Data as of Nov 3, 2026

149.119.128.0/18

1,280 anonymizer addresses · 7.8% · ISP proxy8 residential-proxy exits · 30 days

Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
Type
Hosting
92% of it

Residential-proxy exits

Proxy exits
8
0.05% of its addresses · 30 days
Spread
5 of 64
/24s with at least one exit
Providers
24
selling exits here
Oct 4, 2026 – Nov 2, 2026

Exits seen per day

229 observations

/24s with the most always-on exits

Proxy providers listing exits

  • Ake.net
  • BirdProxies
  • ByteProxies
  • Byteful
  • CliProxy
  • DataImpulse
  • EnigmaProxy
  • FlexyProxies
  • GSocks
  • Geonix
  • GonzoProxy
  • Infatica
  • MangoProxy
  • NodeProxy
  • NovaProxy
  • Proxiware
  • Proxy-Seller
  • Proxy4U
  • ProxyEmpire
  • Proxyma
  • RainProxy
  • Shifter
  • VantageProxies
  • VitalExclusive
IPv4 market

Path

1 · Holder
record created Jan 28, 1992
2 · Leased from
not leased
3 · Announced by
AS174 Cogent Communications, LLC
since Jun 2025 · 16 mo ago
4 · Use
Hosting
anonymizer space, operator not named

Lineage

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

149.119.128.0/18

From the registry to its use

  1. Jan 28, 1992
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    149.119.0.0/16
  2. Sep 1, 2015– Nov 1, 2015
    Announced
    AS11872 Syracuse University
    Education
  3. Jan 6, 2017– Jan 29, 2017
    Announced
    AS11872 Syracuse University
    Education
  4. Mar 31, 2017– Apr 11, 2017
    Announced
    AS11872 Syracuse University
    Education
  5. Mar 9, 2019– Mar 20, 2019
    Announced
    AS11872 Syracuse University
    Education
  6. Jul 7, 2019– Jul 18, 2019
    Announced
    AS11872 Syracuse University
    Education
  7. Mar 15, 2020– Mar 26, 2020
    Announced
    AS11872 Syracuse University
    Education
  8. Dec 4, 2020– Dec 15, 2020
    Announced
    AS11872 Syracuse University
    Education
  9. Jun 29, 2025– Nov 2, 2026
    Announced
    AS174 Cogent Communications, LLC
    Internet provider

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

Arrived
PrefixOriginTypeHolderRPKI
149.119.173.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.174.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.175.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.176.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.177.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.178.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.179.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.180.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.181.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.182.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.183.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.184.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.185.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.186.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.187.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.189.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.190.0/24
since Aug 2025
AS174HostingCogent Communications, LLC
149.119.191.0/24
since Aug 2025
AS174HostingCogent Communications, LLC

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

16,384 addresses
TypeAddressesShareRanges
Hosting15,10492%22
ISP proxyanonymizer1,2807.8%5

Network & registry

Origin network

AS174

US
Name
Cogent Communications, LLC
Type
Internet provider
Registered
May 16, 1996
Domain
cogentco.com
Website
www.cogentco.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
1,658