Autonomous system profile

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

AS21326

Announcement observedRIPE NCC

AT&T Global Network Services Nederland B.V. · OpenNet-SA

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

Last active10/1/2026, 07:04:47Snapshot expired

View network topology RDAP registration

ASN: AS21326
Registration country: Netherlands
Name: AT&T Global Network Services Nederland B.V.
Abbreviation: OpenNet-SA
Registration date: 11/1/2001, 10:53:15
Status: Announcement observed
RIR: RIPE NCC

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
15.32.64.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
15.32.76.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 16:00:00	10/1/2026, 00:00:00	✓	×	Historical record
15.36.120.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
15.36.124.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
15.36.64.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
15.36.69.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
15.36.70.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
15.40.64.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
15.40.75.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record
15.44.64.0/18BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 00:00:00	10/1/2026, 00:00:00	✓	×	Historical record

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

Registration and sources

Organization: AT&T Global Network Services Nederland B.V.
RIR: RIPE NCC
Registration country: Netherlands
Registration date: 11/1/2001, 10:53:15
Abuse contact: peering@intl.att.com

Snapshot trend

10/1/2026, 07:04:4710 v41 v62 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 · iana-rdap-asn-bootstrap · rir-rdap-asn