Autonomous system profile

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

AS53173

Announcement observedUnknown RIR

AS53173 - Sobral Telecomunicacoes Ltda · AS53173

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

Last active10/24/2026, 02:21:40Snapshot expired

View network topology RDAP registration

ASN: AS53173
Registration country: Registration country pending sync
Name: AS53173 - Sobral Telecomunicacoes Ltda
Abbreviation: AS53173
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
177.44.176.0/21BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 16:00:00	10/15/2026, 16:00:00	✓	×	Historical record
177.44.176.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 16:00:00	10/15/2026, 16:00:00	✓	×	Historical record
177.44.180.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 16:00:00	10/15/2026, 16:00:00	✓	×	Historical record
177.44.184.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 16:00:00	10/15/2026, 16:00:00	✓	×	Historical record
177.44.186.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 16:00:00	10/15/2026, 16:00:00	✓	×	Historical record
177.44.187.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 16:00:00	10/15/2026, 16:00:00	✓	×	Historical record
177.44.188.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 16:00:00	10/15/2026, 16:00:00	✓	×	Historical record
177.44.188.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 16:00:00	10/15/2026, 16:00:00	✓	×	Historical record
177.44.189.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 16:00:00	10/15/2026, 16:00:00	✓	×	Historical record
177.44.190.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 16:00:00	10/15/2026, 16:00:00	✓	×	Historical record

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

Registration and sources

Organization: AS53173 - Sobral Telecomunicacoes Ltda
RIR: Not recorded
Registration country: Registration country pending sync
Registration date: Not recorded
Abuse contact: Not recorded

Snapshot trend

10/24/2026, 02:21:4010 v47 v69 Upstream · 21 Uncertain

10/15/2026, 23:55:5810 v47 v611 Upstream · 21 Uncertain

10/4/2026, 22:54:4510 v47 v611 Upstream · 22 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