Network topology

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

AS39840

Currently announcedSnapshot awaiting refresh

NETNOD-SVL Netnod AB · NETNOD-SVL

Last observed10/30/2026, 15:57:03Open ASN profile →

AS39840 relationship topology

Showing 5 / 5

AS39840NETNOD-SVL Netnod AB

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS1257SWIPNET - Tele2 Sverige AB

Relationship: Upstream
Observed weight: 513
ASN registration country: Sweden
Latest RIS data: 10/30/2026, 00:00:00

Open AS1257 profile →

All adjacent autonomous systems

The table preserves every relationship in the selected filter; graph limits and pagination never remove data.

5 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS1257Observed weight 513	SWIPNET - Tele2 Sverige AB	Upstream	Sweden	8/23/2019, 00:00:00	10/30/2026, 00:00:00	416	460
AS57021Observed weight 362	NTP-SE Netnod AB	Downstream	Sweden	8/23/2019, 00:00:00	10/30/2026, 00:00:00	337	330
AS1653Observed weight 206	SUNET - Vetenskapsradet / SUNET	Upstream	Sweden	8/23/2019, 00:00:00	10/30/2026, 00:00:00	252	198
AS3399Observed weight 2	OBE-NET Obenet AB	Uncertain relationship	Sweden	8/23/2019, 00:00:00	10/30/2026, 00:00:00	2	2
AS12552Observed weight 2	GlobalConnect AB	Upstream	Sweden	9/19/2019, 00:00:00	10/30/2026, 00:00:00	4	0

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