Data as of Nov 14, 2026

154.29.71.0/24

No anonymizer space · no proxy exits in 30 days

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

Announcement
this exact prefix
No RPKI
Announced by
Type
Hosting
Risk
50 / 100 · Medium
IPv4 market

Path

1 · Holder
record created Feb 5, 1992 · reallocated to Tier.Net Technologies LLC Nov 3, 2022
2 · Leased from
3 · Announced by
AS397423 Tier.Net Technologies LLC
since Nov 2022 · 4.0 yr ago
4 · Use
Hosting

Lineage

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

154.29.71.0/24

From the registry to its use

  1. Feb 5, 1992
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    154.29.0.0/16
  2. Sep 15, 2006– today
    Announced
    AS174 Cogent Communications, LLC
    as part of 154.24.0.0/13
    154.24.0.0/13
  3. Nov 3, 2022
    Reallocated
    Tier.Net Technologies LLC
    Reallocated
    154.29.64.0/20
  4. Nov 12, 2022– today
    Announced
    AS397423 Tier.Net Technologies LLC
    Hosting
  5. Jul 26, 2026
    Route object
    AS397423 Tier.Net Technologies LLC
    ARIN route object for AS397423 Tier.Net Technologies LLC, maintainer MNT-AL-584
  6. today
    Leased from
    Aventice
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeLeased fromProxy exitsRPKI
154.24.0.0/13
since Sep 2006
AS174Internet providerIP broker Aventice (part), Rackdog (part)2,831
1,264 always on

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
154.29.0.0/1665,536COGENT-154-29-16Cogent Communications, LLC (COGC) · USDirect AllocationFeb 5, 1992abuse@cogentco.com
└ 154.29.0.0/1732,768AVENTICE-CGNT-NET-9Aventice LLC (AL-584) · USReallocatedDec 8, 2021abuse@aventice.com
└ 154.29.64.0/204,096TTL-100Tier.Net Technologies LLC (TTL-100) · USReallocatedNov 3, 2022abuse-team@tier.net

Network & registry

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Stable
First seen
Nov 2022
Current origin since
Nov 2022 · 4.0 yr
Origin networks
1