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.
2026-09-02ARINTransfer logMerger/acquisition or reorganizationConfirmed
Transfer log
Merger/acquisition: Vitalwerks Internet Solutions, LLC (ARIN) to No-IP (ARIN)
From
Vitalwerks Internet Solutions, LLC ARIN
To
No-IP ARIN
Inventory
No effect on ARIN applicant inventory
ARIN's transfer log records a merger, acquisition or reorganization from Vitalwerks Internet Solutions, LLC (ARIN) to No-IP (ARIN) on 2026-09-02 15:30 UTC. The registration changed hands; it is not a new allocation from ARIN. ARIN-Issued and ARIN's statistics don't show this change; only the transfer log records it.
Evidence (3) · classifier 1.4.0,
Transfer logTransfer log: MERGER_ACQUISITION on 2026-09-02 15:30 UTC, Vitalwerks Internet Solutions, LLC (ARIN) to No-IP (ARIN); resources moved: 158.247.0.0/21source · retrieved
BeforeARIN delegated statistics 2026-09-01 (produced 2026-09-01T13:00:20+00:00), before the report: allocated (dated 2020-03-04)source · retrieved
AfterARIN delegated statistics 2026-09-03 (produced 2026-09-03T13:00:21+00:00), after the report: allocated (dated 2020-03-04)source · retrieved
158.247.0.0/16: the rest of the block stayed with the seller
Inventory
No effect on ARIN applicant inventory
ARIN's transfer log records a transfer from THE MCCALL PATTERN COMPANY, INC. (ARIN) to Vitalwerks Internet Solutions, LLC (ARIN) on 2020-03-05 00:54 UTC. ARIN-Issued lists it as "Add" because the registration changed hands; it is not a new allocation from ARIN.
Evidence (4) · classifier 1.4.0,
ARIN-IssuedARIN-Issued report for 2020-03-04: "Add 158.247.0.0-158.247.7.255"source · retrieved
Transfer logTransfer log: RESOURCE_TRANSFER on 2020-03-05 00:54 UTC, THE MCCALL PATTERN COMPANY, INC. (ARIN) to Vitalwerks Internet Solutions, LLC (ARIN); resources moved: 158.247.0.0/21source · retrieved
BeforeARIN delegated statistics 2020-03-03 (produced 2020-03-03T15:00:13+00:00), before the report: assigned (dated 1991-05-16)source · retrieved
AfterARIN delegated statistics 2020-03-05 (produced 2020-03-05T15:00:13+00:00), after the report: allocated (dated 2020-03-04)source · retrieved
Classification history for this change (4 versions)
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.