Network topology

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

AS69

Currently announcedSnapshot awaiting refresh

University of Pennsylvania · UPENN-NETWORK-LAB

Last observed10/15/2026, 00:00:00Open ASN profile →

AS69 relationship topology

Showing 1 / 1

AS69University of Pennsylva…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS55UPENN - University of Pennsylvania

Relationship: Upstream
Observed weight: 254
ASN registration country: United States
Latest RIS data: 10/15/2026, 00:00:00

Open AS55 profile →

All adjacent autonomous systems

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

1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	Visible prefixes	Collectors
AS55Observed weight 254	UPENN - University of Pennsylvania	Upstream	United States	8/19/2019, 00:00:00	10/15/2026, 00:00:00	1	1

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