Data as of Nov 13, 2026

103.51.76.0/24

No anonymizer space · no proxy exits in 30 days

Procono S.A. · space held by Athenea & Cenfor S.L.

Announcement
this exact prefix
No RPKI
Announced by
Type
Residential
Risk
0 / 100 · Low

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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
103.51.76.0/221,024ES-ATHENEA-20150219Athenea & Cenfor S.L. (ORG-ACS46-RIPE) · ESALLOCATED PAApr 3, 2024juanfernando@centroathenea.com
└ 103.51.76.0 - 103.51.79.2541,023ATHENEA2unknownASSIGNED PAApr 3, 2024juanfernando@centroathenea.com
via ES-ATHENEA-20150219

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Reactivated
First seen
Mar 2015
Current origin since
Mar 2024 · 2.6 yr
Origin networks
4
Last change of origin
Mar 2024
Recorded history

History

Handoffs
5