Data as of Nov 7, 2026
168.205.64.0/22
No anonymizer space · no proxy exits in 30 daysT-Four Services S.A
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | RPKI |
|---|---|---|---|
| 168.205.64.0/24 since Nov 2022 | AS16973 | Hosting | |
| 168.205.65.0/24 since May 2018 | AS16973 | Hosting | |
| 168.205.66.0/24 since Aug 2020 | 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 |
|---|---|---|---|---|---|---|
| 168.205.64.0/22 | 1,024 | — | T-Four Services S.A (CR-CHSA-LACNIC) | allocated | Mar 1, 2016 | amurillo@ |
| └ 168.205.64.0/24 | 256 | — | TAG Systems (CR-CRCH-LACNIC) | reallocated | Oct 26, 2016 | amurillo@ |
| └ 168.205.65.0/24 | 256 | — | TAG Systems (CR-CRCH-LACNIC) | reallocated | Oct 26, 2016 | amurillo@ |
| └ 168.205.66.0/23 | 512 | — | TAG Systems (CR-CRCH-LACNIC) | reallocated | Oct 26, 2016 | 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
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2016
- Current origin since
- May 2019 · 7.5 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 168.205.64.0/22 | AS16973 | /24 | LACNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS16973 | RADB | COLUMBUS NETWORKS TRANSIT CUSTOMERS | MAINT-AS23520 | Nov 13, 2023 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 168.205.67.0/24 | AS16973 | RADB | T-FOUR Services | MAINT-AS16973 | Dec 5, 2025 |
Whois
Registration for this announcement
- Range
- 168.
205. 64. 0/ 22 - Netname
- CR-CHSA-LACNIC
- Registrant
- T-Four Services S.A
- Registrant country
- CR
- Organization
- Not stated by the registry
- Type
- allocated
- Created
- Mar 1, 2016
- RIR
- LACNIC
- Country
- CR
- Delegated
- Mar 1, 2016
- Status
- assigned
Report abuse
Abuse contact
- amurillo@
tagsystems. com - Name
- Adrian Murillo
- Phone
- +506 46008240 [104]
- Handle
- IDS8