IOC Radar
IPMediumSignal 43/100

159.183.17.55

Location
United StatesUnited States
San Francisco, California
ASN
AS11377
Twilio SendGrid
First Seen
May 16, 2026
Last Seen
Jun 3, 2026
May 16
First Seen
29d ago
Jun 3
Last Seen
11d ago
2
Reports
source reports
43%
Confidence
medium
Found in 2 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
43%
Signal Score
43 / 100
IDS Rule
No
Threat Context
Tags
MITRE ATT&CK

MITRE ATT&CK TTPs

6 techniques

Network Information

CountryUSUnited States
RegionSan Francisco, California
ASNAS11377
OrganizationTwilio SendGrid

Feed Intelligence Summary

2 reports43% confidence
2
Source reports
43%
Confidence score
Category tags
europehalifaxhrindicatorinvoicenetworknorth americapassword-resetphish_html_emailinfragmentphish_aphish_pdf_evasiveqrfrompdf_bresearchedsecure-paymentt1192t1193t1194t1204.001t1204.002t1566ukwarpsunited kingdomunited statesus

Activity Timeline

1 total obs
Jun 3Jun 3

Threat Activity Heatmap

· Peak: 2026-06-03
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Jun
24h
0
Dormant
7d
0
Dormant
30d
1
Minimal
3mo
1
Minimal
Threat ScoreMedium Risk
43
SIGNAL
Signal Score
43%
Confidence
2
Reports
First seenMay 16, 2026
Last seenJun 3, 2026
GeolocationUS
CountryUnited States
LocationSan Francisco, California
ASNAS11377
OrgTwilio SendGrid
Coords37.7749, -122.4194

VirusTotal

Not checked

WHOIS

description
CC=US ASN=ASNone

Export & API

STIX 2.1 Bundle
CSV Export
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IOC Journey

medium
First detected 29 days ago · Last seen 11 days ago
Appeared in 2 threat reports