Elevated Risk
Elevated threat level 8/10 for IP 121.139.39.185 from 67 reported incidents.
Behavioral profile indicates cyber threat activity with 34% confidence.
More threatening than 88% of monitored IPs
IP Address
121.139.39.185
IPv4
Public
KR
Threat Intelligence Analysis
Automated assessment based on aggregated, anonymized threat data
Above Average Risk
KR
Location
Korea Telecom
ASN 4766
67
Reports
Honeypot
Data Source
Threat Categories
SSH
30
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.
Moderate Network Risk
The network hosting this IP (ASN 4766, operated by Korea Telecom) shows moderate threat indicators. Some concerning activity has been detected from neighboring addresses.
Consider the network context when assessing this individual IP.
Security Recommendations
Enhanced monitoring recommended. Review logs for interactions with this IP.
Continue monitoring for emerging patterns.
Reputation Summary
Threat Level
8/10
High
Critical
Activity Frequency
0/10
Inactive
Confidence Score
34%
Medium Confidence
Confidence History
28. May 2026 - 19. Aug 2026
34%
Current
Stable
Trend
Security Reports (30)
| Date | Categories | Source | Confidence |
|---|---|---|---|
| SSH | Honeypot | 75% | |
| 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 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% |
Technical Details
Basic Information
- IP Address
- 121.139.39.185
- IP Version
- IPv4
- Network Type
- Public
- Tor Network
- No
- Network Class
- Class A
Geolocation
- Country
-
KR
- ASN
- AS4766
- ISP
- Korea Telecom
DNS Information
- Reverse DNS
- None
- PTR Record
- No
- Connection Type
- Static
Statistics
- Total Reports
- 67
- First Reported
- 5 Feb 2026
- Last Reported
- 19 Aug 2026, 16:41
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
AS4766
Korea Telecom
KR
Network Threat Assessment
5/10
This network has low threat indicators with minimal suspicious activity.
Network Statistics
930
Total IPs Monitored
17,918
Total Reports
19.3
Reports per IP
Network Context
This IP address belongs to Korea Telecom (AS4766), which manages 930 IP addresses in our monitoring system. Out of these, 17,918 have been reported for suspicious activities, resulting in a network-wide threat level of 5/10.
Network notice:
This network shows some suspicious activity patterns. Monitor interactions with IPs from this ASN.
Comparative Analysis
How this IP compares to others in our threat intelligence database
88
%
Global Threat Ranking
This IP is more threatening than 88% of all IPs in our database.
High Threat PercentileGlobal Comparison
Compared against 806,419 reported IPs worldwide
Threat Level
8/10
avg: 6.3
+
Total Reports
67
avg: 9
++
Network Comparison
Compared against 2,102 IPs in ASN 4766
Threat Level
8/10
network avg: 7.1
=
Total Reports
67
network avg: 12
++
Network Korea Telecom has overall threat level 5/10
Geographic Comparison
Compared against 4,616 IPs in KR
Threat Level
8/10
country avg: 7.3
=
Total Reports
67
country avg: 12
++
Activity Trends
Daily report activity over the last 30 days showing patterns and peaks.
Peak Day
0 reports
Daily Average
0
reports/day
Most Active
Tuesday
13 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
67
Activity patterns showing when this IP is most active during the day and week.
