Data as of Nov 15, 2026
138.121.243.0/24
No anonymizer space · no proxy exits in 30 daysMauro Daniel Fortini (2F INFORMATICA)
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Oct 10, 2026
from AS7303 Telecom Argentina S.A., after 6.9 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 138.121.240.0/22 since Sep 2022 | AS263746 | Residential | 40 3 always on |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS263746
AR
- Name
- Mauro Daniel Fortini (2F INFORMATICA)
- Type
- Internet provider
- Registered
- Mar 23, 2015
- Domain
- 2finternet.ar
- Website
- 2finternet.ar
- 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
- Reactivated
- First seen
- Nov 2019
- 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 |
|---|---|---|---|---|
| 138.121.240.0/22 | AS263746 | /24 | LACNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 138.
121. 240. 0/ 22 - Netname
- AR-TASR11-LACNIC
- Registrant
- Talahenen S.R.L
- Registrant country
- AR
- Organization
- Not stated by the registry
- Type
- allocated
- Created
- Jun 30, 2015
- RIR
- LACNIC
- Country
- AR
- Delegated
- Jun 30, 2015
- Status
- assigned
Report abuse
Abuse contact
- jrecabeitia@
gmail. com - Name
- Javier Alberto Recabeitia
- Phone
- +54 3544616862 [0000]
- Handle
- JAR10