Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS399802

Announcement unconfirmedARIN

The Fibersmith Company · FIBERSMITH-CBLOCK-170-31-11

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active11/1/2026, 18:27:59Snapshot expired

View network topology RDAP registration

ASN: AS399802
Registration country: United States
Name: The Fibersmith Company
Abbreviation: FIBERSMITH-CBLOCK-170-31-11
Registration date: 6/25/2021, 14:33:24
Status: Announcement unconfirmed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	ASN registration country	Observation window start	Latest observation	IPv4	IPv6	Status

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Relationships are observed AS_PATH adjacencies. Coverage is partial; direction does not establish a commercial relationship.

Registration and sources

Organization: The Fibersmith Company
RIR: ARIN
Registration country: United States
Registration date: 6/25/2021, 14:33:24
Abuse contact: cherbold@fibersmith.co

Snapshot trend

11/1/2026, 18:27:590 v40 v60 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: iana-rdap-asn-bootstrap · rir-rdap-asn