IOC Radar
IPMediumSignal 0/100

104.21.55.253

Location
United StatesUnited States
Toronto, Ontario
ASN
AS13335
Cloudflare, Inc.
First Seen
Oct 10, 2025
Last Seen
Nov 25, 2025
Oct 10
First Seen
243d ago
Nov 25
Last Seen
197d ago
1
Reports
source reports
0%
Confidence
medium
Found in 1 report. 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
0%
Signal Score
0 / 100
IDS Rule
No
Threat Context
Tags

Network Information

CountryUSUnited States
RegionToronto, Ontario
ASNAS13335
OrganizationCloudflare, Inc.

Feed Intelligence Summary

1 report0% confidence
1
Source reports
0%
Confidence score
Category tags
indicatornetworkresearched

Activity Timeline

1 total obs
Nov 25Nov 25

Threat Activity Heatmap

· Peak: 2025-11-25
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24h
0
Dormant
7d
0
Dormant
30d
0
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3mo
0
Dormant
Intelligence SummaryAI Generated

The IPv4 address 104.21.55.253 is flagged as an Indicator of Compromise (IOC) within SOCRadar Threat Exchange Services, but it is currently whitelisted, suggesting it is considered benign or low-risk based on the current data. With a score of 0.0, this indicator poses a minimal threat to the organization. The address's inclusion in a threat intelligence feed does not, by itself, indicate malicious activity. A whitelisted status typically means that the observed activity associated with this IP i…

Threat ScoreLow Risk
0
SIGNAL
Signal Score
0%
Confidence
1
Reports
First seenOct 10, 2025
Last seenNov 25, 2025
GeolocationUS
CountryUnited States
LocationToronto, Ontario
ASNAS13335
OrgCloudflare, Inc.
Coords43.6532, -79.3832

VirusTotal

Not checked

Export & API

STIX 2.1 Bundle
CSV Export
Permalink

IOC Journey

medium
First detected 8 months ago · Last seen 6 months ago
Appeared in 1 threat report