Autonomous system profile

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

AS25811

Announcement observedARIN

Diamond Offshore, LLC · DODI-01

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

Last active10/1/2026, 19:02:20Snapshot expired

View network topology RDAP registration

ASN: AS25811
Registration country: United States
Name: Diamond Offshore, LLC
Abbreviation: DODI-01
Registration date: 1/16/2024, 20:45:02
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
216.120.136.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/17/2026, 08:00:00	10/12/2026, 00:00:00	✓	×	Historical record

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

Registration and sources

Organization: Diamond Offshore, LLC
RIR: ARIN
Registration country: United States
Registration date: 1/16/2024, 20:45:02
Abuse contact: arin@noblecorp.com

Snapshot trend

10/1/2026, 19:02:201 v40 v61 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