Network topology

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

AS393753

Currently announcedSnapshot awaiting refresh

The Brooklyn Hospital Center · AS393753

Last observed11/1/2026, 03:17:31Open ASN profile →

AS393753 relationship topology

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AS393753The Brooklyn Hospital C…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS12271TWC-12271-NYC - Charter Communications Inc

Relationship: Upstream
Observed weight: 271
ASN registration country: United States
Latest RIS data: 10/31/2026, 00:00:00

Open AS12271 profile →

All adjacent autonomous systems

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1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS12271Observed weight 271	TWC-12271-NYC - Charter Communications Inc	Upstream	United States	9/19/2019, 00:00:00	10/31/2026, 00:00:00	1,077	0

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