136.143.192.0/23: ARIN registration changes, transfers and evidence

Now

ARIN statistics: Allocated (dated 2026-06-12) on 2026-10-09 (US)
Registry: ARIN
Holder: Bigleaf Networks, Inc.
From: ARIN's statistics for 2026-10-09 and the latest transfer record

Latest change

+ Add Intra-ARIN transfer

Reported: 2026-06-12
Confidence: Confirmed
Inventory: No effect on ARIN applicant inventory

Timeline since 2026-01-01 (1)

2026-06-12 + Add Intra-ARIN transfer Confirmed

ARIN-Issued: Add 136.143.192.0-136.143.193.255
From: Verdun Oil Holdings LLC ARIN
To: Bigleaf Networks, Inc. ARIN
Inventory: No effect on ARIN applicant inventory

ARIN's transfer log records a transfer from Verdun Oil Holdings LLC (ARIN) to Bigleaf Networks, Inc. (ARIN) on 2026-06-12 16:22 UTC. ARIN-Issued lists it as "Add" because the registration changed hands; it is not a new allocation from ARIN.

Evidence (4) · classifier 1.0.0, 2026-10-09 19:28 UTC

ARIN-Issued ARIN-Issued report for 2026-06-12: "Add 136.143.192.0-136.143.193.255" source · retrieved 2026-10-09 18:54 UTC
Transfer log Transfer log: RESOURCE_TRANSFER on 2026-06-12 16:22 UTC, Verdun Oil Holdings LLC (ARIN) to Bigleaf Networks, Inc. (ARIN); resources moved: 136.143.192.0/23 source · retrieved 2026-10-09 18:54 UTC
Before ARIN delegated statistics 2026-06-11 (produced 2026-06-11T09:00:21+00:00), before the report: allocated (dated 1989-08-22) source · retrieved 2026-10-09 19:02 UTC
After ARIN delegated statistics 2026-06-13 (produced 2026-06-13T09:00:20+00:00), after the report: allocated (dated 2026-06-12) source · retrieved 2026-10-09 19:02 UTC

Transfer records (2)

Date (UTC)	Type	Range moved	From	To
2026-06-12 16:22 UTC	Resource transfer	136.143.192.0/23	Verdun Oil Holdings LLC ARIN	Bigleaf Networks, Inc. ARIN
2026-02-10 22:58 UTC	Merger acquisition	136.143.192.0/23	EP Energy, L.L.C. ARIN	Verdun Oil Holdings LLC ARIN

Date (UTC)

Type

Range moved

From

To

2026-06-12 16:22 UTC

Resource transfer

136.143.192.0/23

Verdun Oil Holdings LLC ARIN

Bigleaf Networks, Inc. ARIN

2026-02-10 22:58 UTC

Merger acquisition

136.143.192.0/23

EP Energy, L.L.C. ARIN

Verdun Oil Holdings 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/136.143.192.0-136.143.193.255.json