Koysug

🇷🇺 Russia · IMO 8883252

Tanker

Koysug (IMO 8883252) has 1 potential, low-confidence sanctions match — name-only, with no IMO/MMSI confirmation in the source records — as of 2026-07-12. This is an unconfirmed flag, not a designation; confirm against the primary list(s) (OpenSanctions) before treating as sanctioned. Check the current status for IMO 8883252 at https://arcnautical.com/check/8883252.

Koysug is a Russia-flagged vessel with 1 active sanctions designation (OpenSanctions) · ownership opacity 40/100.

Key verifiable facts

Sanctions listing Listed on OpenSanctions, program ua_war_sanctions Source: OpenSanctions · as of 2026-07-12
Flag-state PSC performance Russia flag — Paris MoU White List (4.3% 3-yr detention); Tokyo MoU Grey List (5.6%) 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 potential name match — IMO not confirmed in source; manual verification required. Source: ArcNautical sanctions screening · as of 2026-07-12

How ArcNautical sources & scores these →

IMO Number

8883252

Flag State

🇷🇺 Russia

Vessel Type

Tanker

Sanctions Programs

Ukraine War Sanctions

Sanctions Screening Detail

Source list	Programs	Match type	Confidence
OpenSanctions	ua_war_sanctions	Exact IMO	100%

Live Sanctions Screening

Sanctions

AMBER

1 potential name match — IMO not confirmed in source; manual verification required.

Ownership Opacity

MEDIUM OPACITY

0 = transparent · 100 = opaque

Vetting Grade

Score: 58/100

marginal

Weekly snapshot · as of 2026-07-12

As of 2026-07-12

Request the reviewed intelligence dossier

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

Frequently Asked Questions

Is Koysug (IMO 8883252) sanctioned?

Koysug has potential name-only matches in sanctions-related databases (Ukraine War Sanctions) — not IMO/MMSI-confirmed, not a designation; manual verification required. Use the live screening tool above for the most current status.

What is IMO number 8883252?

IMO 8883252 is the International Maritime Organization identification number permanently assigned to Koysug. 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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