARIN64.186.0.0/19− RemoveUnresolved
2012-06-05ARIN64.186.0.0/19Not in ARIN-IssuedRemoved
2009-03-16ARIN64.186.0.0/19Not in ARIN-IssuedRemoved

Transfer records (4)

Date (UTC)LogTypeRange movedFromTo
ARINMerger acquisition64.186.24.0/21 Avago Technologies U.S. Inc. ARINArista Networks, Inc. ARIN
ARINMerger acquisition64.186.24.0/21 VMWare, LLC ARINAvago Technologies U.S. Inc. ARIN
ARINMerger acquisition64.186.24.0/21 The Mode Group ARINVMWare, Inc. ARIN
ARINResource transfer64.186.24.0/21 MadeIT inc. ARINThe Mode Group 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/64.186.24.0-64.186.31.255.json