Data as of Nov 8, 2026
161.132.239.0/24
No anonymizer space · no proxy exits in 30 daysOn Empresas S.A.C.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 161.132.0.0/16 since May 2005 | AS3132 | Business | 1,914 120 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 |
|---|---|---|---|---|---|---|
| 161.132.0.0/16 | 65,536 | 161. | Red Cientifica Peruana (PE-RCPE4-LACNIC) | assigned | Aug 24, 1992 | rubenrodriguezsolorzano@ |
| └ 161.132.238.0/23 | 512 | — | Universidad Nacional Mayor de San Marcos (PE-UNMS4-LACNIC) | reassigned | Oct 10, 2024 | gestion. |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS27843
PE
- Name
- On Empresas S.A.C.
- Type
- Internet provider
- Registered
- Aug 1, 2006
- Domain
- on.pe
- Website
- on.pe/empresas
- 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
- Rotating
- First seen
- Feb 2021
- Current origin since
- Apr 2025 · 1.6 yr
- Origin networks
- 3
- Last change of origin
- Aug 2025
Recorded history
History
- Handoffs
- 6
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS27843 | RADB | MAINT-AS27843 | Feb 10, 2026 |
Whois
Registration for this announcement
- Range
- 161.
132. 238. 0/ 23 - Netname
- PE-UNMS4-LACNIC
- Registrant
- Universidad Nacional Mayor de San Marcos
- Registrant country
- PE
- Organization
- Not stated by the registry
- Type
- reassigned
- Created
- Oct 10, 2024
- RIR
- LACNIC
- Country
- PE
- Delegated
- Aug 24, 1992
- Status
- assigned
Report abuse
Abuse contact
- gestion.
ip@ claro. com. pe - Name
- Claro Lacnic
- Phone
- +51 1 6131000
- Handle
- COI