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Data as of Nov 3, 2026

72.244.76.0/24

Anonymizer · ISP proxy

Karolio IT paslaugos, UAB · space held by GTT Americas, LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS212609
Type
ISP proxy
Risk
90 / 100 · Critical
Recent change
New origin Jul 2026
its first announcement on record
IPv4 market

Path

Announced by AS212609 since Jul 2026 · 4 mo ago
1 · Holder
GTT Americas, LLC
record created Mar 22, 2005 · reallocated to Internet Utilities NA LLC Jul 30, 2025
2 · Leased from
GTT Americas, LLC
its owner, directly
3 · Announced by
AS212609 Karolio IT paslaugos, UAB
since Jul 2026 · 4 mo ago
4 · Use
Proxy providersnamed IPRoyal
ISP proxy

Operators, sellers and brokers

Proxy providers

NameParentIn 72.244.76.0/24/24s
IPRoyal
256100%
1
Leased from

Owners leasing their own space

NameIn 72.244.76.0/24/24s
GTT Americas, LLC
256100%
1

Lineage

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

72.244.76.0/24

From the registry to its use

  1. Mar 22, 2005
    Registry record
    GTT Americas, LLC
    Direct Allocation
    72.244.0.0/15
  2. Sep 22, 2005– May 15, 2022
    Announced
    AS18566 GTT Americas, LLC
    as part of 72.244.0.0/15
    72.244.0.0/15
  3. Apr 29, 2023– Nov 2, 2026
    Announced
    AS3257 GTT Communications Inc.
    as part of 72.244.0.0/15
    72.244.0.0/15
  4. Jul 30, 2025
    Reallocated
    Internet Utilities NA LLC
    Reallocated
    72.244.0.0/16
  5. Aug 17, 2025
    Assigned
    Turknet Iletisim Hizmetleri A.S
    Reassigned
    72.244.64.0/20
  6. Jul 6, 2026– Nov 2, 2026
    Announced
    AS212609 Karolio IT paslaugos, UAB
    Hosting
  7. Jul 9, 2026
    Route object
    AS212609 Karolio IT paslaugos, UAB
    ARIN route object for AS212609 Karolio IT paslaugos, UAB, maintainer MNT-GAL-104
  8. Jul 9, 2026
    Route object
    IPXO
    RADB route object for AS212609 Karolio IT paslaugos, UAB, maintainer MAINT-AS834
  9. today
    Leased from
    IPXO
    IP broker
  10. today
    Used
    IPRoyal
    Proxy seller

Announcements

Less specific

Covering announcements

PrefixOriginTypeLeased fromProxy exitsHolderRPKI
72.244.0.0/15
since Apr 2023
AS3257Internet providerIP broker IPXO (part)428
76 always on
GTT Americas, LLC

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
72.244.0.0/15131,072MEGAPATH-BLK-63GTT Americas, LLC (GAL-104) · USDirect AllocationMar 22, 2005[email protected]
└ 72.244.0.0/1665,536IPXO-GTTIPXO LLC (IL-845) · USReallocatedJul 18, 2025[email protected]
└ 72.244.0.0/1665,536NETUTILSInternet Utilities NA LLC (DCL-577) · USReallocatedJul 30, 2025[email protected]
└ 72.244.64.0/204,096TURKNET-BROADBANDTurknet Iletisim Hizmetleri A.S (C11319581) · USReassignedAug 17, 2025[email protected]
via IPXO-GTT

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
GTT Americas, LLC
Handle
GAL-104
Range
72.244.0.0/15
Registration type
Direct Allocation
Record created
Mar 22, 2005
Reallocated to
Internet Utilities NA LLC (DCL-577)
Reallocated range
72.244.0.0/16
Reallocated
Jul 30, 2025
Origin network

AS212609

LT
Name
Karolio IT paslaugos, UAB
Type
Hosting
Registered
Sep 24, 2020
Domain
simoresta.lt
Website
simoresta.lt
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed