Transferred into ARIN administration; not a new issuance
Timeline (2)
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.
2025-09-15ARIN+ AddInter-RIR transfer into ARINConfirmed
ARIN-Issued
Add 148.227.174.0-148.227.174.255
From
UNIVERSIDAD AUTONOMA DE SINALOA LACNIC
To
SmartLayer Business Solutions ARIN
Same transfer
Also a change at LACNIC, the sending registry: LACNIC, 2025-09-15. Lists that cover every registry show it there.
Inventory
Transferred into ARIN administration; not a new issuance
ARIN's transfer log records a transfer from UNIVERSIDAD AUTONOMA DE SINALOA (LACNIC) to SmartLayer Business Solutions (ARIN) on 2025-09-15 15:51 UTC: it came to ARIN from LACNIC. It was already issued by another registry, so this is not a new issuance.
Evidence (4) · classifier 1.4.0,
ARIN-IssuedARIN-Issued report for 2025-09-15: "Add 148.227.174.0-148.227.174.255"source · retrieved
Transfer logTransfer log: RESOURCE_TRANSFER on 2025-09-15 15:51 UTC, UNIVERSIDAD AUTONOMA DE SINALOA (LACNIC) to SmartLayer Business Solutions (ARIN); resources moved: 148.227.174.0/24source · retrieved
BeforeARIN delegated statistics 2025-09-14 (produced 2025-09-14T13:00:51+00:00), before the report: not listedsource · retrieved
AfterARIN delegated statistics 2025-09-16 (produced 2025-09-16T13:00:50+00:00), after the report: allocated (dated 2025-09-15)source · retrieved
Classification history for this change (4 versions)
: Inter-RIR transfer into ARIN, confirmed (classifier 1.3.0)
: Inter-RIR transfer into ARIN, confirmed (classifier 1.3.1)
: Inter-RIR transfer into ARIN, confirmed (classifier 1.3.2)
: Inter-RIR transfer into ARIN, confirmed (classifier 1.4.0) current
2025-09-15LACNICTransfer logInter-RIR transfer out of LACNICConfirmed
Transfer log
Transfer: UNIVERSIDAD AUTONOMA DE SINALOA (LACNIC) to SmartLayer Business Solutions (ARIN)
Transferred out of LACNIC administration; not offered to LACNIC applicants
LACNIC's transfer log records a transfer from UNIVERSIDAD AUTONOMA DE SINALOA (LACNIC) to SmartLayer Business Solutions (ARIN) on 2025-09-15 11:00 UTC: it left LACNIC for ARIN. It is not a new allocation and is not offered to LACNIC applicants.
Evidence (3) · classifier 1.4.0,
Transfer logTransfer log: RESOURCE_TRANSFER on 2025-09-15 11:00 UTC, UNIVERSIDAD AUTONOMA DE SINALOA (LACNIC) to SmartLayer Business Solutions (ARIN); resources moved: 148.227.174.0/24source · retrieved
BeforeLACNIC delegated statistics 2025-09-14, before the change: assigned (dated 1997-12-26)source · retrieved
AfterLACNIC delegated statistics 2025-09-15, after the change: not listedsource · retrieved
Classification history for this change (4 versions)
: Inter-RIR transfer out of LACNIC, confirmed (classifier 1.3.0)
: Inter-RIR transfer out of LACNIC, confirmed (classifier 1.3.1)
: Inter-RIR transfer out of LACNIC, confirmed (classifier 1.3.2)
: Inter-RIR transfer out of LACNIC, confirmed (classifier 1.4.0) current
Transfer records (2)
Date (UTC)
Log
Type
Range moved
From
To
ARIN
Resource transfer
148.227.174.0/24
UNIVERSIDAD AUTONOMA DE SINALOA LACNIC
SmartLayer Business Solutions ARIN
LACNIC
Resource transfer
148.227.174.0/24
UNIVERSIDAD AUTONOMA DE SINALOA LACNIC
SmartLayer Business Solutions 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.