Data as of Nov 14, 2026

154.13.221.0/24

Anonymizer · Datacenter proxy1 residential-proxy exit · 30 days

Servers.com, Inc. · space held by Cogent Communications, LLC

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

Residential-proxy exits

Proxy exits
1
0.39% of its addresses · 30 days
Providers
1
selling exits here
Oct 15, 2026 – Nov 13, 2026

Exits seen per day

4 observations

Proxy providers listing exits

  • DataImpulse
IPv4 market

Path

1 · Holder
record created Feb 5, 1992 · reallocated to Aventice LLC Dec 8, 2021
2 · Leased from
3 · Announced by
AS7979 Servers.com, Inc.
since Jan 2025 · 22 mo ago
4 · Use
Datacenter proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 154.13.221.0/24/24s
Aventice
256100%
1
Leased from

Owners leasing their own space

NameIn 154.13.221.0/24/24s
Cogent Communications, LLC
256100%
1

Lineage

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

154.13.221.0/24

From the registry to its use

  1. Feb 5, 1992
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    154.13.0.0/16
  2. Jan 8, 2007– today
    Announced
    AS174 Cogent Communications, LLC
    as part of 154.12.0.0/15
    154.12.0.0/15
  3. Dec 8, 2021
    Reallocated
    Aventice LLC
    Reallocated
    154.13.192.0/18
  4. Feb 16, 2023– Jun 15, 2023
    Announced
    AS38337 NIU Telecommunications Inc
  5. Jun 4, 2023– Aug 2, 2023
    Announced
  6. Apr 23, 2024– Jan 23, 2025
    Announced
    AS7018 AT&T Enterprises, LLC
    Internet provider
  7. Jan 12, 2025– today
    Announced
    AS7979 Servers.com, Inc.
    Hosting
  8. Jul 26, 2026
    Route object
    AS7979 Servers.com, Inc.
    ARIN route object for AS7979 Servers.com, Inc., maintainer MNT-AL-584
  9. today
    Leased from
    Aventice
    IP broker

Announcements

Less specific

Covering announcements

PrefixOriginTypeAnonymizer addressesOperatorLeased fromProxy exitsRPKI
154.12.0.0/15
since Jan 2007
AS174Internet provider8,4486.4%ISP proxyProxy providersoperated by High ProxiesIP broker Aventice (part)657
172 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
154.13.0.0/1665,536COGENT-154-13-16Cogent Communications, LLC (COGC) · USDirect AllocationFeb 5, 1992abuse@cogentco.com
└ 154.13.192.0/1816,384AVENTICE-CGNT-NET-3Aventice LLC (AL-584) · USReallocatedDec 8, 2021abuse@aventice.com

Network & registry

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Rotating
First seen
Feb 2023
Current origin since
Jan 2025 · 1.8 yr
Origin networks
4
Last change of origin
Jan 2025
Recorded history

History

Handoffs
3