rirtracker

IPv4 range · 16,384 addresses

181.41.128.0/18

Now

LACNIC statistics
Allocated (dated 2013-04-25) (only part of the range) (BR, MX), in the latest file
Registry
Not known
Holder
Not looked up

Latest change

+ Registered Apparent new issuance

Reported
2013-04-25 (LACNIC)
Confidence
Strong inference
Inventory
Likely issued from LACNIC-controlled 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.

2013-04-25 LACNIC + Registered Apparent new issuance Strong inference
Statistics
181.41.128.0/18 available on 2013-04-24, allocated on 2013-04-25
Inventory
Likely issued from LACNIC-controlled inventory

No transfer record matches. LACNIC's statistics show it available on 2013-04-24 and allocated (dated 2013-04-25) on 2013-04-25. It moved from LACNIC's unissued pool to an active registration dated around that day, so it appears to be newly issued by LACNIC.

Evidence (3) · classifier 1.4.0,
  1. Statistics Found by comparing LACNIC's daily statistics: 181.41.128.0/18 available on 2013-04-24, allocated on 2013-04-25 source · retrieved
  2. Before LACNIC delegated statistics 2013-04-24, before the change: available source · retrieved
  3. After LACNIC delegated statistics 2013-04-25, after the change: allocated (dated 2013-04-25) source · retrieved
Classification history for this change (4 versions)
  1. : Apparent new issuance, strong inference (classifier 1.3.0)
  2. : Apparent new issuance, strong inference (classifier 1.3.1)
  3. : Apparent new issuance, strong inference (classifier 1.3.2)
  4. : Apparent new issuance, strong inference (classifier 1.4.0) current

Sold in pieces

2 pieces of this block transferred since 2012-06-29, 56% of it so far.

DatePieceWhat happenedFromTo
2018-10-29 181.41.160.0/19Intra-LACNIC transfer PrimeTel Services Inc. LACNICTotvs S.A. LACNIC
2019-10-28 181.41.136.0/22Intra-LACNIC transfer PrimeTel Services Inc. LACNICMegacable Comunicaciones de Mexico, S.A. de C.V. LACNIC

Changes to overlapping ranges

DateRegistryRangeRecorded asWhat happened
2020-12-29ARIN181.41.140.0/22+ AddTransfer into ARIN
2020-12-29LACNIC181.41.140.0/22Transfer logTransfer out of LACNIC
2020-10-28RIPE NCC181.41.144.0/20Transfer logTransfer into the RIPE NCC
2020-10-28LACNIC181.41.144.0/20Transfer logTransfer out of LACNIC
2020-10-13RIPE NCC181.41.128.0/21Transfer logTransfer into the RIPE NCC
2020-10-13LACNIC181.41.128.0/21Transfer logTransfer out of LACNIC
2019-10-28LACNIC181.41.136.0/22Transfer logIntra-LACNIC transfer
2018-10-29LACNIC181.41.160.0/19Transfer logIntra-LACNIC transfer

Transfer records (8)

Date (UTC)LogTypeRange movedFromTo
ARINResource transfer181.41.140.0/22 PRIMETEL SERVICES INC. LACNICHIVELOCITY, Inc. ARIN
LACNICResource transfer181.41.140.0/22 PrimeTel Services Inc. LACNICHIVELOCITY, Inc. ARIN
RIPE NCCResource transfer181.41.144.0/20 (no name given) LACNICValor Information Technologies, S.L. RIPE NCC
LACNICResource transfer181.41.144.0/20 PrimeTel Services Inc. LACNICValor Information Technologies, S.L. RIPE NCC
RIPE NCCResource transfer181.41.128.0/21 (no name given) LACNICXTRA TELECOM S.A. RIPE NCC
LACNICResource transfer181.41.128.0/21 PrimeTel Services Inc. LACNICXtra Telecom S.A. RIPE NCC
LACNICResource transfer181.41.136.0/22 PrimeTel Services Inc. LACNICMegacable Comunicaciones de Mexico, S.A. de C.V. LACNIC
LACNICResource transfer181.41.160.0/19 PrimeTel Services Inc. LACNICTotvs S.A. LACNIC

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/181.41.128.0-181.41.191.255.json