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Data as of Nov 5, 2026

154.7.254.0/24

Anonymizer · Datacenter proxy

Tier.Net Technologies LLC · reallocated from Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS397423
Type
Datacenter proxy
Risk
85 / 100 · Critical
IPv4 market

Path

1 · Holder
Cogent Communications, LLC
record created Feb 5, 1992 · reallocated to Tier.Net Technologies LLC Aug 24, 2022
2 · Leased from
Aventice
for its owner Cogent Communications, LLC
3 · Announced by
AS397423 Tier.Net Technologies LLC
since Jul 2022 · 4.3 yr ago
4 · Use
Datacenter proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 154.7.254.0/24/24s
Aventice
256100%
1
Leased from

Owners leasing their own space

NameIn 154.7.254.0/24/24s
Cogent Communications, LLC
256100%
1

Lineage

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

154.7.254.0/24

From the registry to its use

  1. Feb 5, 1992
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    154.7.0.0/16
  2. Dec 4, 2020– today
    Announced
    AS174 Cogent Communications, LLC
    as part of 154.7.0.0/16
    154.7.0.0/16
  3. Jul 15, 2022– today
    Announced
    AS397423 Tier.Net Technologies LLC
    Hosting
  4. Jul 25, 2022
    Route object
    AS397423 Tier.Net Technologies LLC
    RADB route object for AS397423 Tier.Net Technologies LLC, maintainer MAINT-AS397423
  5. Aug 24, 2022
    Reallocated
    Tier.Net Technologies LLC
    Reallocated
    154.7.254.0/24
  6. today
    Leased from
    Aventice
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeAnonymizer addressesLeased fromProxy exitsHolderRPKI
154.7.0.0/16
since Dec 2020
AS174Internet provider5,3768.2%ISP proxyIP broker Aventice (part), Rackdog (part)179
34 always on
Cogent Communications, 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
154.7.0.0/1665,536COGENT-154-7-16Cogent Communications, LLC (COGC) · USDirect AllocationFeb 5, 1992abuse@cogentco.com
└ 154.7.224.0/198,192AVENTICE-CGNT-NET-2Aventice LLC (AL-584) · USReallocatedDec 8, 2021abuse@aventice.com
└ 154.7.254.0/24256BL-1044BeardSYS LLC (BL-1044) · USReallocatedJul 26, 2022jon@beardsys.com
└ 154.7.254.0/24256NET-154-7-254-0-1Tier.Net Technologies LLC (TTL-100) · USReallocatedAug 24, 2022abuse-team@tier.net

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Cogent Communications, LLC
Handle
COGC
Range
154.7.0.0/16
Registration type
Direct Allocation
Record created
Feb 5, 1992
Legacy
yes
Reallocated to
Tier.Net Technologies LLC (TTL-100)
Reallocated range
154.7.254.0/24
Reallocated
Aug 24, 2022
Origin network

AS397423

US
Name
Tier.Net Technologies LLC
Type
Hosting
Registered
Mar 26, 2019
Domain
tier.net
Website
www.tier.net
Spamhaus ASN-DROP
not listed
VPN servers
62