๐ต๐ฆ Panama · IMO 9101637 · listed as TWIN STAR
Bulk Carrier
Sanctions screening of ARINA A (IMO 9101637) as of 2026-10-11: AMBER. 1 listing matched on identifier in a non-designating source (a watchlist or advisory list, not an OFAC, EU, UK or UN designation); manual verification required. Check the current status for IMO 9101637 at https://arcnautical.com/check/9101637.
ARINA A is a Panama-flagged vessel with 4 unconfirmed sanctions matches (OpenSanctions, review required) · ownership opacity 70/100.
Key verifiable facts
Unconfirmed sanctions matchIMO match on OpenSanctions, program ua_war_sanctions — a watchlist or unconfirmed record, not a confirmed designationSource: OpenSanctions · as of 2026-10-11Needs review โ manual verification against the primary list is required.
Flag-state PSC performancePanama flag — Paris MoU White List (5.9% 3-yr detention); Tokyo MoU White List (4.5%)Source: Paris MoU WGB 2021–2023 + Tokyo MoU 2023 lists · reconciled as of 2026-05-30
Sanctions screeningAMBER — 1 listing matched on identifier in a non-designating source (a watchlist or advisory list, not an OFAC, EU, UK or UN designation); manual verification required.Source: ArcNautical sanctions screening · as of 2026-10-11
ARINA A matched 4 sanctions records. 1 of these is an IMO or MMSI match in a watchlist or unconfirmed record, not a confirmed designation โ review before applying compliance actions.
LEI registration is voluntary for non-financial maritime entities; absence is itself a signal.
+35No GLEIF/LEI record (LEI registration voluntary for non-financial maritime entities)
+25Flag jurisdiction PA โ Tier 3 โ Opaque
+10No public beneficial-ownership record on a flag-of-convenience register
Recent Port Calls (AIS)
No AIS port-call data captured for ARINA A in the last 180 days. Sanctioned vessels frequently transmit AIS irregularly or disable transponders entirely โ this absence is itself a vetting signal documented in the OFAC, EU, and IMO sanctions evasion advisories.
Flag State Risk Analysis: Panama
White ListPA
ARINA A flies the Panama flag, which records a Paris MoU 3-year detention rate of 5.9% (White List) and a Tokyo MoU rate of 4.5% (White List). Worst-list placement: White List.
Live Sanctions Screening
Sanctions
AMBER
1 listing matched on identifier in a non-designating source (a watchlist or advisory list, not an OFAC, EU, UK or UN designation); manual verification required.
Ownership Opacity
70
HIGH OPACITY
0 = transparent · 100 = opaque
Vetting Grade
D
Score: 61/100
substandard
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/9101637/check · API docs
Request the reviewed intelligence dossier
Ownership chain details, sanctions match evidence, PSC detention records, and PDF report after manual review for ARINA A.
Frequently Asked Questions
Is ARINA A (IMO 9101637) sanctioned?
Sanctions screening of ARINA A (IMO 9101637) returned AMBER. 1 listing matched on identifier in a non-designating source (a watchlist or advisory list, not an OFAC, EU, UK or UN designation); manual verification required. Related programs: Ukraine War Sanctions. Use the live screening tool above for the most current status.
What is IMO number 9101637?
IMO 9101637 is the International Maritime Organization identification number permanently assigned to ARINA A. 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.