Data as of Nov 8, 2026

172.84.188.0/24

Anonymizer · ISP proxy

Frontier Communications of America, Inc. · space held by Altus Communications Inc.

Announcement
this exact prefix
RPKI valid
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
record created Apr 19, 2019
2 · Leased from
its owner, directly
3 · Announced by
AS5650 Frontier Communications of America, Inc.
since Dec 2023 · 2.9 yr ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

Owners leasing their own space

NameIn 172.84.188.0/24/24s
Altus Communications Inc.
256100%
1

Lineage

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

172.84.188.0/24

From the registry to its use

  1. Apr 19, 2019
    Registry record
    Altus Communications Inc.
    Direct Allocation
    172.84.176.0/20
  2. Nov 10, 2020– Dec 3, 2020
    Announced
    AS23470 ReliableSite.Net LLC
    Hosting
  3. Nov 22, 2020– Jul 2, 2022
    Announced
    AS9009 M247 Europe SRL
    Hosting
  4. Jul 3, 2022– Dec 24, 2023
    Announced
    AS1239 Cogent Communications, LLC
  5. Aug 2, 2022
    Assigned
    Wifiber IKE
    Reassigned
    172.84.188.0/24
  6. Dec 6, 2023
    Route object
    AS5650 Frontier Communications of America, Inc.
    ARIN route object for AS5650 Frontier Communications of America, Inc., maintainer MNT-AC-351
  7. Dec 13, 2023– today
    Announced
    AS5650 Frontier Communications of America, Inc.
    Internet provider
  8. Dec 20, 2023
    Route object
    AS5650 Frontier Communications of America, Inc.
    RADB route object for AS5650 Frontier Communications of America, Inc., maintainer MAINT-AS5650

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
172.84.176.0/204,096AC-351Altus Communications Inc. (AC-351) · USDirect AllocationApr 19, 2019amin@altuscgi.com
└ 172.84.188.0/24256WIFIBER-IKEWifiber IKE (C08789160) · USReassignedAug 2, 2022amin@altuscgi.com
via AC-351

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

IPv4 market

Holder

Organization
Altus Communications Inc.
Handle
AC-351
Range
172.84.176.0/20
Registration type
Direct Allocation
Record created
Apr 19, 2019
Origin network

AS5650

US
Name
Frontier Communications of America, Inc.
Type
Internet provider
Registered
Jul 25, 1995
Domain
verizonbusiness.com
Website
www.frontier.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed