Critical Alert
Security alert: 154.221.28.214 rated 10/10 based on 96 verified incidents.
Threat profile indicates sustained malicious activity with 88% confidence rating.
More threatening than 96% of monitored IPs
IP Address
154.221.28.214
IPv4
Public
HK
Threat Intelligence Analysis
Automated assessment based on aggregated, anonymized threat data
Top 5% Most Dangerous
HK
Location
YISU CLOUD LTD
ASN 142403
96
Reports
Honeypot
Data Source
Threat Categories
SSH
30
Hacking
3
Exploited Host
1
Technical Details
SSH attacks attempt to gain server access through password guessing or exploitation of SSH vulnerabilities.
Recommended Mitigations
Use key-based authentication, change default ports, implement fail2ban, and disable root login.
Behavioral Analysis
Activity Pattern:
Consistent Activity
Steady malicious activity over 3 weeks indicates persistent threat actor operations.
First Observed
11. May 2026
Last Activity
3. June 2026
Recent (7 days)
1 incidents
Reputable Network
This IP is hosted on a network (ASN 142403) with generally good reputation. The ISP YISU CLOUD LTD maintains standard security practices.
The malicious activity may represent an isolated compromised system rather than systematic abuse.
Security Recommendations
Implement immediate countermeasures. Well-resourced threat actor identified.
Long-term blocking recommended.
Reputation Summary
Threat Level
10/10
Critical
Critical
Activity Frequency
3/10
Low
Confidence Score
81%
Verified
Confidence History
11. Apr 2026 - 3. Jun 2026
88%
Current
Stable
Trend
Security Reports (30)
| Date | Categories | Source | Confidence |
|---|---|---|---|
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot x2 | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH Hacking | Honeypot x2 | 75% | |
| Exploited Host Hacking SSH | Honeypot x3 | 75% | |
| Hacking SSH | Honeypot x2 | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% | |
| SSH | Honeypot | 75% |
Technical Details
Basic Information
- IP Address
- 154.221.28.214
- IP Version
- IPv4
- Network Type
- Public
- Tor Network
- No
- Network Class
- Class B
Geolocation
- Country
-
HK
- ASN
- AS142403
- ISP
- YISU CLOUD LTD
DNS Information
- Reverse DNS
- None
- PTR Record
- No
- Connection Type
- Static
Statistics
- Total Reports
- 96
- First Reported
- 21 Feb 2026
- Last Reported
- 3 Jun 2026, 12:38
Network Reputation
Analysis of the entire network (ASN) that this IP address belongs to, providing context about the hosting provider and network-wide threat patterns.
Network Identity
AS142403
YISU CLOUD LTD
HK
Network Threat Assessment
3/10
This network appears to be relatively clean with very low threat indicators.
Network Statistics
36
Total IPs Monitored
1,493
Total Reports
41.5
Reports per IP
Network Context
This IP address belongs to YISU CLOUD LTD (AS142403), which manages 36 IP addresses in our monitoring system. Out of these, 1,493 have been reported for suspicious activities, resulting in a network-wide threat level of 3/10.
Network status:
This network appears to be well-maintained with low threat indicators.
Comparative Analysis
How this IP compares to others in our threat intelligence database
96
%
Global Threat Ranking
This IP is more threatening than 96% of all IPs in our database.
Top 10% Most DangerousGlobal Comparison
Compared against 199,338 reported IPs worldwide
Threat Level
10/10
avg: 5.3
++
Total Reports
96
avg: 23
++
Network Comparison
Compared against 55 IPs in ASN 142403
Threat Level
10/10
network avg: 7.9
+
Total Reports
96
network avg: 30
++
Network YISU CLOUD LTD has overall threat level 3/10
Geographic Comparison
Compared against 2,681 IPs in HK
Threat Level
10/10
country avg: 6.1
++
Total Reports
96
country avg: 45
++
Activity Trends
Daily report activity over the last 30 days showing patterns and peaks.
Peak Day
11 May 2026
2 reports
Daily Average
0.2
reports/day
Most Active
Monday
16 reports
Evolution of threat level over time based on reported categories and frequency.
Initial Threat
6/10
Current Threat
6/10
Distribution of threat categories reported over time.
Top Threat Categories
SSH
96
Hacking
3
Exploited Host
1
Activity patterns showing when this IP is most active during the day and week.
