rirtracker

IPv4 range · 256 addresses

103.31.18.0/24

Now

APNIC statistics
Allocated (dated 2012-11-20) (HK), in the latest file
Registry
APNIC
Holder
COL Limited
From
APNIC's latest statistics and the latest transfer record

Latest change

Transfer log Intra-APNIC transfer

Reported
2017-07-04 (APNIC)
Confidence
Confirmed
Inventory
No effect on APNIC applicant 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.

2017-07-04 APNIC Transfer log Intra-APNIC transfer Confirmed
Transfer log
Transfer: CITIMOBILE LIMITED (APNIC) to COL Limited (APNIC)
From
CITIMOBILE LIMITED APNIC
To
COL Limited APNIC
Piece of
103.31.16.0/22: the rest of the block stayed with the seller
Inventory
No effect on APNIC applicant inventory

APNIC's transfer log records a transfer from CITIMOBILE LIMITED (APNIC) to COL Limited (APNIC) on 2017-07-04 04:24 UTC. The registration changed hands; it is not a new allocation from APNIC.

Evidence (3) · classifier 1.4.0,
  1. Transfer log Transfer log: RESOURCE_TRANSFER on 2017-07-04 04:24 UTC, CITIMOBILE LIMITED (APNIC) to COL Limited (APNIC); resources moved: 103.31.18.0/24, 103.31.19.0/24 source · retrieved
  2. Before APNIC delegated statistics 2017-07-04, before the change: allocated (dated 2012-11-20) source · retrieved
  3. After APNIC delegated statistics 2017-07-05, after the change: allocated (dated 2012-11-20) source · retrieved
Classification history for this change (4 versions)
  1. : Intra-APNIC transfer, confirmed (classifier 1.3.0)
  2. : Intra-APNIC transfer, confirmed (classifier 1.3.1)
  3. : Intra-APNIC transfer, confirmed (classifier 1.3.2)
  4. : Intra-APNIC transfer, confirmed (classifier 1.4.0) current

Changes to overlapping ranges

DateRegistryRangeRecorded asWhat happened
2025-11-26APNIC103.31.18.0/23Transfer logIntra-APNIC transfer
2012-11-20APNIC103.31.16.0/22+ RegisteredApparent new issuance

Transfer records (2)

Date (UTC)LogTypeRange movedFromTo
APNICResource transfer103.31.18.0/23 COL Limited APNICHKBN Enterprise Solutions HK Limited APNIC
APNICResource transfer103.31.18.0/24 CITIMOBILE LIMITED APNICCOL Limited APNIC

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/103.31.18.0-103.31.18.255.json