Network topology

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

AS27555

Currently announcedSnapshot awaiting refresh

Black & Veatch International Company · BV-PUBLIC-ASN

Last observed10/1/2026, 23:23:07Open ASN profile →

AS27555 relationship topology

Showing 5 / 5

AS27555Black & Veatch Internat…

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS3356LEVEL3 - Level 3 Parent, LLC

Relationship: Upstream
Observed weight: 285
ASN registration country: United States
Latest RIS data: 11/8/2026, 00:00:00

Open AS3356 profile →

All adjacent autonomous systems

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5 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4
AS3356Observed weight 285	LEVEL3 - Level 3 Parent, LLC	Upstream	United States	8/21/2019, 00:00:00	11/8/2026, 00:00:00	2,481
AS27195Observed weight 283	CAVERN-TECHNOLOGIES - EPIC Alliance, Inc.	Upstream	United States	8/21/2019, 00:00:00	11/8/2026, 00:00:00	990
AS7018Observed weight 253	ATT-INTERNET4 - AT&T Enterprises, LLC	Upstream	United States	8/21/2019, 00:00:00	11/8/2026, 00:00:00	326
AS19930Observed weight 253	EQUINIX-EC-CH - Equinix, Inc.	Upstream	United States	8/21/2019, 00:00:00	11/8/2026, 00:00:00	1,111
AS174Observed weight 251	COGENT-174 - Cogent Communications, LLC	Upstream	United States	8/21/2019, 00:00:00	11/8/2026, 00:00:00	326

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