Network topology

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

AS38952

Currently announcedSnapshot awaiting refresh

MAFRA-CZ-AS MAFRA, a.s. · MAFRA-CZ-AS

Last observed10/3/2026, 05:09:25Open ASN profile →

AS38952 relationship topology

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AS38952MAFRA-CZ-AS MAFRA, a.s.

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

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

Relationship: Upstream
Observed weight: 250
ASN registration country: Czechia
Latest RIS data: 10/2/2026, 00:00:00

Open AS5610 profile →

All adjacent autonomous systems

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1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS5610Observed weight 250	O2-CZECH-REPUBLIC O2 Czech Republic, a.s.	Upstream	Czechia	8/23/2019, 00:00:00	10/2/2026, 00:00:00	666	0

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