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Data as of Nov 4, 2026

64.84.57.0/24

No anonymizer space · no proxy exits in 30 days

Ultahost, Inc. · space held by NACIO Systems, Inc.

Announcement
this exact prefix
RPKI valid
Announced by
AS398256
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin Oct 21, 2026
from AS23470 ReliableSite.Net LLC
IPv4 market

Path

Announced by AS398256 since Oct 21, 2026 · 2 wk ago
1 · Holder
NACIO Systems, Inc.
record created May 3, 2000 · reallocated to Internet Utilities NA LLC Nov 24, 2025
2 · Leased from
IPXO
3 · Announced by
AS398256 Ultahost, Inc.
since Oct 21, 2026 · 2 wk ago
4 · Use
Hosting

Lineage

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

64.84.57.0/24

From the registry to its use

  1. May 3, 2000
    Registry record
    NACIO Systems, Inc.
    Direct Allocation
    64.84.0.0 - 64.84.95.255
  2. Oct 28, 2018– Nov 21, 2020
    Announced
    AS36451 Rigetti Computing
    Business
  3. Nov 24, 2025
    Reallocated
    Internet Utilities NA LLC
    Reallocated
    64.84.56.0/23
  4. Aug 11, 2026– Sep 3, 2026
    Announced
    AS402857 Highland
    Hosting
  5. Sep 16, 2026– Oct 18, 2026
    Announced
    AS23470 ReliableSite.Net LLC
    Hosting
  6. Sep 17, 2026
    Route object
    IPXO
    ARIN route object for AS23470 ReliableSite.Net LLC, maintainer MNT-DCL-577
  7. Oct 19, 2026
    Assigned
    Internet Utilities NA LLC
    Reassigned
    64.84.57.0/24
  8. Oct 19, 2026
    Route object
    IPXO
    RADB route object for AS398256 Ultahost, Inc., maintainer MAINT-AS834
  9. Oct 21, 2026– today
    Announced
    AS398256 Ultahost, Inc.
    Hosting
  10. 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
64.84.0.0 - 64.84.95.25524,576INTEL-1000NACIO Systems, Inc. (MSLK) · USDirect AllocationMay 3, 2000[email protected]
└ 64.84.56.0/2351264-84-56-0-IPXO6IPXO LLC (IL-845) · USReallocatedNov 22, 2025[email protected]
└ 64.84.56.0/23512NETUTILSInternet Utilities NA LLC (DCL-577) · USReallocatedNov 24, 2025[email protected]
└ 64.84.57.0/24256NET-64-84-57-0-24unknownReassignedOct 19, 2026[email protected]
via 64-84-56-0-IPXO6

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
NACIO Systems, Inc.
Handle
MSLK
Range
64.84.0.0 - 64.84.95.255
Registration type
Direct Allocation
Record created
May 3, 2000
Reallocated to
Internet Utilities NA LLC (DCL-577)
Reallocated range
64.84.56.0/23
Reallocated
Nov 24, 2025
Origin network

AS398256

US
Name
Ultahost, Inc.
Type
Hosting
Registered
Mar 18, 2025
Domain
ultahost.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed