IOC Radar
IPMediumSignal 72/100

83.140.244.72

Location
NetherlandsNetherlands
Amsterdam, North Holland
ASN
AS12552
Acuit Systems LTD
First Seen
Feb 23, 2026
Last Seen
May 11, 2026
Feb 23
First Seen
109d ago
May 11
Last Seen
33d ago
5
Reports
source reports
72%
Confidence
medium
Found in 5 reports. Confidence: medium. · Confidence scores are heuristic. Verify before acting on results.
IPv4 Address
Network layer indicator observed in threat reports.
MISP Category
Network Activity
Confidence
72%
Signal Score
72 / 100
IDS Rule
No
Threat Context
Tags
MITRE ATT&CK

MITRE ATT&CK TTPs

3 techniques

Network Information

CountryNLNetherlands
RegionAmsterdam, North Holland
ASNAS12552
OrganizationAcuit Systems LTD

Feed Intelligence Summary

5 reports72% confidence
5
Source reports
72%
Confidence score
Category tags
active scanactive scanningbrute forcebrute force attackerdigital oceaneuropehackingindicatornetherlandsnetworkportscanreconnaissanceresearchedscannerscannersseservice scanswedent1595.001t1595.002t1595.003

Activity Timeline

1 total obs
May 11May 11

Threat Activity Heatmap

· Peak: 2026-05-11
Less
More
Mon
Wed
Fri
Jun
·
·
·
Jul
·
·
·
Aug
·
·
·
Sep
·
·
·
·
Oct
·
·
·
Nov
·
·
·
Dec
·
·
·
·
Jan
·
·
·
Feb
·
·
·
Mar
·
·
·
·
Apr
·
·
·
May
·
·
·
Jun
24h
0
Dormant
7d
0
Dormant
30d
0
Dormant
3mo
1
Minimal
Threat ScoreHigh Risk
72
SIGNAL
Signal Score
72%
Confidence
5
Reports
First seenFeb 23, 2026
Last seenMay 11, 2026
GeolocationNL
CountryNetherlands
LocationAmsterdam, North Holland
ASNAS12552
OrgAcuit Systems LTD
Coords52.3676, 4.9041

VirusTotal

Not checked

WHOIS

description
IPv4 hosts detected port scanning DigitalOcean London (UK) honeypot
raw
inetnum: 83.140.244.64 - 83.140.244.79 netname: ACUITSYSTEMS-NET descr: Acuit Systems LTD country: NL admin-c: PORT80-RIPE tech-c: PORT80-RIPE status: ASSIGNED PA mnt-by: PORT80-MNT created: 2009-11-09T14:00:39Z last-modified: 2009-11-09T14:00:39Z source: RIPE # Filtered role: IP-Only Registry (Former Port80 staff) address: S-75381 Uppsala address: Sweden phone: +46 18 843 27 27 abuse-mailbox: [email protected] tech-c: IR514-RIPE admin-c: IR514-RIPE nic-hdl: PORT80-RIPE mnt-by: IP-ONLY-MNT created: 2002-08-15T18:25:53Z last-modified: 2018-03-18T14:02:04Z source: RIPE # Filtered route: 83.140.192.0/18 descr: Port80, Pan European Network origin: AS39369 mnt-by: PORT80-MNT created: 2008-04-17T13:06:49Z last-modified: 2009-08-21T16:51:18Z source: RIPE # Filtered

Export & API

STIX 2.1 Bundle
CSV Export
Permalink

IOC Journey

medium
First detected 3 months ago · Last seen 1 month ago
Appeared in 5 threat reports