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Data as of Nov 7, 2026

37.1.225.0/24

No anonymizer space · no proxy exits in 30 days

SKH Systems · space held by Brightbox Systems Ltd

Announcement
this exact prefix
RPKI valid
Announced by
AS153993
Type
Unknown
Risk
0 / 100 · Low
IPv4 market

Path

1 · Holder
Brightbox Systems Ltd
record created Dec 13, 2011 · reallocated to Internet Utilities Europe and Asia Limited Jun 30, 2023
2 · Leased from
IPXO
3 · Announced by
AS153993 SKH Systems
since Jul 2025 · 16 mo ago
4 · Use
Unknown

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

37.1.225.0/24

From the registry to its use

  1. Dec 13, 2011
    Registry record
    Brightbox Systems Ltd
    ALLOCATED PA
    37.1.224.0/21
  2. Jun 28, 2023– Aug 14, 2023
    Announced
    AS204843 Sterly Veri Merkezi Yazilim VE Siber Guvenlik Hizmetleri A.S.
    Hosting
  3. Jun 30, 2023
    Reallocated
    Internet Utilities Europe and Asia Limited
    SUB-ALLOCATED PA
    37.1.224.0/22
  4. Mar 1, 2025– Jul 10, 2025
    Announced
    AS61317 Hivelocity LLC
    Hosting
  5. Jun 29, 2025– Jul 10, 2025
    Announced
    AS834 IPXO LLC
    Hosting
  6. Jul 23, 2025– today
    Announced
    AS153993 SKH Systems
  7. Jul 28, 2025
    Route object
    IPXO
    RIPE route object for AS153993 SKH Systems, maintainer NETUTILS-MNT
  8. Jul 28, 2025
    Route object
    IPXO
    RADB route object for AS153993 SKH Systems, maintainer MAINT-AS834
  9. today
    Leased from
    IPXO
    IP broker

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
37.1.224.0/212,048UK-BRIGHTBOX-20111213Brightbox Systems Ltd (ORG-BSL10-RIPE) · GBALLOCATED PADec 13, 2011abuse@brightbox.com
└ 37.1.224.0/221,024IPXOInternet Utilities Europe and Asia Limited (ORG-IL687-RIPE) · GBSUB-ALLOCATED PAJun 30, 2023report@abuseradar.com
└ 37.1.225.0/24256NET-37-1-225-0-24unknownASSIGNED PAJul 26, 2025report@abuseradar.com
via IPXO

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Brightbox Systems Ltd
Handle
ORG-BSL10-RIPE
Range
37.1.224.0/21
Registration type
ALLOCATED PA
Record created
Dec 13, 2011
Reallocated to
Internet Utilities Europe and Asia Limited (ORG-IL687-RIPE)
Reallocated range
37.1.224.0/22
Reallocation type
SUB-ALLOCATED PA
Reallocated
Jun 30, 2023
Origin network

AS153993

KR
Name
SKH Systems
Registered
Jun 23, 2025
Domain
skhsystems.co.kr
Spamhaus ASN-DROP
not listed