Network topology

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

AS43857

Currently announcedSnapshot awaiting refresh

FRAPORT Fraport AG Frankfurt Airport Services Worldwide · FRAPORT

Last observed10/3/2026, 19:45:59Open ASN profile →

AS43857 relationship topology

Showing 3 / 3

AS43857FRAPORT Fraport AG Fran…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS34309LINK11 Link11 GmbH

Relationship: Upstream
Observed weight: 346
ASN registration country: Germany
Latest RIS data: 10/30/2026, 00:00:00

Open AS34309 profile →

All adjacent autonomous systems

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3 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS34309Observed weight 346	LINK11 Link11 GmbH	Upstream	Germany	8/23/2019, 00:00:00	10/30/2026, 00:00:00	2,655	258
AS8881Observed weight 245	VERSATEL 1&1 Versatel GmbH	Upstream	Germany	8/23/2019, 00:00:00	10/30/2026, 00:00:00	250	70
AS49220Observed weight 104	airit-as AirIT Services GmbH	Upstream	Germany	8/23/2019, 00:00:00	10/30/2026, 00:00:00	105	18

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