rirtracker

IPv4 range · 256 addresses

83.174.155.0/24

Now

RIPE NCC statistics
Allocated (dated 2004-05-21) (GR), in the latest file
Registry
RIPE NCC
Holder
MICROBASE-MNT
From
RDAP, looked up 2026-11-11 18:28 UTC

Latest change

Transfer log Intra-RIPE NCC transfer

Reported
2026-11-11 (RIPE NCC)
Confidence
Confirmed Provisional
Inventory
No effect on RIPE NCC 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.

2026-11-11 RIPE NCC Transfer log Intra-RIPE NCC transfer Confirmed Provisional
Transfer log
Transfer: Connecticore Telecommunications Information Technology S.A (RIPE NCC) to Microbase PC (RIPE NCC)
From
Connecticore Telecommunications Information Technology S.A RIPE NCC
To
Microbase PC RIPE NCC
Piece of
83.174.128.0/18: the rest of the block stayed with the seller
Inventory
No effect on RIPE NCC applicant inventory

The RIPE NCC's transfer log records a transfer from Connecticore Telecommunications Information Technology S.A (RIPE NCC) to Microbase PC (RIPE NCC) on 2026-11-11 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC.

Evidence (2) · classifier 1.4.0,
  1. Transfer log Transfer log: RESOURCE_TRANSFER on 2026-11-11 19:00 UTC, Connecticore Telecommunications Information Technology S.A (RIPE NCC) to Microbase PC (RIPE NCC); resources moved: 83.174.155.0/24 source · retrieved
  2. Before RIPE NCC delegated statistics 2026-11-10 (produced 2026-11-10T22:59:59+00:00), before the change: allocated (dated 2004-05-21) source · retrieved

Changes to overlapping ranges

DateRegistryRangeRecorded asWhat happened
2014-07-31RIPE NCC83.174.152.0/21Transfer logIntra-RIPE NCC transfer

Transfer records (2)

Date (UTC)LogTypeRange movedFromTo
RIPE NCCResource transfer83.174.155.0/24 Connecticore Telecommunications Information Technology S.A RIPE NCCMicrobase PC RIPE NCC
RIPE NCCResource transfer83.174.152.0/21 Theodosios Rouselis AFOI O.E. RIPE NCCRolaware Hellas S.A. 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

Looked upWhyRegistryHandleOrganizationStatusLast changed
First seen RIPE NCC83.174.155.0 - 83.174.155.127MICROBASE-MNTactive2026-11-11

Organization-level details only; contact details are never kept. RDAP shows the registration when it was looked up, not in the past.

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