Network topology

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

AS34305

Currently announcedSnapshot awaiting refresh

Base IP B.V. · BASEIP

Last observed10/2/2026, 17:19:07Open ASN profile →

AS34305 relationship topology

Showing 2 / 2

AS34305Base IP B.V.

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS1299TWELVE99 Arelion Sweden AB

Relationship: Upstream
Observed weight: 218
ASN registration country: Sweden
Latest RIS data: 10/2/2026, 00:00:00

Open AS1299 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
AS1299Observed weight 218	TWELVE99 Arelion Sweden AB	Upstream	Sweden	8/21/2019, 00:00:00	10/2/2026, 00:00:00	3,698	566
AS2914Observed weight 130	NTT America, Inc.	Upstream	United States	8/21/2019, 00:00:00	10/2/2026, 00:00:00	1,697	350

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