rirtracker

IPv4 range · 4,096 addresses

150.252.224.0/20

Now

RIPE NCC statistics
Allocated (dated 1991-08-19) (IT), in the latest file
Registry
RIPE NCC
Holder
UNIDATA S.p.A.
From
The RIPE NCC's latest statistics and the latest transfer record

Latest change

Transfer log Merger/acquisition or reorganization

Reported
2024-01-30 (RIPE NCC)
Confidence
Confirmed
Inventory
No effect on RIPE NCC applicant inventory

Timeline (3)

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.

2024-01-30 RIPE NCC Transfer log Merger/acquisition or reorganization Confirmed
Transfer log
Merger/acquisition: TWT S.p.A. (RIPE NCC) to UNIDATA S.p.A. (RIPE NCC)
From
TWT S.p.A. RIPE NCC
To
UNIDATA S.p.A. RIPE NCC
Inventory
No effect on RIPE NCC applicant inventory

The RIPE NCC's transfer log records a merger, acquisition or reorganization from TWT S.p.A. (RIPE NCC) to UNIDATA S.p.A. (RIPE NCC) on 2024-01-30 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC.

Evidence (3) · classifier 1.4.0,
  1. Transfer log Transfer log: MERGER_ACQUISITION on 2024-01-30 19:00 UTC, TWT S.p.A. (RIPE NCC) to UNIDATA S.p.A. (RIPE NCC); resources moved: 150.252.224.0/20 source · retrieved
  2. Before RIPE NCC delegated statistics 2024-01-29 (produced 2024-01-29T22:59:59+00:00), before the change: allocated (dated 1991-08-19) source · retrieved
  3. After RIPE NCC delegated statistics 2024-01-30 (produced 2024-01-30T22:59:59+00:00), after the change: allocated (dated 1991-08-19) source · retrieved
Classification history for this change (4 versions)
  1. : Merger/acquisition or reorganization, confirmed (classifier 1.3.0)
  2. : Merger/acquisition or reorganization, confirmed (classifier 1.3.1)
  3. : Merger/acquisition or reorganization, confirmed (classifier 1.3.2)
  4. : Merger/acquisition or reorganization, confirmed (classifier 1.4.0) current
2021-05-06 RIPE NCC Transfer log Inter-RIR transfer into the RIPE NCC Confirmed
Transfer log
Transfer: (no name) (ARIN) to TWT S.p.A. (RIPE NCC)
From
(no name given) ARIN
To
TWT S.p.A. RIPE NCC
Same transfer
Also a change at ARIN, the sending registry: ARIN, 2021-05-05. Lists that cover every registry show it there.
Inventory
Transferred into RIPE NCC administration; not a new issuance

The RIPE NCC's transfer log records a transfer from an unnamed organization (ARIN) to TWT S.p.A. (RIPE NCC) on 2021-05-06 19:00 UTC: it came to the RIPE NCC from ARIN. It was already issued by another registry, so this is not a new issuance.

Evidence (3) · classifier 1.4.0,
  1. Transfer log Transfer log: RESOURCE_TRANSFER on 2021-05-06 19:00 UTC, (no name) (ARIN) to TWT S.p.A. (RIPE NCC); resources moved: 150.252.224.0/20 source · retrieved
  2. Before RIPE NCC delegated statistics 2021-05-05 (produced 2021-05-05T21:59:00+00:00), before the change: not listed source · retrieved
  3. After RIPE NCC delegated statistics 2021-05-06 (produced 2021-05-06T21:59:00+00:00), after the change: allocated (dated 1991-08-19) source · retrieved
Classification history for this change (4 versions)
  1. : Inter-RIR transfer into the RIPE NCC, confirmed (classifier 1.3.0)
  2. : Inter-RIR transfer into the RIPE NCC, confirmed (classifier 1.3.1)
  3. : Inter-RIR transfer into the RIPE NCC, confirmed (classifier 1.3.2)
  4. : Inter-RIR transfer into the RIPE NCC, confirmed (classifier 1.4.0) current
2021-05-05 ARIN Not in ARIN-Issued Inter-RIR transfer out of ARIN Confirmed
From
Abilene Christian University ARIN
To
TWT SpA RIPE NCC
Same transfer
The RIPE NCC recorded it too: RIPE NCC, 2021-05-06.
Inventory
Transferred out of ARIN administration; not offered to ARIN applicants

ARIN's transfer log records a transfer from Abilene Christian University (ARIN) to TWT SpA (RIPE NCC) on 2021-05-06 11:49 UTC: it left ARIN for the RIPE NCC. ARIN-Issued didn't list this change; it is not a new allocation and is not offered to ARIN applicants.

Evidence (4) · classifier 1.4.0,
  1. Statistics Not listed in ARIN-Issued; found by comparing ARIN's daily statistics: 150.252.224.0/20 assigned on 2021-05-05, not listed on 2021-05-06 source · retrieved
  2. Transfer log Transfer log: RESOURCE_TRANSFER on 2021-05-06 11:49 UTC, Abilene Christian University (ARIN) to TWT SpA (RIPE NCC); resources moved: 150.252.224.0/20 source · retrieved
  3. Before ARIN delegated statistics 2021-05-04 (produced 2021-05-04T14:00:13+00:00), before the report: assigned (dated 1991-08-19) source · retrieved
  4. After ARIN delegated statistics 2021-05-06 (produced 2021-05-06T14:00:13+00:00), after the report: not listed source · retrieved
Classification history for this change (4 versions)
  1. : Inter-RIR transfer out of ARIN, confirmed (classifier 1.3.0)
  2. : Inter-RIR transfer out of ARIN, confirmed (classifier 1.3.1)
  3. : Inter-RIR transfer out of ARIN, confirmed (classifier 1.3.2)
  4. : Inter-RIR transfer out of ARIN, confirmed (classifier 1.4.0) current

Transfer records (3)

Date (UTC)LogTypeRange movedFromTo
RIPE NCCMerger acquisition150.252.224.0/20 TWT S.p.A. RIPE NCCUNIDATA S.p.A. RIPE NCC
RIPE NCCResource transfer150.252.224.0/20 (no name given) ARINTWT S.p.A. RIPE NCC
ARINResource transfer150.252.224.0/20 Abilene Christian University ARINTWT SpA RIPE NCC

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.

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