Network topology

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

AS31503

Currently announcedSnapshot awaiting refresh

Master IT Ltd. · ASMasterIT

Last observed10/2/2026, 09:37:13Open ASN profile →

AS31503 relationship topology

Showing 2 / 2

AS31503Master IT Ltd.

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS44050PIN-AS Petersburg Internet Network ltd.

Relationship: Upstream
Observed weight: 160
ASN registration country: Russia
Latest RIS data: 10/2/2026, 00:00:00

Open AS44050 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
AS44050Observed weight 160	PIN-AS Petersburg Internet Network ltd.	Upstream	Russia	8/21/2019, 00:00:00	10/2/2026, 00:00:00	206	0
AS20632Observed weight 128	PETERSTAR-AS PJSC MegaFon	Upstream	Russia	8/21/2019, 00:00:00	10/2/2026, 00:00:00	180	0

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