Network topology

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

AS151847

Currently announcedSnapshot awaiting refresh

FASTMAILPTYLTD-AS-AP - Fastmail Pty Ltd · FASTMAILPTYLTD-AS-AP

Last observed10/8/2026, 22:01:46Open ASN profile →

AS151847 relationship topology

Showing 4 / 4

AS151847Fastmail Pty Ltd

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS6939HURRICANE - Hurricane Electric LLC

Relationship: Upstream
Observed weight: 292
ASN registration country: United States
Latest RIS data: 10/8/2026, 00:00:00

Open AS6939 profile →

All adjacent autonomous systems

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4 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS6939Observed weight 292	HURRICANE - Hurricane Electric LLC	Upstream	United States	8/28/2019, 00:00:00	10/8/2026, 00:00:00	357	248
AS1828Observed weight 274	UNITAS - Unitas Global	Upstream	United States	8/28/2019, 00:00:00	10/8/2026, 00:00:00	140	812
AS13335Observed weight 271	CLOUDFLARENET - Cloudflare, Inc.	Upstream	United States	8/28/2019, 00:00:00	10/8/2026, 00:00:00	1,048	0
AS47973Observed weight 256	Digital Realty Netherlands B.V.	Upstream	Netherlands	8/28/2019, 00:00:00	10/8/2026, 00:00:00	8	336

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