Is IP address 138.3.223.188 dangerous?

Yes, 138.3.223.188 is considered dangerous with a threat level of 8/10. It has been reported 23 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 138.3.223.188?

IP address 138.3.223.188 is operated by Oracle Corporation (ASN 31898) and is geolocated to JP. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 138.3.223.188?

Yes, blocking 138.3.223.188 is strongly recommended. With a threat level of 8/10 and 23 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 138.3.223.188?

Our threat assessment for 138.3.223.188 has a confidence score of 82%, based on 23 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

138.3.223.188

IPv4 Public

AS31898

Oracle Corporation

23 Reports

Is this your IP address? If the cause is fixed, you can request removal. Free of charge, usually decided within 48 hours. Request delisting

Japan Location

Oracle Corporation ASN 31898

23 Reports

Mixed Data Source

Substantial Risk

Threat level 8/10 for 138.3.223.188 based on 23 documented incidents.

Consistent suspicious behavior patterns. 82% confidence rating.

More threatening than 90% of monitored IPs

Threat Categories

WP Version Scanning 16

WP Plugin Scanning 16

WP Config Exposure 16

WP Login Brute Force 4

Brute-Force 3

Hacking 2

Behavioral Analysis

Activity Pattern: Recent Spike

Significant activity increase over past 7 days indicates renewed threat actor interest or system compromise.

First Observed 12. September 2026

Last Activity 7. October 2026

Recent (7 days) 13 incidents

Reputable Network

This IP is hosted on a network (ASN 31898) with generally good reputation. The ISP Oracle Corporation maintains standard security practices.

The malicious activity may represent an isolated compromised system rather than systematic abuse.

Security Recommendations

Configure firewall rules and intrusion detection alerts.

Immediate monitoring recommended.

Reputation Summary

Threat Level 8/10 High

Critical

Activity Frequency 8/10 High

Confidence Score 82% Verified

Confidence History

12. Sep 2026 - 7. Oct 2026

82% Current

Stable Trend

Date	Categories	Source	Confidence
7. Oct 2026 New	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
7. Oct 2026 New	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
5. Oct 2026	Hacking	Community	75%
4. Oct 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
4. Oct 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
2. Oct 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
2. Oct 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
2. Oct 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
2. Oct 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
2. Oct 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
2. Oct 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
1. Oct 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
1. Oct 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
30. Sep 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
30. Sep 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
30. Sep 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
29. Sep 2026	WP Plugin Scanning WP Version Scanning WP Config Exposure	Community	75%
28. Sep 2026	WP Login Brute Force Brute-Force	Community	75%
27. Sep 2026	Hacking	Community	75%
26. Sep 2026	Brute-Force	Community	75%
23. Sep 2026	WP Login Brute Force	Honeypot	75%
23. Sep 2026	WP Login Brute Force Brute-Force	Community	75%
12. Sep 2026	WP Login Brute Force	Honeypot	75%

Basic Information

IP Address: 138.3.223.188
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class B

Geolocation

Country: JP
ASN: AS31898
ISP: Oracle Corporation

DNS Information

Reverse DNS: None
PTR Record: No
Connection Type: Static

Statistics

Total Reports: 23
First Reported: 12 Sep 2026
Last Reported: 7 Oct 2026, 08:38

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

ASN: AS31898

Organization: Oracle Corporation

Country:

Network Threat Assessment

2/10

This network appears to be relatively clean with very low threat indicators.

Network Statistics

445

Total IPs Monitored

8,338

Total Reports

18.7

Reports per IP

Network Context

This IP address belongs to Oracle Corporation (AS31898), which manages 445 IP addresses in our monitoring system. Out of these, 8,338 have been reported for suspicious activities, resulting in a network-wide threat level of 2/10.

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

90 %

Global Threat Ranking

This IP is more threatening than 90% of all IPs in our database.

Top 10% Most Dangerous

Global Comparison

Compared against 831,747 reported IPs worldwide

Threat Level 8/10 avg: 6.3 +

Total Reports 23 avg: 9 ++

Network Comparison

Compared against 1,729 IPs in ASN 31898

Threat Level 8/10 network avg: 7.7 =

Total Reports 23 network avg: 12 ++

Network Oracle Corporation has overall threat level 2/10

Geographic Comparison

Compared against 6,470 IPs in JP

Threat Level 8/10 country avg: 7.6 =

Total Reports 23 country avg: 8 ++

Daily report activity over the last 30 days showing patterns and peaks.

Peak Day 2 Oct 2026 6 reports

Daily Average 0.8 reports/day

Most Active Wednesday 7 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

WP Plugin Scanning 16

WP Version Scanning 16

WP Config Exposure 16

WP Login Brute Force 4

Brute-Force 3

Activity patterns showing when this IP is most active during the day and week.

Hourly Activity

Peak activity at 10:00 with 4 reports

Weekly Activity

Geographic Threat Distribution

756,109 threat incidents tracked globally • Last 24h: 28,868 Logs

FEED

Top Threat Sources

01

United States US

147,903 19.6%
02

Brazil BR

111,781 14.8%
03

India IN

87,067 11.5%
04

China CN

46,034 6.1%
05

SC SC

29,252 3.9%
06

Germany DE

18,332 2.4%
07

Netherlands NL

17,954 2.4%
08

Pakistan PK

17,776 2.4%
09

Argentina AR

16,264 2.2%
10

Colombia CO

15,169 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

IPs from the same Autonomous System (AS) network provider.

20 Related IPs

9.6/10 Avg Threat

98% Avg Confidence

20 High Threat

High-risk network: Majority of related IPs are flagged

Substantial Risk

Threat Categories

Behavioral Analysis

Reputable Network

Security Recommendations

Basic Information

Geolocation

DNS Information

Statistics

Network Reputation

Network Identity

Network Threat Assessment

Network Statistics

Network Context

Global Threat Ranking

Top Threat Categories

Hourly Activity

Weekly Activity

FEED

Top Threat Sources

JSON Report

Firewall Rules

iptables / netfilter

UFW (Ubuntu)

Windows Firewall

Cloudflare

nginx

Apache .htaccess

PDF Report

Analyzed high-risk IP addresses