IMO 9308833
The vessel KUSTO was selected as Vessel Spotlight due to its ranking of #31 among 2,962 monitored vessels, with key metrics over the past 90 days including 264 loiter events and 410 zone dwell events. The top operating zones included discovered_020, Baltic Exit/Tallinn Approach, and the Black Sea Sanctioned Vessel Monitoring Zone. The vessel was detected in the vicinity of terminal zones, but no direct terminal visits were recorded during this period. These metrics are based on AIS-derived behavioral indicators.
Vessel information
Movement & AIS Track
The vessel KUSTO was detected in the vicinity of the discovered_020 zone (269 events) and the Baltic Exit/Tallinn Approach zone (158 events), with a combination of zone dwell and loitering events recorded. Additionally, KUSTO was detected in the Black Sea Sanctioned Vessel Monitoring Zone and the Western Black Sea Surveillance Zone, each with 78 events. The vessel was also detected in the vicinity of the Ust-Luga Terminal Complex (12 events), though no direct terminal visits were recorded during this period.
| Zone | Events | Types | First Seen | Last Seen |
|---|---|---|---|---|
| discovered_020 | 269 | zone_dwell: 151, loiter: 118 | Jun 4, 2026 | Jun 20, 2026 |
| Baltic Exit/Tallinn Approach | 158 | zone_dwell: 88, loiter: 70 | Jan 24, 2026 | Apr 25, 2026 |
| Black Sea Sanctioned Vessel Monitoring Zone | 78 | zone_dwell: 43, loiter: 35 | Jul 1, 2026 | Jul 4, 2026 |
| Western Black Sea Surveillance Zone | 78 | zone_dwell: 43, loiter: 35 | Jul 1, 2026 | Jul 4, 2026 |
| discovered_018 | 26 | zone_dwell: 20, loiter: 6 | May 11, 2026 | May 12, 2026 |
| Danish Straits/Skagerrak | 19 | zone_dwell: 19 | Jan 27, 2026 | Apr 28, 2026 |
| Ust-Luga Terminal Complex | 12 | zone_dwell: 7, loiter: 5 | Jan 19, 2026 | Jan 19, 2026 |
| Archipelago Sea Sanction Zone | 11 | zone_dwell: 11 | Jan 24, 2026 | Apr 30, 2026 |
| Baltic Sea Surveillance Zone | 11 | zone_dwell: 11 | Apr 2, 2026 | Apr 28, 2026 |
| Central Mediterranean Sanctions Monitoring Zone | 8 | zone_dwell: 7, ais_gap: 1 | Apr 1, 2026 | Apr 30, 2026 |
| Unknown Maritime Surveillance Zone | 7 | zone_dwell: 7 | Apr 30, 2026 | Apr 30, 2026 |
| Central Russian Monitoring Zone | 7 | zone_dwell: 7 | Apr 6, 2026 | Apr 25, 2026 |
| Central Baltic Monitoring Zone | 7 | zone_dwell: 7 | Jan 29, 2026 | Jan 29, 2026 |
| Alboran Sea Surveillance Zone | 6 | zone_dwell: 6 | Mar 31, 2026 | Apr 1, 2026 |
| Norwegian Sea Surveillance Zone | 5 | zone_dwell: 5 | Apr 27, 2026 | Apr 27, 2026 |
Ownership & Management
AURYVEXEN DOCKWORKS LTD is a maritime entity registered in Hong Kong that manages the vessel 'KUSTO'. No verifiable public records confirm its operational history, fleet size, or corporate structure beyond the provided registration details.
HARBOR HARMONY SHIPMANAGEMENT is an Azerbaijani ship owner and manager specializing in tanker vessels, with a fleet of 4 vessels totaling 478,011 metric tons DWT. The company serves as an ISM Manager and is linked to the management of vessels involved in shadow fleet operations related to Russian armed aggression against Ukraine.
⚠ Red Flags
- Linked to Russian armed aggression against Ukraine by Ukraine's GUR
- Identified as Ship Safety Management Manager for shadow fleet vessel FURIA
- All vessels in fleet are 15+ years old, consistent with shadow fleet characteristics
- Fleet consists primarily of Tankers (100%), a common vessel type in shadow operations
- Company not flagged as risky in MagicPort but has sanctions connections per OpenSanctions
Name, Flag & Ownership History
- Apr 1, 2024KUSTO
- Oct 1, 2005Lovina
- Jun 1, 2025🇸🇱 Sierra leone
- Dec 1, 2024🇵🇦 Panama
- Apr 1, 2024🇨🇰 Cook islands
- Feb 1, 2019🇲🇭 Marshall Islands
- Feb 1, 2007🇬🇷 Greece
- Oct 1, 2005🇲🇹 Malta
- Jan 1, 2005🇬🇷 Greece
| Date | Company | Role |
|---|---|---|
| Dec 9, 2025 | AURYVEXEN DOCKWORKS LTD | Ship manager/Commercial manager |
| Dec 9, 2025 | AURYVEXEN DOCKWORKS LTD | Registered owner |
| Apr 29, 2024 | SOLSTICE CORP | Registered owner |
| Apr 29, 2024 | HARBOR HARMONY SHIPMANAGEMENT | ISM Manager |
| Apr 29, 2024 | SOLSTICE CORP | Ship manager/Commercial manager |
| — | TMS TANKERS LTD | Ship manager/Commercial manager |
| Jun 15, 2010 | TMS TANKERS LTD | ISM Manager |
| — | HEIDMAR INC | Ship manager/Commercial manager |
| Mar 22, 2006 | CARDIFF MARINE INC | ISM Manager |
| Oct 28, 2005 | MUSK SHIPHOLDING INC | Registered owner |
| Oct 28, 2005 | CARDIFF MARINE INC | Ship manager/Commercial manager |
| Oct 1, 2005 | UNKNOWN | ISM Manager |
Media Mentions
- KUSTO (Shadow Fleet) - War & SanctionsWar & Sanctions
- KUSTO - OpenSanctionsOpenSanctions
- Britain detains sanctioned oil tanker suspected of ties to Russia's shadow fleetPBS NewsHour
- EU targets 41 additional vessels in Russia's shadow fleetYouTube (France 24)
- Treasury Intensifies Sanctions Against Russia by Targeting Russia's Shadow FleetU.S. Department of the Treasury
- Follow the 77 Russia oil tankers to join EU blacklistEUobserver
- Ukraine targets Russia's shadow fleet in foreign waters as sanctions expandCBS News
Classification & Safety
Disclaimer
This vessel profile is compiled from publicly available information sources including maritime databases, government sanctions lists, and AIS position data. Information may be incomplete, delayed, or contain inaccuracies.
This content is for informational purposes only and does not constitute legal, financial, or compliance advice. FleetLeaks makes no warranties regarding the accuracy or completeness of the information presented. Users should independently verify all information before making decisions.
Data Scope & Currency
This dossier reflects automated analysis of publicly available data sources as of July 5, 2026 (UTC). FleetLeaks does not assert intent or wrongdoing. Observations are derived from AIS behavioral signals, registry records, and other open sources, each subject to inherent latency and reporting limitations.
Data Refresh
This dossier can be re-generated using the same automated pipeline with the most current available data. A refresh re-executes the standard selection, enrichment, and analysis process and does not alter methodology or thresholds. To request a refreshed version of this dossier, please contact us. A nominal fee may apply to cover compute and data access costs.
Generated: 2026-07-05T10:00:43.537442Z