Autonomous system profile

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

AS53181

Announcement observedUnknown RIR

AS53181 - Avanca Telecom e Servicos LTDA · AS53181

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

Last active10/20/2026, 22:56:24Snapshot expired

View network topology RDAP registration

ASN: AS53181
Registration country: Registration country pending sync
Name: AS53181 - Avanca Telecom e Servicos LTDA
Abbreviation: AS53181
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
138.204.64.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
138.204.64.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
138.204.65.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
138.204.66.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
138.204.67.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.64.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.64.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.65.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.66.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.67.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.68.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.69.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.70.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.71.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.72.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.73.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.74.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.75.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.76.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.77.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.78.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
191.241.79.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.160.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.160.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.161.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.162.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.163.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.164.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.165.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.166.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.167.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.168.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.169.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.170.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.171.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.172.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.174.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
201.33.175.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
45.164.112.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
45.164.112.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
45.164.113.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
45.164.114.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid
45.164.115.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/16/2026, 16:00:00	10/20/2026, 08:00:00	✓	×	Currently valid

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

Registration and sources

Organization: AS53181 - Avanca Telecom e Servicos LTDA
RIR: Not recorded
Registration country: Registration country pending sync
Registration date: Not recorded
Abuse contact: Not recorded

Snapshot trend

10/20/2026, 22:56:2443 v417 v620 Upstream · 137 Uncertain

10/20/2026, 22:56:2143 v417 v621 Upstream · 145 Uncertain

10/16/2026, 10:42:4643 v417 v618 Upstream · 136 Uncertain

10/15/2026, 00:04:5643 v417 v618 Upstream · 137 Uncertain

10/13/2026, 08:14:5443 v417 v618 Upstream · 135 Uncertain

10/10/2026, 19:02:4343 v417 v619 Upstream · 136 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