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Data as of Nov 3, 2026

72.244.158.0/24

No anonymizer space · no proxy exits in 30 days

Inland FIber · space held by GTT Americas, LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS53581
Type
Unknown
Risk
40 / 100 · Medium
Leased space
IPv4 market

Path

1 · Holder
GTT Americas, LLC
record created Mar 22, 2005 · reallocated to Internet Utilities NA LLC Jul 30, 2025
2 · Leased from
IPXO
3 · Announced by
AS53581 Inland FIber
since Oct 2025 · 13 mo ago
4 · Use
Unknown

Lineage

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

72.244.158.0/24

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– today
    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. Oct 10, 2025
    Assigned
    Inland Fiber and Data
    Reassigned
    72.244.158.0/24
  6. Oct 13, 2025
    Route object
    IPXO
    RADB route object for AS63264 Alternative Choice Wireless, LLC, maintainer MAINT-AS834
  7. Oct 15, 2025– today
    Announced
    AS53581 Inland FIber
    Internet provider
  8. Oct 16, 2025
    Route object
    IPXO
    RADB route object for AS53581 Inland FIber, maintainer MAINT-AS834
  9. Oct 16, 2025
    Route object
    IPXO
    ARIN route object for AS53581 Inland FIber, maintainer MNT-DCL-577
  10. Oct 16, 2025
    Route object
    IPXO
    ARIN route object for AS63264 Alternative Choice Wireless, LLC, maintainer MNT-DCL-577
  11. today
    Leased from
    IPXO
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeLeased fromProxy exitsHolderRPKI
72.244.0.0/15
since Apr 2023
AS3257Internet providerIP broker IPXO (part)433
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]
└ 72.244.158.0/24256NET-72-244-158-0-24Inland Fiber and Data (C11385091) · USReassignedOct 10, 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

AS53581

US
Name
Inland FIber
Type
Internet provider
Registered
Dec 20, 2024
Domain
inlandfiber.com
Spamhaus ASN-DROP
not listed