rirtracker

IPv4 range · 2,048 addresses

177.124.152.0/21

Now

LACNIC statistics
Allocated (dated 2020-03-19) (only part of the range) (BR), in the latest file
Registry
Not known
Holder
Not looked up

Latest change

Released Released from hold (LACNIC lists it as 'available')

Reported
2020-03-17 (LACNIC)
Confidence
Strong inference
Inventory
LACNIC's statistics now list it as 'available'; reissue not confirmed

Hold

Released from hold
2020-03-17
Now
Possible reissue candidate; not confirmed available.

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.

2020-03-17 LACNIC Released Released from hold (LACNIC lists it as 'available') Strong inference
Statistics
177.124.152.0/21 reserved on 2020-03-16, available on 2020-03-17
Inventory
LACNIC's statistics now list it as 'available'; reissue not confirmed

LACNIC's statistics show it reserved on 2020-03-16 and available on 2020-03-17. LACNIC moved it from its reserved (held) records to the status it calls 'available'. The tracker saw it removed from registration on 2019-05-15, 307 days earlier. That is LACNIC's own label: whether and when it is reissued is not confirmed.

Evidence (3) · classifier 1.4.0,
  1. Statistics Found by comparing LACNIC's daily statistics: 177.124.152.0/21 reserved on 2020-03-16, available on 2020-03-17 source · retrieved
  2. Before LACNIC delegated statistics 2020-03-16, before the change: reserved source · retrieved
  3. After LACNIC delegated statistics 2020-03-17, after the change: available source · retrieved
Classification history for this change (4 versions)
  1. : Released from hold (LACNIC lists it as 'available'), strong inference (classifier 1.3.0)
  2. : Released from hold (LACNIC lists it as 'available'), strong inference (classifier 1.3.1)
  3. : Released from hold (LACNIC lists it as 'available'), strong inference (classifier 1.3.2)
  4. : Released from hold (LACNIC lists it as 'available'), strong inference (classifier 1.4.0) current

Changes to overlapping ranges

DateRegistryRangeRecorded asWhat happened
2025-07-24ARIN177.124.156.0/22+ AddTransfer into ARIN
2025-07-24LACNIC177.124.156.0/22Transfer logTransfer out of LACNIC
2020-05-12LACNIC177.124.156.0/22+ RegisteredApparent reissuance
2020-03-19LACNIC177.124.152.0/22+ RegisteredApparent reissuance
2019-05-15LACNIC177.124.152.0/22− DeregisteredRemoved
2015-07-06LACNIC177.124.156.0/22− DeregisteredRemoved
2014-04-25LACNIC177.124.152.0/22+ RegisteredApparent reissuance
2014-02-20LACNIC177.124.152.0/22− DeregisteredRemoved
2013-04-04LACNIC177.124.156.0/22+ RegisteredApparent new issuance

Transfer records (2)

Date (UTC)LogTypeRange movedFromTo
ARINResource transfer177.124.156.0/22 HLP MOBILE AND WORLDWIDE TRACKING LTDA LACNIC3Com Net Router ARIN
LACNICResource transfer177.124.156.0/22 HLP Mobile and Worldwide Tracking Ltda LACNIC3Com Net Router 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/177.124.152.0-177.124.159.255.json