Network topology

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

AS27336

Currently announcedSnapshot awaiting refresh

SENTARA-HEALTH-CARE - Sentara Healthcare · SENTARA-HEALTH-CARE

Last observed10/1/2026, 22:58:37Open ASN profile →

AS27336 relationship topology

Showing 4 / 4

AS27336Sentara Healthcare

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS22773ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.

Relationship: Upstream
Observed weight: 318
ASN registration country: United States
Latest RIS data: 11/8/2026, 00:00:00

Open AS22773 profile →

All adjacent autonomous systems

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4 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS22773Observed weight 318	ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc.	Upstream	United States	8/21/2019, 00:00:00	11/8/2026, 00:00:00	4,391
AS7795Observed weight 270	LUMOS - LUMOS Networks, Inc.	Upstream	United States	8/21/2019, 00:00:00	11/8/2026, 00:00:00	2,055
AS33657Observed weight 251	CMCS - Comcast Cable Communications, LLC	Upstream	United States	8/21/2019, 00:00:00	11/8/2026, 00:00:00	408
AS3356Observed weight 249	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/21/2019, 00:00:00	11/8/2026, 00:00:00	327

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