Hourly Activity
Peak activity at 10:00 with 8 reports
Weekly Activity
Geographic Threat Distribution
187,017 threat incidents tracked globally • Last 24h: 18,967 Logs
FEED
Top Threat Sources
-
01
United States38,426 20.5% -
02
India28,977 15.5% -
03
China26,016 13.9% -
04
Brazil10,249 5.5% -
05
Germany7,139 3.8% -
06
Singapore6,475 3.5% -
07
Indonesia5,533 3% -
08
Russia4,701 2.5% -
09
Pakistan4,647 2.5% -
10
Netherlands4,355 2.3%
+40 more countries
THREAT LEVEL
LOW
MED
HIGH
Related IPs
Other IPs associated with this address through network or behavioral similarity
IPs from the same Autonomous System (AS) network provider.
20
Related IPs
9.3/10
Avg Threat
88%
Avg Confidence
20
High Threat
High-risk network: Majority of related IPs are flagged
154.83.13.181
10/10
Confidence
100%
Reports
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Location
HK
HK
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Confidence
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Reports
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Location
HK
HK
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Location
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HK
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Confidence
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Reports
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Location
HK
HK
154.209.4.195
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Confidence
97%
Reports
50
Location
HK
HK
154.209.4.208
8/10
Confidence
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Reports
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Location
HK
HK
154.221.23.179
10/10
Confidence
97%
Reports
21
Location
HK
HK
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10/10
Confidence
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Reports
107
Location
HK
HK
154.92.15.23
10/10
Confidence
94%
Reports
39
Location
HK
HK
154.83.14.111
10/10
Confidence
93%
Reports
10
Location
SC
SC
154.221.23.232
8/10
Confidence
89%
Reports
9
Location
SC
SC
154.221.27.234
10/10
Confidence
87%
Reports
85
Location
HK
HK
154.83.12.193
8/10
Confidence
83%
Reports
11
Location
HK
HK
103.146.159.173
10/10
Confidence
81%
Reports
7
Location
HK
HK
154.211.13.102
10/10
Confidence
81%
Reports
6
Location
SC
SC
154.83.16.160
10/10
Confidence
80%
Reports
7
Location
SC
SC
154.92.17.30
10/10
Confidence
78%
Reports
5
Location
HK
HK
103.100.208.88
8/10
Confidence
77%
Reports
10
Location
HK
HK
154.221.19.162
8/10
Confidence
73%
Reports
14
Location
HK
HK
103.210.237.224
8/10
Confidence
72%
Reports
9
Location
HK
HK
IPs from the same country with similar threat profiles.
15
Related IPs
9.3/10
Avg Threat
100%
Avg Confidence
15
High Threat
High-risk network: Majority of related IPs are flagged
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8/10
Confidence
100%
Reports
79
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ISP
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Confidence
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ISP
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ISP
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Confidence
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Reports
21
ISP
YISU CLOUD LTD
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10/10
Confidence
100%
Reports
19
ISP
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IPs with similar threat level and confidence scores.
15
Related IPs
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Avg Threat
88%
Avg Confidence
15
High Threat
High-risk network: Majority of related IPs are flagged
80.94.92.183
10/10
Confidence
88%
Reports
5,389
Location
RO
RO
176.65.149.64
10/10
Confidence
88%
Reports
5,348
Location
NL
NL
178.128.32.203
8/10
Confidence
88%
Reports
4,652
Location
GB
GB
79.124.59.78
10/10
Confidence
88%
Reports
3,365
Location
BG
BG
35.240.174.82
10/10
Confidence
88%
Reports
1,724
Location
SG
SG
204.76.203.73
10/10
Confidence
88%
Reports
1,724
Location
NL
NL
80.94.95.169
8/10
Confidence
88%
Reports
1,001
Location
RO
RO
106.75.137.178
10/10
Confidence
88%
Reports
973
Location
CN
CN
185.242.3.100
7/10
Confidence
88%
Reports
791
Location
NL
NL
207.90.244.17
8/10
Confidence
88%
Reports
641
Location
US
US
65.49.20.69
8/10
Confidence
88%
Reports
571
Location
US
US
64.62.156.108
8/10
Confidence
88%
Reports
537
Location
US
US
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8/10
Confidence
88%
Reports
506
Location
NL
NL
167.94.146.56
8/10
Confidence
88%
Reports
504
Location
US
US
167.94.146.62
10/10
Confidence
88%
Reports
500
Location
US
US
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