Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS213920

Announcement observedRIPE NCC

FONSECA FONSECA ALVES TECNOLOGIA LTDA · FONSECA

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/25/2026, 17:04:13Snapshot expired

View network topology RDAP registration

ASN: AS213920
Registration country: Madagascar
Name: FONSECA FONSECA ALVES TECNOLOGIA LTDA
Abbreviation: FONSECA
Registration date: 11/4/2024, 13:58:27
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
143.20.0.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 00:00:00	10/25/2026, 08:00:00	✓	×	Currently valid
151.242.142.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 00:00:00	10/25/2026, 08:00:00	✓	×	Currently valid
151.242.25.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 00:00:00	10/25/2026, 08:00:00	✓	×	Currently valid
178.132.198.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 00:00:00	10/25/2026, 08:00:00	✓	×	Currently valid
185.219.189.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 00:00:00	10/25/2026, 08:00:00	✓	×	Currently valid
185.225.22.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 00:00:00	10/25/2026, 08:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: FONSECA FONSECA ALVES TECNOLOGIA LTDA
RIR: RIPE NCC
Registration country: Madagascar
Registration date: 11/4/2024, 13:58:27
Abuse contact: noc@servla.cloud

Snapshot trend

10/25/2026, 17:04:136 v43 v64 Upstream · 0 Uncertain

10/13/2026, 04:03:066 v43 v64 Upstream · 0 Uncertain

10/13/2026, 04:03:056 v43 v64 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap