Home Iran Russia DPRK Chokepoints Fleet EU Ports Prices Trade US Risk KYV Lookup

STI MAYFAIR — Know Your Vessel

Updated: 2026-07-25 | Source: ship.rootz.global | Data: OFAC, EIA, EU MRV, GFW, AIS, USCG
Flag State
MARSHALL ISLANDS
Type
Chemical tanker
Built
2014
12 years old
DWT
25,000

Present Location

Status
Location Unknown
No AIS position or port visit data available

Risk Assessment

Carbon Intensity (CII)

Rating (2022)
Unrated
CO2 Emissions
3,616
tonnes/year
Distance
12,371
nm/year
YearRatingRatio
2022Unrated—
2021Unrated—

EU MRV 2022: 3,616 t CO2, 1,156 t fuel, 292.27 kg CO2/nm

Voyage Pattern

Port Visits
96
Avg Dwell
70h
3d per port
Port Utilization
26%
time in port
Dark Events
1
2724h total

Primary route: TELOK RAMUNIA → BARBERS POINT → ULSAN

Data period: 2023-08-11 to 2026-07-18

PortCountryVisits
TELOK RAMUNIAMYS10
BARBERS POINTUSA4
ULSANKOR3
PASIR GUDANGMYS3
TAURANGANZL2

Recent port calls:

ArrivalDeparturePortCountryDuration
2026-07-182026-07-18—MEX0.2d
2026-07-132026-07-16—MEX3d
2026-07-052026-07-09—MEX5d
2026-06-302026-07-02PORT ARTHURUSA2.7d
2026-06-292026-06-30—USA0.6d
2026-06-272026-06-28HOUSTONUSA1.5d
2026-06-252026-06-27—USA2.3d
2026-06-062026-06-06GIBRALTARGIB0.5d
2026-05-202026-05-25LAGOSNGA4.7d
2026-05-062026-05-07DURBANZAF1.6d
2026-05-022026-05-05DURBANZAF3.9d
2026-04-262026-04-26PORT LOUISMUS0.4d
2026-04-082026-04-15PASIR GUDANGMYS6.8d
2026-04-052026-04-07—MYS1.8d
2026-04-032026-04-05DUMAIIDN1.6d
2026-04-022026-04-03TELOK RAMUNIAMYS0.7d
2026-03-222026-03-24—PNG2.2d
2026-03-162026-03-19LAEPNG2.9d
2026-03-012026-03-07—KOR5.9d
2026-02-222026-02-24—KOR2d

AIS Dark Periods

1 events, 2724 hours total darkness

StartEndHoursAIS OffAIS OnDistanceImplied SpeedAnalysis
2024-05-302024-09-202724————HIGH RISK ZONE

ESTIMATED — implied speed = straight-line distance / dark hours. Actual route unknown. Reference: loaded VLCC ~12-14 kn, ballast ~15-16 kn, stationary <1 kn = possible STS or anchorage.

Loitering Events

63 events, 1092 hours total (stationary at sea — possible STS transfers)

StartHoursPositionSpeedRisk Zone
2026-06-23825.4, -91.71.1 kn—
2026-06-23625.3, -91.71.3 kn—
2026-06-22925.3, -91.71.2 kn—
2026-06-22225.4, -91.61.8 kn—
2026-06-22325.4, -91.61.8 kn—
2026-06-12534.9, -42.00.9 kn—
2026-06-121035.0, -41.61.5 kn—
2026-05-083-29.8, 31.61.9 kn—
2026-05-075-29.9, 31.61.6 kn—
2026-04-195-1.1, 85.90.6 kn—

STS Encounter Detection

Other vessels detected loitering at the same position and time (within ~30nm, overlapping window)

2026-04-01 — Singapore Strait

VesselIMOStatusDurationSpeed
HORNET9197844SANCTIONED277h0.2 kn
SEA OPERA9000883SANCTIONED277h0.1 kn
GLOBAL STAR9198082SANCTIONED1173h0.1 kn
VETER9233739SANCTIONED1129h0.1 kn
LOYALTY9182306Clean1476h0.1 kn
SEARAY9255490Clean666h0.1 kn
NORDIC FREEDOM9288887Clean945h0.1 kn
BRIDGET9289532Clean599h0.1 kn
OCEAN SUNRISE9292357Clean312h0.0 kn
KESTREL9330355Clean539h0.3 kn
SEACONGER9352298Clean405h0.0 kn
BAO YU8519966SANCTIONED818h0.0 kn
TIREX9203772SANCTIONED643h0.1 kn
PUYANG9174220SANCTIONED1786h0.0 kn
AVENGER BOW9005338SANCTIONED174h0.1 kn
DA LI9113379SANCTIONED2068h0.0 kn
ROSE WOOD9182291SANCTIONED382h0.1 kn

2025-06-14 — -33.3, 152.4

VesselIMOStatusDurationSpeed
BW LIONESS9675509Clean19h1.0 kn

2025-06-12 — -33.2, 152.1

VesselIMOStatusDurationSpeed
BW LIONESS9675509Clean19h1.5 kn

2025-06-12 — -33.5, 152.2

VesselIMOStatusDurationSpeed
BW LIONESS9675509Clean9h1.1 kn

2024-03-25 — East China Sea (Zhoushan)

VesselIMOStatusDurationSpeed
HORAE9413004SANCTIONED19h0.2 kn
EM ZENITH9295086Clean60h0.1 kn
PALANCA SHERIFF9492311Clean6h0.7 kn

21 unique vessels encountered, 11 sanctioned

USCG Registration

StatusActive
Call SignV7BN6
Deficiency Count0
Detention Count0
Last Exam—

Data sources: USCG CGMIX, EU MRV (EMSA), CII computed, Global Fishing Watch, GFW dark events. All records cryptographically attested on Polygon.

Data sources: U.S. Treasury (OFAC SDN), U.S. Energy Information Administration, European Maritime Safety Agency (EU MRV), U.S. Coast Guard (PSIX), Global Fishing Watch (GFW satellite AIS), AISStream.io. All data cryptographically attested on Polygon blockchain.

API: REST | MCP | AI Discovery | Operated by Rootz Corp

Rootz Verified Data Network — Cross-referenced, source-verified intelligence across verticals:

ship.rootz.global — Maritime intelligence: sanctions, vessel tracking, STS encounters, port visits, dark events. 22,500+ vessels, 85K+ port visits, real-time AIS. | origin.rootz.global — SEC corporate intelligence: 10-K/10-Q/8-K filings, IR sites, executive changes, stock signals for 7,000+ public companies. | food.rootz.global — Grocery product intelligence: 7,000+ products with verified nutrition, ingredients, allergens, pricing from Kroger API + USDA. | politics.rootz.global — Political intelligence: every Congressional vote, bill, and floor speech with verified source from Congress.gov + GPO. | title.rootz.global — Property title intelligence: 10.8M Florida parcels, county recorder data, deed history, zoning. | farm.rootz.global — Agricultural intelligence: US farm registry, FL parcel extraction, USDA data. | cars.rootz.global — Vehicle intelligence: VIN decoding, recall data, market pricing, safety ratings. | corpid.rootz.global — Corporate identity: post-quantum signed organizational identity with DNS Merkle verification.

Every Rootz service provides AI-readable discovery at .well-known/ai, MCP tool access, and cryptographic attestation. Data is verified against government and authoritative sources — not scraped from Reddit or social media. rootz.global