Data as of Nov 15, 2026
186.4.51.0/24
No anonymizer space · no proxy exits in 30 daysMillicom Cable Costa Rica S.A.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Oct 10, 2026
from AS20299 Newcom Limited, after 13.4 years unannounced
Network & registry
IPv4 market
Holder
- Organization
- Not stated by the registry
Origin network
AS262197
CR
- Name
- Millicom Cable Costa Rica S.A.
- Type
- Internet provider
- Registered
- Jul 9, 2013
- Domain
- tigostar.cr
- Website
- www.tigo.cr
- Industry
- Radio and Television Providers
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Jun 2012
- Current origin since
- Oct 10, 2026 · 1 mo
- Origin networks
- 2
- Last change of origin
- Oct 10, 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 186.4.0.0/18 | AS20299 | /24 | LACNIC | Another network |
| 186.4.0.0/18 | AS262197 | /24 | LACNIC | RPKI valid |
| 186.4.0.0/18 | AS262206 | /24 | LACNIC | Another network |
Whois
Registration for this announcement
- Range
- 186.
4. 0. 0/ 18 - Netname
- CR-ACCR1-LACNIC
- Registrant
- Millicom Cable Costa Rica S.A.
- Registrant country
- CR
- Organization
- Not stated by the registry
- Type
- allocated
- Created
- Nov 18, 2009
- RIR
- LACNIC
- Country
- CR
- Delegated
- Nov 18, 2009
- Status
- assigned
Report abuse
Abuse contact
- abuse@
tigo. co. cr - Name
- Abuse TIGO Costa Rica
- Phone
- +506 40309200
- Handle
- ATR9