Autonomous system profile

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

AS263543

Announcement observedUnknown RIR

AS263543 - Butzen e Mentges Ltda · AS263543

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

Last active10/13/2026, 23:00:50Snapshot expired

View network topology RDAP registration

ASN: AS263543
Registration country: Registration country pending sync
Name: AS263543 - Butzen e Mentges Ltda
Abbreviation: AS263543
Registration date: Not recorded
Status: Announcement observed
RIR: Not recorded

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
143.202.120.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 16:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
143.202.120.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 16:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
143.202.122.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 16:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
191.5.236.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 16:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
191.5.236.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 16:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
191.5.238.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/29/2026, 16:00:00	10/13/2026, 16:00:00	✓	×	Currently valid

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

Registration and sources

Organization: AS263543 - Butzen e Mentges Ltda
RIR: Not recorded
Registration country: Registration country pending sync
Registration date: Not recorded
Abuse contact: Not recorded

Snapshot trend

10/13/2026, 23:00:506 v45 v63 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