GREAT SAIL

🇧🇧 BB · IMO 9177583

Commercial Vessel

GREAT SAIL (IMO 9177583) is a sanctioned vessel. As of 2026-08-23, it matched 1 active sanctions record — including the OFAC SDN, SDN entry #57676, program IRAN-EO13902. Source: OFAC SDN. (Sanctions lists update daily; verify the current designation before acting.) Check the current status for IMO 9177583 at https://arcnautical.com/check/9177583.

GREAT SAIL is a BB-flagged vessel with 1 active sanctions designation (OFAC SDN) · ownership opacity 40/100.

Key verifiable facts

OFAC SDN designation SDN entry #57676 — program IRAN-EO13902 Source: OFAC SDN List · as of 2026-08-23 OFAC's structured SDN feed carries no per-entity URL; verify the entry via OFAC's sanctions search.
Flag-state PSC performance BB flag — Paris MoU White List (2.2% 3-yr detention); Tokyo MoU Grey List (2.9%) Source: Paris MoU WGB 2021–2023 + Tokyo MoU 2023 lists · reconciled as of 2026-05-30
Sanctions screening Screened against OFAC SDN, EU Consolidated, UN Security Council, UK HMT/OFSI, and OpenSanctions vessel lists — 1 confirmed match on vessel identifier. Source: ArcNautical sanctions screening · as of 2026-08-23

How ArcNautical sources & scores these →

IMO Number

9177583

Flag State

🇧🇧 BB

Vessel Type

Commercial Vessel

Sanctions Programs

OFAC SDN

Sanctions Screening Detail

Source list	Programs	Match type	Confidence
OFAC SDN	IRAN-EO13902	Exact IMO	100%

Live Sanctions Screening

Sanctions

RED

1 confirmed match on vessel identifier.

Ownership Opacity

MEDIUM OPACITY

0 = transparent · 100 = opaque

Vetting Grade

Score: 90/100

unacceptable

Weekly snapshot · as of 2026-08-23

As of 2026-08-23

Request the reviewed intelligence dossier

Ownership chain details, sanctions match evidence, PSC detention records, and PDF report after manual review for GREAT SAIL.

Frequently Asked Questions

Is GREAT SAIL (IMO 9177583) sanctioned?

GREAT SAIL appears in the following sanctions-related databases: OFAC SDN. Use the live screening tool above for the most current status, as sanctions lists are updated frequently.

What is IMO number 9177583?

IMO 9177583 is the International Maritime Organization identification number permanently assigned to GREAT SAIL. IMO numbers are unique 7-digit identifiers that remain with a vessel throughout its lifetime, regardless of changes in name, flag, or ownership. They are the primary identifier used in sanctions screening, port state control, and maritime compliance.

How is the vessel vetting grade calculated?

ArcNautical's vetting grade (A through E) is a composite score based on five weighted factors: PSC detention history (30%), flag state performance (25%), ownership transparency (20%), vessel age (15%), and inspection recency (10%). Data is sourced from Paris MOU, Tokyo MOU, GLEIF corporate registry, and OFAC/EU/UN sanctions databases.

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