rirtracker

IPv4 range · 512 addresses

193.149.166.0/23

Now

APNIC statistics
Allocated (dated 2021-06-16) (TW), in the latest file
Registry
APNIC
Holder
NC Taiwan Co., Ltd.
From
APNIC's latest statistics and the latest transfer record

Latest change

Transfer log Inter-RIR transfer into APNIC

Reported
2021-09-15 (APNIC)
Confidence
Confirmed
Inventory
Transferred into APNIC administration; not a new issuance

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.

2021-09-15 APNIC Transfer log Inter-RIR transfer into APNIC Confirmed
Transfer log
Transfer: DSPUL-1 (ARIN) to NC Taiwan Co., Ltd. (APNIC)
From
DSPUL-1 ARIN
To
NC Taiwan Co., Ltd. APNIC
Same transfer
Also a change at ARIN, the sending registry: ARIN, 2021-09-14. Lists that cover every registry show it there.
Inventory
Transferred into APNIC administration; not a new issuance

APNIC's transfer log records a transfer from DSPUL-1 (ARIN) to NC Taiwan Co., Ltd. (APNIC) on 2021-09-15 06:49 UTC: it came to APNIC 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 2021-09-15 06:49 UTC, DSPUL-1 (ARIN) to NC Taiwan Co., Ltd. (APNIC); resources moved: 193.149.166.0/23 source · retrieved
  2. Before APNIC delegated statistics 2021-09-15, before the change: not listed source · retrieved
  3. After APNIC delegated statistics 2021-09-16, after the change: allocated (dated 2021-06-16) source · retrieved
Classification history for this change (4 versions)
  1. : Inter-RIR transfer into APNIC, confirmed (classifier 1.3.0)
  2. : Inter-RIR transfer into APNIC, confirmed (classifier 1.3.1)
  3. : Inter-RIR transfer into APNIC, confirmed (classifier 1.3.2)
  4. : Inter-RIR transfer into APNIC, confirmed (classifier 1.4.0) current
2021-09-14 ARIN Not in ARIN-Issued Inter-RIR transfer out of ARIN Confirmed
From
DuPont Specialty Products USA LLC ARIN
To
NC Taiwan Co., Ltd. APNIC
Same transfer
APNIC recorded it too: APNIC, 2021-09-15.
Inventory
Transferred out of ARIN administration; not offered to ARIN applicants

ARIN's transfer log records a transfer from DuPont Specialty Products USA LLC (ARIN) to NC Taiwan Co., Ltd. (APNIC) on 2021-09-15 11:03 UTC: it left ARIN for APNIC. 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: 193.149.166.0/23 assigned on 2021-09-14, not listed on 2021-09-15 source · retrieved
  2. Transfer log Transfer log: RESOURCE_TRANSFER on 2021-09-15 11:03 UTC, DuPont Specialty Products USA LLC (ARIN) to NC Taiwan Co., Ltd. (APNIC); resources moved: 193.149.166.0/23 source · retrieved
  3. Before ARIN delegated statistics 2021-09-13 (produced 2021-09-13T14:00:13+00:00), before the report: assigned (dated 2021-06-16) source · retrieved
  4. After ARIN delegated statistics 2021-09-15 (produced 2021-09-15T14:00:15+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
2021-06-16 RIPE NCC Transfer log Inter-RIR transfer out of the RIPE NCC Confirmed
Transfer log
Transfer: DUPONT NUTRITION BIOSCIENCES ApS (RIPE NCC) to (no name) (ARIN)
From
DUPONT NUTRITION BIOSCIENCES ApS RIPE NCC
To
(no name given) ARIN
Same transfer
ARIN recorded it too: ARIN, 2021-06-16.
Piece of
193.149.128.0/18: the rest of the block stayed with the seller
Inventory
Transferred out of RIPE NCC administration; not offered to RIPE NCC applicants

The RIPE NCC's transfer log records a transfer from DUPONT NUTRITION BIOSCIENCES ApS (RIPE NCC) to an unnamed organization (ARIN) on 2021-06-16 19:00 UTC: it left the RIPE NCC for ARIN. It is not a new allocation and is not offered to RIPE NCC applicants.

Evidence (3) · classifier 1.4.0,
  1. Transfer log Transfer log: RESOURCE_TRANSFER on 2021-06-16 19:00 UTC, DUPONT NUTRITION BIOSCIENCES ApS (RIPE NCC) to (no name) (ARIN); resources moved: 193.149.166.0/23 source · retrieved
  2. Before RIPE NCC delegated statistics 2021-06-15 (produced 2021-06-15T21:59:00+00:00), before the change: assigned (dated 1996-01-24) source · retrieved
  3. After RIPE NCC delegated statistics 2021-06-16 (produced 2021-06-16T21:59:00+00:00), after the change: not listed source · retrieved
Classification history for this change (4 versions)
  1. : Inter-RIR transfer out of the RIPE NCC, confirmed (classifier 1.3.0)
  2. : Inter-RIR transfer out of the RIPE NCC, confirmed (classifier 1.3.1)
  3. : Inter-RIR transfer out of the RIPE NCC, confirmed (classifier 1.3.2)
  4. : Inter-RIR transfer out of the RIPE NCC, confirmed (classifier 1.4.0) current

Changes to overlapping ranges

DateRegistryRangeRecorded asWhat happened
2021-06-16ARIN193.149.166.0 - 193.149.170.255+ AddTransfer into ARIN

Transfer records (4)

Date (UTC)LogTypeRange movedFromTo
ARINResource transfer193.149.166.0/23 DuPont Specialty Products USA LLC ARINNC Taiwan Co., Ltd. APNIC
APNICResource transfer193.149.166.0/23 DSPUL-1 ARINNC Taiwan Co., Ltd. APNIC
RIPE NCCResource transfer193.149.166.0/23 DUPONT NUTRITION BIOSCIENCES ApS RIPE NCC(no name given) ARIN
ARINResource transfer193.149.166.0/23 DUPONT NUTRITION BIOSCIENCES ApS RIPE NCCDuPont Specialty Products USA LLC 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/193.149.166.0-193.149.167.255.json