Data as of Nov 9, 2026
190.88.138.0/24
No anonymizer space · no proxy exits in 30 daysColumbus Communications Curacao NV
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin May 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 190.88.128.0/20 since Jan 2024 | AS11081 | Residential | 145 32 always on | |
| 190.88.128.0/17 since Feb 2011 | AS11081 | Residential | 887 165 always on | |
| 190.88.0.0/16 since Mar 2013 | AS11081 | Residential | 3,322 292 always on |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 190.88.128.0/17 | 32,768 | — | United Telecommunication Services (UTS) (CW-UTSU-LACNIC) | allocated | Sep 28, 2009 | edson. |
| └ 190.88.138.0/23 | 512 | — | United Telecommunication Services (UTS) (AN-UTSU-LACNIC) | reallocated | May 12, 2026 | edson. |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS52233
CW
- Name
- Columbus Communications Curacao NV
- Type
- Internet provider
- Registered
- Apr 8, 2010
- Domain
- columbus.co
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2026
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 190.88.138.0/24 | AS52233 | /24 | LACNIC | RPKI valid |
| 190.88.128.0/17 | AS11081 | /20 | LACNIC | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS52233 | RADB | Columbus Communications Curacao | MNT-AS11081 | Mar 20, 2025 |
Whois
Registration for this announcement
- Range
- 190.
88. 138. 0/ 23 - Netname
- AN-UTSU-LACNIC
- Registrant
- United Telecommunication Services (UTS)
- Registrant country
- CW
- Organization
- Not stated by the registry
- Type
- reallocated
- Created
- May 12, 2026
- RIR
- LACNIC
- Country
- CW
- Delegated
- Sep 28, 2009
- Status
- assigned
Report abuse
Abuse contact
- edson.
rosaria@ cwc. com - Name
- Edson Rosaria
- Phone
- +599 95126888 [0000]
- Handle
- EDR2