Hourly Activity
Peak activity at 12:00 with 7 reports
Weekly Activity
Geographic Threat Distribution
733,290 threat incidents tracked globally • Last 24h: 28,733 Logs
FEED
Top Threat Sources
-
01
United States143,209 19.5% -
02
Brazil110,734 15.1%
-
03
India82,112 11.2%
-
04
China44,742 6.1%
-
05
SC29,233 4%
-
06
Germany17,479 2.4%
-
07
Netherlands17,464 2.4%
-
08
Pakistan16,634 2.3%
-
09
Argentina16,189 2.2%
-
10
Colombia15,132 2.1%
+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
9.9/10
Avg Threat
91%
Avg Confidence
20
High Threat
High-risk network: Majority of related IPs are flagged
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10/10
Confidence
99%
Reports
20
Location
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KR
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Confidence
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Location
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Location
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Confidence
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12
Location
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KR
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10/10
Confidence
94%
Reports
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Location
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KR
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Confidence
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Reports
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Location
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KR
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Confidence
93%
Reports
16
Location
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KR
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Confidence
92%
Reports
21
Location
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KR
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Confidence
91%
Reports
430
Location
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KR
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Confidence
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Reports
431
Location
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KR
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Confidence
89%
Reports
339
Location
KR
KR
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10/10
Confidence
89%
Reports
59
Location
KR
KR
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10/10
Confidence
89%
Reports
53
Location
KR
KR
121.184.144.232
10/10
Confidence
89%
Reports
26
Location
KR
KR
211.46.188.16
10/10
Confidence
88%
Reports
153
Location
KR
KR
211.251.245.88
10/10
Confidence
88%
Reports
81
Location
KR
KR
221.162.218.85
10/10
Confidence
88%
Reports
47
Location
KR
KR
14.46.87.209
8/10
Confidence
88%
Reports
15
Location
KR
KR
222.108.100.117
10/10
Confidence
87%
Reports
252
Location
KR
KR
211.106.133.202
10/10
Confidence
86%
Reports
213
Location
KR
KR
IPs from the same country with similar threat profiles.
15
Related IPs
9.3/10
Avg Threat
98%
Avg Confidence
15
High Threat
High-risk network: Majority of related IPs are flagged
20.196.195.74
8/10
Confidence
100%
Reports
19
ISP
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Confidence
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Reports
19
ISP
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Confidence
100%
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18
ISP
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20.214.105.208
8/10
Confidence
100%
Reports
15
ISP
Microsoft Corpo...
118.194.249.186
8/10
Confidence
99%
Reports
46
ISP
UCLOUD INFORMAT...
118.39.219.45
10/10
Confidence
99%
Reports
20
ISP
Korea Telecom
219.250.188.143
10/10
Confidence
99%
Reports
15
ISP
SK Broadband Co...
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10/10
Confidence
98%
Reports
37
ISP
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211.220.197.170
10/10
Confidence
98%
Reports
24
ISP
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10/10
Confidence
98%
Reports
13
ISP
LG DACOM Corpor...
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Confidence
98%
Reports
12
ISP
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185.227.152.135
10/10
Confidence
97%
Reports
17
ISP
Cloudie Limited
149.174.58.60
8/10
Confidence
97%
Reports
13
ISP
PACKETHUB S.A.
175.119.225.92
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Confidence
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Reports
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ISP
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Confidence
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IPs with similar threat level and confidence scores.
15
Related IPs
8.4/10
Avg Threat
34%
Avg Confidence
15
High Threat
High-risk network: Majority of related IPs are flagged
45.95.147.229
8/10
Confidence
34%
Reports
36,601
Location
NL
NL
78.142.18.172
8/10
Confidence
34%
Reports
1,735
Location
BG
BG
36.111.150.151
10/10
Confidence
34%
Reports
310
Location
CN
CN
135.237.125.143
8/10
Confidence
34%
Reports
241
Location
US
US
217.118.177.195
10/10
Confidence
34%
Reports
150
Location
RU
RU
160.119.76.66
8/10
Confidence
34%
Reports
127
Location
SC
SC
82.67.150.155
10/10
Confidence
34%
Reports
125
Location
FR
FR
172.110.223.34
7/10
Confidence
34%
Reports
117
Location
HK
HK
45.153.34.235
8/10
Confidence
34%
Reports
115
Location
NL
NL
74.235.104.219
8/10
Confidence
34%
Reports
109
Location
US
US
34.123.170.104
10/10
Confidence
34%
Reports
88
Location
US
US
20.118.32.171
8/10
Confidence
34%
Reports
83
Location
US
US
199.45.155.68
8/10
Confidence
34%
Reports
81
Location
US
US
40.160.62.6
7/10
Confidence
34%
Reports
69
Location
US
US
52.180.158.248
8/10
Confidence
34%
Reports
69
Location
US
US