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.
Transfer: Jakub Bartlomiej Osuch trading as Techgroup (RIPE NCC) to Marek Piwowarski trading as ALFA-SYSTEM M. Piwowarski, A. Widera s.j. (RIPE NCC)
From
Jakub Bartlomiej Osuch trading as Techgroup RIPE NCC
To
Marek Piwowarski trading as ALFA-SYSTEM M. Piwowarski, A. Widera s.j. RIPE NCC
Inventory
No effect on RIPE NCC applicant inventory
The RIPE NCC's transfer log records a transfer from Jakub Bartlomiej Osuch trading as Techgroup (RIPE NCC) to Marek Piwowarski trading as ALFA-SYSTEM M. Piwowarski, A. Widera s.j. (RIPE NCC) on 2026-10-28 19:00 UTC. The registration changed hands; it is not a new allocation from the RIPE NCC.
Evidence (2) · classifier 1.4.0,
Transfer logTransfer log: RESOURCE_TRANSFER on 2026-10-28 19:00 UTC, Jakub Bartlomiej Osuch trading as Techgroup (RIPE NCC) to Marek Piwowarski trading as ALFA-SYSTEM M. Piwowarski, A. Widera s.j. (RIPE NCC); resources moved: 217.197.102.0/24source · retrieved
BeforeRIPE NCC delegated statistics 2026-10-27 (produced 2026-10-27T22:59:59+00:00), before the change: allocated (dated 2023-05-15)source · retrieved
2023-05-15RIPE NCC+ RegisteredApparent reissuance of previously removed resourceStrong inference
Statistics
217.197.102.0/24 available on 2023-05-14, allocated on 2023-05-15
Inventory
Likely issued from RIPE NCC-controlled inventory
No transfer record matches. The RIPE NCC's statistics show it available on 2023-05-14 and allocated (dated 2023-05-15) on 2023-05-15. The tracker saw this range released from hold on 2023-05-13 (217.197.96.0/20), so it appears to have been issued again from the RIPE NCC's pool.
Evidence (3) · classifier 1.4.0,
StatisticsFound by comparing the RIPE NCC's daily statistics: 217.197.102.0/24 available on 2023-05-14, allocated on 2023-05-15source · retrieved
BeforeRIPE NCC delegated statistics 2023-05-14 (produced 2023-05-14T21:59:59+00:00), before the change: availablesource · retrieved
AfterRIPE NCC delegated statistics 2023-05-15 (produced 2023-05-15T21:59:59+00:00), after the change: allocated (dated 2023-05-15)source · retrieved
Classification history for this change (4 versions)
Jakub Bartlomiej Osuch trading as Techgroup RIPE NCC
Marek Piwowarski trading as ALFA-SYSTEM M. Piwowarski, A. Widera s.j. 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 up
Why
Registry
Handle
Organization
Status
Last changed
After 7 days
RIPE NCC
217.197.102.0 - 217.197.102.255
lir-pl-alfa-system-1-MNT
active
2026-10-28
After 24 hours
RIPE NCC
217.197.102.0 - 217.197.102.255
lir-pl-alfa-system-1-MNT
active
2026-10-28
First seen
RIPE NCC
217.197.102.0 - 217.197.102.255
lir-pl-alfa-system-1-MNT
active
2026-10-28
Organization-level details only; contact details are never kept. RDAP shows the registration when it was looked up, not in the past.