Autonomous system profile

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

AS33345

Announcement observedARIN

Sierra Experts · SIERRADATACENTERS

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

Last active10/16/2026, 00:00:00Snapshot expired

View network topology RDAP registration

ASN: AS33345
Registration country: United States
Name: Sierra Experts
Abbreviation: SIERRADATACENTERS
Registration date: 3/2/2009, 19:54:54
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
38.107.149.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/2/2026, 08:00:00	✓	×	Historical record
38.107.151.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/2/2026, 08:00:00	✓	×	Historical record
38.107.156.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/2/2026, 08:00:00	✓	×	Historical record

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: Sierra Experts
RIR: ARIN
Registration country: United States
Registration date: 3/2/2009, 19:54:54
Abuse contact: support@sierrawowires.com

Snapshot trend

10/2/2026, 15:04:593 v41 v62 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: cha-la-external-routing · iana-rdap-asn-bootstrap · rir-rdap-asn · cha-la-bgp-observations