Data as of Nov 12, 2026
72.252.172.0/24
69 residential-proxy exits · 30 daysFLOW · space held by Columbus Networks USA, Inc.
Announced by
Type
Residential
Risk
0 / 100 · Low
Proxy exits nearby
Residential-proxy exits
Proxy exits
69
27% of its addresses · 30 days
Always-on exits
14
20% of its exits
Providers
83
selling exits here
Oct 13, 2026 – Nov 11, 2026
Exits seen per day
38K observations
Proxy providers listing exits
- 2Captcha
- 711Proxy
- 9Proxy
- Ake.net
- AnyIP
- B2Proxy
- BartProxies
- BirdProxies
- BlurPath
- BottingTools
- Bright Data
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- CoreProxy
- DataImpulse
- Decodo
- EVOPROXY
- EZProxies
- EnigmaProxy
- Evomi
- FastProxy
- FlashProxy
- GSocks
- Geonix
- Geonode
- GloryCloud
- GoProxies
- GonzoProxy
- IPFly
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- KindProxy
- Kookey
- LemonBright
- LudaxProxy
- MangoProxy
- MarsProxies
- MoMoProxy
- NextProxy
- NiuProxy
- NodeProxy
- NovProxy
- NovaProxy
- Novada
- Oxylabs
- PROXYON
- PROXYSCRAPE
- PacketStream
- PrivateByte
- Proxiware
- Proxmint
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyRack
- ProxyWing
- Proxying
- Proxyma
- PuraRoute
- Q2IP
- RH7Proxy
- RainProxy
- RapidProxy
- RoamProxy
- RolaProxy
- SPYDERPROXY_PREMIUM
- Shifter
- Smartproxy
- StrikeProxy
- SwiftProxy
- TalorData
- Thordata
- ThunderProxy
- TrueProxies
- VantageProxies
- VitalExclusive
- Webshare
- ZENPROXY_LITE
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. |
| └ 72.252.168.0/21 | 2,048 | NWN-4-BLK168-175 | Merit Communication Limited (MCL-85) · JM | Reallocated | Mar 28, 2007 | — |
| └ 72.252.172.0/23 | 512 | CCJL-H0-CMTS1-72-252-172 | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 72.252.168.0/21
- Prefix
- 72.252.168.0/21
- Announced by
- AS30689 FLOW
- Type
- Residential
- Proxy exits
- 393
- Always-on exits
- 59
- RPKI
- No RPKI
- Netname
- NWN-4-BLK168-175
- Registrant
- Merit Communication Limited
- RIR
- ARIN
Registry
Holder
- Organization
- Columbus Networks USA, Inc.
- Handle
- CNU-6
- Range
- 72.
252. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- Jan 19, 2005
- Reallocated to
- Merit Communication Limited (MCL-85)
- Reallocated range
- 72.
252. 168. 0/ 21 - Reallocated
- Mar 28, 2007
Origin network
AS30689
JM
- Name
- FLOW
- Type
- Internet provider
- Registered
- Dec 5, 2003
- Domain
- discoverflow.co
- Website
- discoverflow.co/jamaica/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
72.252.168.0/21
Routing history
- Pattern
- Stable
- First seen
- Apr 2007
- Current origin since
- Apr 2007 · 20 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 72.
252. 168. 0/ 21 - Netname
- NWN-4-BLK168-175
- Registrant
- Merit Communication Limited
- Organization
- Merit Communication Limited (MCL-85)
- Org address
- 24 - 26 Grenada Crescent, Kingston
- Org country
- JM
- Type
- Reallocated
- Handle
- NET-72-252-168-0-1
- Parent
- NET-72-252-0-0-1
- Created
- Mar 28, 2007
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 19, 2005
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cwc. com - Name
- Abuse
- Phone
- +1-786-274-7403
- Handle
- ABUSE2437-ARIN