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Data as of Nov 4, 2026

66.150.88.0/23

No anonymizer space · no proxy exits in 30 days

BT Americas, Inc · space held by PF IPV4 Borrower, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS19812
Type
Internet provider
Risk
0 / 100 · Low
IPv4 market

Path

1 · Holder
PF IPV4 Borrower, LLC
record created Jul 13, 2001
2 · Leased from
IPv4.Global
3 · Announced by
AS19812 BT Americas, Inc
since Jul 2006 · 20.3 yr ago
4 · Use
Internet provider

Lineage

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

66.150.88.0/23

From the registry to its use

  1. Jul 13, 2001
    Registry record
    PF IPV4 Borrower, LLC
    Direct Allocation
    66.150.76.0 - 66.150.104.255
  2. Jun 1, 2006
    Route object
    AS19812 BT Americas, Inc
    RADB route object for AS19812 BT Americas, Inc, maintainer MAINT-AS1828
  3. Jun 1, 2006
    Route object
    AS19812 BT Americas, Inc
    RADB route object for AS19812 BT Americas, Inc, maintainer MAINT-AS1828
    66.150.88.0/24
  4. Jun 1, 2006
    Route object
    AS19812 BT Americas, Inc
    RADB route object for AS19812 BT Americas, Inc, maintainer MAINT-AS1828
    66.150.89.0/24
  5. Jul 8, 2006– today
    Announced
    AS19812 BT Americas, Inc
    Internet provider
  6. Mar 5, 2008
    Assigned
    Radianz, Inc.
    Reassigned
    66.150.88.0/23
  7. Mar 19, 2008
    Route object
    AS19024 Unitas Global
    RADB route object for AS19024 Unitas Global, maintainer MAINT-AS1828
    66.150.89.0/24
  8. Aug 27, 2023– today
    Announced
    AS13789 Unitas Global
    as part of 66.150.88.0/21
    66.150.88.0/21
  9. today
    Leased from
    IPv4.Global
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeLeased fromHolderRPKI
66.150.88.0/21
since Aug 2023
AS13789UnknownIP broker IPv4.GlobalPF IPV4 Borrower, 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
66.150.76.0 - 66.150.104.2557,424PIHL-4PF IPV4 Borrower, LLC (PIHL-4) · USDirect AllocationJul 13, 2001[email protected]
└ 66.150.88.0/23512INAP-NYC-RADIANZH-20157Radianz, Inc. (C01897156) · USReassignedMar 5, 2008[email protected]
via PIHL-4

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
PF IPV4 Borrower, LLC
Handle
PIHL-4
Range
66.150.76.0 - 66.150.104.255
Registration type
Direct Allocation
Record created
Jul 13, 2001
Origin network

AS19812

US
Name
BT Americas, Inc
Type
Internet provider
Registered
Feb 14, 2001
Domain
tnsi.com
Industry
Computer and Information Technology
Spamhaus ASN-DROP
not listed