Military vessel · Flag DK
DANISH WARSHIP P521
DANISH WARSHIP P521 is a military vessel (MMSI 220432000, flag DK). Its last AIS position was reported on 16 Oct 2026 at 07:59 UTC, bound for UNKNOWN. AIS Trail recorded 10+ port calls in the last 60 days, most recently at Ronne.
Last position
Status: Under way using engine · Destination as broadcast: UNKNOWN · ETA as broadcast: 7 Jul 2026, 07:07 UTC
Position of MMSI 220432000, rounded to 0.01°; see the exact live position and the last 3 days on the live map.
Vessel details
| Name | DANISH WARSHIP P521 |
|---|---|
| IMO number | – |
| MMSI | 220432000 |
| Call sign | OVFB |
| Type | Military |
| Flag | DK (from the MMSI country code) |
| Length × beam | 43 m × 9 m |
| Highest reported draught | 2.7 m (last 30 days) |
| Estimated deadweight | – |
| Destination as broadcast | UNKNOWN |
| Seen in AIS | 17 Sep 2026 – 16 Oct 2026 (last 30 days) |
Port calls
Port calls detected by AIS Trail in the last 60 days, newest first.
| Port | Arrived (UTC) | Departed (UTC) | Time in port |
|---|---|---|---|
| Ronne DKRNN | 11 Oct 2026, 16:52 UTC | 12 Oct 2026, 19:55 UTC | 27 h 3 min |
| Svendborg DKSVE | 10 Oct 2026, 13:08 UTC | 10 Oct 2026, 20:20 UTC | 7 h 12 min |
| Korsor DKKRR | 8 Oct 2026, 01:59 UTC | 9 Oct 2026, 12:49 UTC | 34 h 49 min |
| Frederikshavn DKFDH | 4 Oct 2026, 15:03 UTC | 6 Oct 2026, 15:21 UTC | 2 d |
| Nekso DKNEX | 29 Sep 2026, 11:11 UTC | 29 Sep 2026, 23:59 UTC | 12 h 48 min |
| Ronne DKRNN | 29 Sep 2026, 08:04 UTC | 29 Sep 2026, 08:41 UTC | 36 min |
| Korsor DKKRR | 20 Sep 2026, 11:31 UTC | 25 Sep 2026, 11:27 UTC | 4 d 23 h |
| Arhus DKAAR | 19 Sep 2026, 16:38 UTC | 20 Sep 2026, 07:23 UTC | 14 h 44 min |
| Grenaa Havn DKGRE | 18 Sep 2026, 12:31 UTC | 19 Sep 2026, 06:01 UTC | 17 h 29 min |
| Frederikshavn DKFDH | 12 Sep 2026, 17:20 UTC | 13 Sep 2026, 06:15 UTC | 12 h 54 min |
DANISH WARSHIP P521 in the API
The full track, every port call and the live position of DANISH WARSHIP P521 are available through the AIS Trail API. A free key covers the last 7 days of history; paid plans cover the last 12 months, and Pro and Business add live positions.
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
"https://api.aistrail.com/v1/vessels/220432000/track?from=2026-10-10&resolution=1h"
curl -H "Authorization: Bearer $AIS_TRAIL_KEY" \
"https://api.aistrail.com/v1/vessels/220432000/port-calls?from=2026-10-10"Sources
- Live AIS via aisstream.io, provided without warranty. No published terms
- Contains data from the Danish Maritime Authority that is used in accordance with the conditions for the use of Danish public data. Conditions for the use of Danish public data
- Open Waters AIS (https://openwaters.io/ais/), with each event's own source credit (mostly AISHub (https://www.aishub.net) and aisstream.io). Per-event source licence; not merged
- Port reference: UN/LOCODE, United Nations Economic Commission for Europe (UNECE), https://unlocode.unece.org, license CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Modified: port entries selected, deduplicated and merged with the World Port Index.
- Port reference: World Port Index (Pub. 150), National Geospatial-Intelligence Agency (NGA).
Flags come from the MMSI country code, deadweight and size class are estimates from AIS dimensions, port calls are detected by AIS Trail from position reports. All sources and licences: Data sources.
Not for navigation. AIS data can be missing, delayed or wrong; do not use it for navigation, collision avoidance, search and rescue or any other safety-of-life purpose.
