Network topology

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

AS5723

Currently announcedSnapshot awaiting refresh

JHU - Johns Hopkins University · JHU

Last observed10/23/2026, 13:51:02Open ASN profile →

AS5723 relationship topology

Showing 6 / 6

AS5723Johns Hopkins University

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS6939HURRICANE - Hurricane Electric LLC

Relationship: Upstream
Observed weight: 513
ASN registration country: United States
Latest RIS data: 10/20/2026, 00:00:00

Open AS6939 profile →

All adjacent autonomous systems

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6 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS6939Observed weight 513	HURRICANE - Hurricane Electric LLC	Upstream	United States	8/19/2019, 00:00:00	10/20/2026, 00:00:00	1,999	358
AS11096Observed weight 213	FLORIDANET - FloridaNet	Upstream	United States	8/19/2019, 00:00:00	10/20/2026, 00:00:00	582	0
AS174Observed weight 71	COGENT-174 - Cogent Communications, LLC	Upstream	United States	8/19/2019, 00:00:00	10/20/2026, 00:00:00	269	0
AS3356Observed weight 71	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/19/2019, 00:00:00	10/20/2026, 00:00:00	192	0
AS10886Observed weight 22	University of Maryland	Upstream	United States	8/19/2019, 00:00:00	10/20/2026, 00:00:00	64	9
AS77Observed weight 7	Johns Hopkins University Applied Physics Laboratory	Downstream	United States	8/19/2019, 00:00:00	10/20/2026, 00:00:00	16	0

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