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Data as of Nov 15, 2026

154.43.129.0/24

Anonymizer · VPN

31173 Services AB · space held by Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS39351
Type
VPN
Risk
75 / 100 · High
IPv4 market

Path

1 · Holder
Cogent Communications, LLC
record created Feb 5, 1992
2 · Leased from
not leased
3 · Announced by
AS39351 31173 Services AB
since Apr 2025 · 19 mo ago
4 · Use
VPN servicesnamed Mullvad VPN
VPN

Operators, sellers and brokers

VPN services

NameParentIn 154.43.129.0/24/24s
Mullvad VPNMullvad VPN AB
256100%
1

Lineage

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

154.43.129.0/24

From the registry to its use

  1. Feb 5, 1992
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    154.43.0.0/16
  2. Sep 15, 2006– today
    Announced
    AS174 Cogent Communications, LLC
    as part of 154.40.0.0/13
    154.40.0.0/13
  3. Apr 30, 2025– today
    Announced
    AS39351 31173 Services AB
    Hosting
  4. May 27, 2025
    Route object
    AS39351 31173 Services AB
    RADB route object for AS39351 31173 Services AB, maintainer MAINT-AS174
  5. today
    Used
    Mullvad VPN
    VPN

Announcements

Less specific

Covering announcements

PrefixOriginTypeAnonymizer addressesOperatorProxy exitsRPKI
154.40.0.0/13
since Sep 2006
AS174Internet provider1,5360.29%ISP proxyProxy providersoperated by Oxylabssold by QuarkIP18,503
1,584 always on

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern
Stable
First seen
Apr 2025
Current origin since
Apr 2025 · 1.5 yr
Origin networks
1