Network topology

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

AS152671

Currently announcedSnapshot awaiting refresh

SPARCS · SPARCS-AS-KR

Last observed11/7/2026, 19:29:01Open ASN profile →

AS152671 relationship topology

Showing 3 / 3

AS152671SPARCS

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS1237KREONET-AS-KR-KR - KISTI

Relationship: Upstream
Observed weight: 515
ASN registration country: South Korea
Latest RIS data: 10/8/2026, 00:00:00

Open AS1237 profile →

All adjacent autonomous systems

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

3 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS1237Observed weight 515	KREONET-AS-KR-KR - KISTI	Upstream	South Korea	8/28/2019, 00:00:00	10/8/2026, 00:00:00	378	333
AS139311Observed weight 248	Stella IT Inc	Upstream	South Korea	8/28/2019, 00:00:00	10/8/2026, 00:00:00	0	366
AS9270Observed weight 3	APAN-KR-AS-KR - National Infomation Society Agency	Upstream	South Korea	8/28/2019, 00:00:00	10/8/2026, 00:00:00	3	0

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