Network topology

Relationships come from RIS AS_PATH observations; direction represents path position, not a commercial contract or traffic direction.

AS21570

Currently announcedSnapshot awaiting refresh

Accelerated Connections Inc. · ACI-1

Last observed10/1/2026, 07:49:29Open ASN profile →

AS21570 relationship topology

Showing 2 / 2

AS21570Accelerated Connections…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS3257GTT-BACKBONE GTT Communications Inc.

Relationship: Upstream
Observed weight: 256
ASN registration country: Germany
Latest RIS data: 10/1/2026, 00:00:00

Open AS3257 profile →

All adjacent autonomous systems

The table preserves every relationship in the selected filter; graph limits and pagination never remove data.

2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS3257Observed weight 256	GTT-BACKBONE GTT Communications Inc.	Upstream	Germany	8/21/2019, 00:00:00	10/1/2026, 00:00:00	328	0
AS286Observed weight 1	KPN GTT Communications Inc.	Upstream	Germany	8/21/2019, 00:00:00	10/1/2026, 00:00:00	1	0

CHA.LA ASN relationship snapshotRelationships are normalized by CHA.LA from collected routing observations and registration context.CHA.LA routing observations · registration context