Data as of Nov 11, 2026
190.4.90.0/24
No anonymizer space · no proxy exits in 30 daysT-Four Services S.A
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | RPKI |
|---|---|---|---|
| 190.4.88.0/21 since Mar 2011 | AS16973 | Hosting |
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 |
|---|---|---|---|---|---|---|
| 190.4.88.0/21 | 2,048 | — | T-Four Services S.A (CR-CHSA-LACNIC) | allocated | Jan 27, 2011 | amurillo@ |
| └ 190.4.90.0/24 | 256 | — | TAG Systems (CR-CRCH-LACNIC) | reallocated | Mar 17, 2011 | amurillo@ |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS16973
CR
- Name
- T-Four Services S.A
- Type
- Hosting
- Registered
- Jul 7, 2000
- Domain
- tagsystems.com
- Website
- www.tagsystems.com/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2013
- Current origin since
- Jan 2013 · 14 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 190.4.88.0/21 | AS16973 | /24 | LACNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS16973 | RADB | T-FOUR Services | MAINT-AS16973 | Dec 5, 2025 |
Whois
Registration for this announcement
- Range
- 190.
4. 90. 0/ 24 - Netname
- CR-CRCH-LACNIC
- Registrant
- TAG Systems
- Registrant country
- CR
- Organization
- Not stated by the registry
- Type
- reallocated
- Created
- Mar 17, 2011
- RIR
- LACNIC
- Country
- CR
- Delegated
- Jan 27, 2011
- Status
- assigned
Report abuse
Abuse contact
- amurillo@
tagsystems. com - Name
- Adrian Murillo
- Phone
- +506 46008240 [104]
- Handle
- AMP2