Network topology

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

AS15380

Currently announcedSnapshot awaiting refresh

ANSCZ Air Navigation Services of the Czech Republic, state enterprise · ANSCZ

Last observed9/30/2026, 14:55:13Open ASN profile →

AS15380 relationship topology

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AS15380ANSCZ Air Navigation Se…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS5610O2-CZECH-REPUBLIC O2 Czech Republic, a.s.

Relationship: Upstream
Observed weight: 282
ASN registration country: Czechia
Latest RIS data: 9/30/2026, 00:00:00

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2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS5610Observed weight 282	O2-CZECH-REPUBLIC O2 Czech Republic, a.s.	Upstream	Czechia	8/19/2019, 00:00:00	9/30/2026, 00:00:00	140	335
AS6855Observed weight 155	SK-TELEKOM Slovak Telekom, a.s.	Upstream	Slovakia	8/19/2019, 00:00:00	9/30/2026, 00:00:00	193	0

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