Mu San (IMO 7920596) was screened against the OFAC SDN, EU Consolidated, UN Security Council, UK HMT/OFSI, and OpenSanctions vessel lists and matched none of them as of 2026-10-11. Sanctions designations change daily; this reflects the 2026-10-11 snapshot. Check the current status for IMO 7920596 at https://arcnautical.com/check/7920596.
Mu San is a North Korea-flagged vessel with ownership opacity 70/100.
Key verifiable facts
Flag-state PSC performanceNorth Korea flag — Paris MoU Black List (99% 3-yr detention); Tokyo MoU Black List (99%)Source: Paris MoU WGB 2021–2023 + Tokyo MoU 2023 lists · reconciled as of 2026-05-30
Sanctions screeningGREEN — No matches across OFAC SDN, OpenSanctions, EU FSD, UN Consolidated, UK OFSI for this vessel's identifiers and current name. Prior names are not screened: a hull designated under a FORMER name, in a source record that carries no IMO, will not be matched here.Source: ArcNautical sanctions screening · as of 2026-10-11
No active sanctions matches were detected for Mu San across OFAC SDN, EU Consolidated, UN, UK HMT/OFSI, and OpenSanctions vessel lists at the time of last screening. Sanctions lists update daily — use the live screening widget below for the most current status.
Corporate Ownership & Opacity
70/100High opacity
Registered entity
Not in GLEIF registry
LEI registration is voluntary for non-financial maritime entities; absence is itself a signal.
+35Owner not identified, so no LEI (GLEIF) lookup was possible
+25Flag jurisdiction KP — Tier 3 — Opaque
+10No public beneficial-ownership record on a flag-of-convenience register
Recent Port Calls (AIS)
No AIS port-call data captured for Mu San in the last 180 days. Sanctioned vessels frequently transmit AIS irregularly or disable transponders entirely — this absence is itself a vetting signal documented in the OFAC, EU, and IMO sanctions evasion advisories.
Flag State Risk Analysis: North Korea
Black ListKP
Mu San flies the North Korea flag, which records a Paris MoU 3-year detention rate of 99% (Black List) and a Tokyo MoU rate of 99% (Black List). Worst-list placement: Black List.
Live Sanctions Screening
Sanctions
GREEN
No matches across OFAC SDN, OpenSanctions, EU FSD, UN Consolidated, UK OFSI for this vessel's identifiers and current name. Prior names are not screened: a hull designated under a FORMER name, in a source record that carries no IMO, will not be matched here.
Ownership Opacity
70
HIGH OPACITY
0 = transparent · 100 = opaque
Vetting Grade
E
Score: 83/100
unacceptable
Weekly snapshot · as of 2026-10-11
As of 2026-10-11
Same check from code, no key: curl https://arcnautical.com/api/v1/vessels/7920596/check · API docs
Request the reviewed intelligence dossier
Ownership chain details, sanctions match evidence, PSC detention records, and PDF report after manual review for Mu San.
Frequently Asked Questions
Is Mu San (IMO 7920596) sanctioned?
Mu San appears in the following sanctions-related databases: RUSI DPRK Reports. Use the live screening tool above for the most current status, as sanctions lists are updated frequently.
What is IMO number 7920596?
IMO 7920596 is the International Maritime Organization identification number permanently assigned to Mu San. 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.