IMPALAS

🇸🇹 Sao Tome and Principe · IMO 9171448

Commercial Vessel

Sanctions screening of IMPALAS (IMO 9171448) as of 2026-10-04: RED. 2 confirmed matches on vessel identifier. Source record: OFAC SDN, SDN entry #54120, program IRAN-EO13902. Sanctions lists update daily; verify the current designation before acting. Check the current status for IMO 9171448 at https://arcnautical.com/check/9171448.

IMPALAS is a Sao Tome and Principe-flagged vessel with 2 confirmed sanctions matches (OFAC SDN + OpenSanctions) · ownership opacity 100/100.

Key verifiable facts

OFAC SDN designation SDN entry #54120 — program IRAN-EO13902 Source: OFAC SDN List · as of 2026-10-04 OFAC's structured SDN feed carries no per-entity URL; verify the entry via OFAC's sanctions search.
Flag-state PSC performance Sao Tome and Principe flag — Tokyo MoU Black List (18.2%) Source: Paris MoU WGB 2021–2023 + Tokyo MoU 2023 lists · reconciled as of 2026-05-30
Sanctions screening RED — 2 confirmed matches on vessel identifier. Source: ArcNautical sanctions screening · as of 2026-10-04

How ArcNautical sources & scores these →

IMO Number

9171448

Flag State

🇸🇹 Sao Tome and Principe

Vessel Type

Commercial Vessel

Sanctions Programs

OFAC SDN

Sanctions Screening Detail

Source list	Programs	Match type	Confidence
OFAC SDN	IRAN-EO13902	Exact IMO	100%
OpenSanctions	us_ofac_sdn, us_trade_csl, ua_war_sanctions	Exact IMO	100%
OpenSanctions	us_ofac_sdn, us_trade_csl	Name fuzzy	88%

Corporate Ownership & Opacity

100/100 High opacity

Registered entity

Not in GLEIF registry

LEI registration is voluntary for non-financial maritime entities; absence is itself a signal.

+35 No GLEIF/LEI record (LEI registration voluntary for non-financial maritime entities)
+25 Flag jurisdiction ST — Tier 3 — Opaque
+10 No public beneficial-ownership record on a flag-of-convenience register
+30 OFAC-designated entity in ownership chain (chain-sanctions floor applied)

Live Sanctions Screening

Sanctions

RED

2 confirmed matches on vessel identifier.

Ownership Opacity

100

HIGH OPACITY

0 = transparent · 100 = opaque

Vetting Grade

Score: 90/100

unacceptable

Weekly snapshot · as of 2026-10-04

As of 2026-10-04

Request the reviewed intelligence dossier

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

Frequently Asked Questions

Is IMPALAS (IMO 9171448) sanctioned?

IMPALAS 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 9171448?

IMO 9171448 is the International Maritime Organization identification number permanently assigned to IMPALAS. 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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