154.21.192.0/20

Residential-proxy exits

Proxy exits

22

0.54% of its addresses · 30 days

Always-on exits

2

9.1% of its exits

Spread

12 of 16

/24s with at least one exit

Providers

30

selling exits here

Oct 7, 2026 – Nov 5, 2026

Exits seen per day

1.1K observations

Residential
Hosting
Unknown

/24s with the most always-on exits

/24	Always-on exits	Proxy exits
154.21.199.0/24	1	3
154.21.203.0/24	1	2
154.21.197.0/24	0	3
154.21.207.0/24	0	3
154.21.194.0/24	0	2
154.21.198.0/24	0	2
154.21.200.0/24	0	2
154.21.193.0/24	0	1
154.21.201.0/24	0	1
154.21.204.0/24	0	1
154.21.205.0/24	0	1
154.21.206.0/24	0	1

Proxy providers listing exits

BartProxies
BirdProxies
ByteProxies
Byteful
CliProxy
DataImpulse
EnigmaProxy
FlashProxy
FlexyProxies
GSocks
Geonix
GonzoProxy
Infatica
MangoProxy
NodeProxy
NovProxy
NovaProxy
PrivateByte
Proxiware
Proxmint
Proxy-Seller
Proxy4U
ProxyEmpire
ProxyRack
Proxyma
Q2IP
RainProxy
Shifter
VantageProxies
VitalExclusive

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

Prefix	Origin	Type	Proxy exits	Holder
154.21.192.0/21 since Jan 2025	AS174	Unknown	11 1 always on	Cogent Communications, LLC
154.21.194.0/24 since Sep 2025	AS979	Unknown	2	Cogent Communications, LLC
154.21.195.0/24 since Apr 2026	AS979	Unknown		Cogent Communications, LLC
154.21.196.0/22 since Apr 2026	AS979	Unknown	8 1 always on	Cogent Communications, LLC
154.21.200.0/22 since Dec 2024	AS979	Unknown	5 1 always on	Cogent Communications, LLC
154.21.200.0/24 since Oct 15, 2026	AS1014	Residential	2	Cogent Communications, LLC
154.21.201.0/24 since Oct 15, 2026	AS1014	Residential	1	Cogent Communications, LLC
154.21.202.0/24 since Oct 15, 2026	AS1014	Residential		Cogent Communications, LLC
154.21.203.0/24 since Oct 15, 2026	AS1014	Residential	2 1 always on	Cogent Communications, LLC
154.21.204.0/22 since Jan 2025	AS174	Unknown	6	Cogent Communications, LLC
154.21.205.0/24 since Oct 22, 2026	AS197196	Hosting	1	Cogent Communications, LLC

Composition

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

Announced space

Address share

Announced space

Types across the prefix

4,096 addresses

Type	Addresses	Share	Ranges
Unknown	2,816	69%	6
Residential	1,024	25%	4
Hosting	256	6.3%	1

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Announced by

Covering announcement 154.21.0.0/16

Prefix: 154.21.0.0/16
Announced by: AS174 Cogent Communications, LLC
Type: Internet provider
Proxy exits: 283
Always-on exits: 44
RPKI: No RPKI
Netname: COGENT-154-21-16
Registrant: Cogent Communications, LLC
RIR: ARIN

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