Network topology

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

AS21039

Currently announcedSnapshot awaiting refresh

E-STEIERMARK-ASN Energie Steiermark AG · E-STEIERMARK-ASN

Last observed10/1/2026, 06:37:34Open ASN profile →

AS21039 relationship topology

Showing 2 / 2

AS21039E-STEIERMARK-ASN Energi…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS8447A1TELEKOM-AT A1 Telekom Austria AG

Relationship: Upstream
Observed weight: 320
ASN registration country: Austria
Latest RIS data: 11/3/2026, 00:00:00

Open AS8447 profile →

All adjacent autonomous systems

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2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS8447Observed weight 320	A1TELEKOM-AT A1 Telekom Austria AG	Upstream	Austria	8/21/2019, 00:00:00	11/3/2026, 00:00:00	1,041	0
AS8437Observed weight 271	UTA-AS Hutchison Drei Austria GmbH	Upstream	Austria	8/21/2019, 00:00:00	11/3/2026, 00:00:00	370	0

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