Is IP address 161.33.5.36 dangerous?

Yes, 161.33.5.36 is considered dangerous with a threat level of 7/10. It has been reported 7 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 161.33.5.36?

IP address 161.33.5.36 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 161.33.5.36?

Yes, blocking 161.33.5.36 is strongly recommended. With a threat level of 7/10 and 7 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 161.33.5.36?

Our threat assessment for 161.33.5.36 has a confidence score of 40%, based on 7 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

161.33.5.36

IPv4 Public

AS31898

Oracle Corporation

7 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

7 Reports

Community Data Source

Elevated Risk

Elevated threat level 7/10 for IP 161.33.5.36 from 7 reported incidents.

Behavioral profile indicates cyber threat activity with 40% confidence.

More threatening than 86% of monitored IPs

Threat Categories

Brute-Force 7

SSH 7

Technical Details

Brute-force attacks systematically attempt password combinations against authentication systems.

Recommended Mitigations

Implement rate limiting, account lockout policies, multi-factor authentication, and fail2ban.

Behavioral Analysis

Activity Pattern: Recent Spike

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

First Observed 15. October 2026

Last Activity 17. October 2026

Recent (7 days) 7 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

Enhanced monitoring recommended. Review logs for interactions with this IP.

Immediate monitoring recommended.

Reputation Summary

Threat Level 7/10 High

High

Activity Frequency 8/10 High

Confidence Score 40% Medium Confidence

Confidence History

15. Oct 2026 - 17. Oct 2026

40% Current

Stable Trend

Date	Categories	Source	Confidence
17. Oct 2026 New	SSH Brute-Force	Community	75%
17. Oct 2026 New	SSH Brute-Force	Community	75%
17. Oct 2026 New	SSH Brute-Force	Community	75%
16. Oct 2026	SSH Brute-Force	Community	75%
16. Oct 2026	SSH Brute-Force	Community	75%
16. Oct 2026	SSH Brute-Force	Community	75%
15. Oct 2026	SSH Brute-Force	Community x3	75%

Basic Information

IP Address: 161.33.5.36
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: 7
First Reported: 15 Oct 2026
Last Reported: 17 Oct 2026, 16:33

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

86 %

Global Threat Ranking

This IP is more threatening than 86% of all IPs in our database.

High Threat Percentile

Global Comparison

Compared against 998,102 reported IPs worldwide

Threat Level 7/10 avg: 6.2 =

Total Reports 7 avg: 8 =

Network Comparison

Compared against 1,896 IPs in ASN 31898

Threat Level 7/10 network avg: 7.6 =

Total Reports 7 network avg: 11 -

Network Oracle Corporation has overall threat level 2/10

Geographic Comparison

Compared against 8,721 IPs in JP

Threat Level 7/10 country avg: 7.1 =

Total Reports 7 country avg: 7 =

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

Peak Day 16 Oct 2026 3 reports

Daily Average 0.2 reports/day

Most Active Friday 3 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 7

Brute-Force 7

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

Hourly Activity

Peak activity at 15:00 with 4 reports

Weekly Activity

Geographic Threat Distribution

910,019 threat incidents tracked globally • Last 24h: 218,832 Logs

FEED

Top Threat Sources

01

United States US

180,125 19.8%
02

Brazil BR

155,575 17.1%
03

India IN

94,336 10.4%
04

China CN

47,765 5.2%
05

SC SC

29,341 3.2%
06

Argentina AR

24,238 2.7%
07

Germany DE

20,010 2.2%
08

Pakistan PK

19,383 2.1%
09

Netherlands NL

18,811 2.1%
10

Colombia CO

18,188 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

9.7/10 Avg Threat

96% Avg Confidence

20 High Threat

High-risk network: Majority of related IPs are flagged

Elevated Risk

Threat Categories

Technical Details

Recommended Mitigations

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

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