Data as of Nov 12, 2026

72.252.211.0/24

3 residential-proxy exits · 30 days

FLOW · space held by Columbus Networks USA, Inc.

Announcement

72.252.208.0/21

No RPKI

Announced by

AS30689

Type

Residential

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

1.2% of its addresses · 30 days

Always-on exits

33% of its exits

Providers

selling exits here

Oct 13, 2026 – Nov 11, 2026

Exits seen per day

15K observations

Proxy providers listing exits

711Proxy
AnyIP
BirdProxies
BottingTools
Bright Data
ByteProxies
Byteful
Decodo
Evomi
FastProxy
Geonode
GonzoProxy
IPRoyal
Infatica
Kookey
LemonBright
LudaxProxy
NovaProxy
Oxylabs
PacketStream
ProxyEmpire
ProxyRack
ProxyWing
VantageProxies
Webshare

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder	RPKI
72.252.0.0/16 since Apr 2006	AS23520	Residential	6,951 1,538 always on	Columbus Networks USA, Inc.

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
72.252.0.0/16	65,536	COLUMBUS-NETWORKS-3	Columbus Networks USA, Inc. (CNU-6) · US	Direct Allocation	Jan 19, 2005	rafael.espinosa@libertynet.com
└ 72.252.208.0 - 72.252.215.0	1,793	CN-BLK-72-252-208	unknown	—	—	—
└ 72.252.211.0/24	256	CCJL-H5-METROE-OCHO-RIOS-72-252-211-0	unknown	—	—	—

Network & registry

Announcement Routing history Whois & abuse

Routing timeline

Covering aggregate above, the prefix's own history below

72.252.208.0/21

Routing history

Pattern: Stable
First seen: Jun 2007
Current origin since: Oct 2011 · 15 yr
Origin networks: 2
Last change of origin: Oct 2011

Recorded history

History

Handoffs: 2