Network topology

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

AS4906

Currently announcedSnapshot awaiting refresh

FDS-01 - Frontline Communications · FDS-01

Last observed10/22/2026, 19:36:32Open ASN profile →

AS4906 relationship topology

Showing 2 / 2

AS4906Frontline Communications

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS54004LIGHTPATH - Cablevision Lightpath LLC

Relationship: Upstream
Observed weight: 237
ASN registration country: United States
Latest RIS data: 10/22/2026, 00:00:00

Open AS54004 profile →

All adjacent autonomous systems

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

2 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	Visible prefixes	Collectors
AS54004Observed weight 237	LIGHTPATH - Cablevision Lightpath LLC	Upstream	United States	8/19/2019, 00:00:00	10/22/2026, 00:00:00	18	1
AS46887Observed weight 172	CROWNCASTLE-AS46887 - Crown Castle Fiber LLC	Upstream	United States	8/19/2019, 00:00:00	10/22/2026, 00:00:00	17	1

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