Is IP address 39.107.33.136 dangerous?

Yes, 39.107.33.136 is considered dangerous with a threat level of 8/10. It has been reported 3 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 39.107.33.136?

IP address 39.107.33.136 is operated by Hangzhou Alibaba Advertising Co.,Ltd. (ASN 37963) and is geolocated to CN. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 39.107.33.136?

Yes, blocking 39.107.33.136 is strongly recommended. With a threat level of 8/10 and 3 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 39.107.33.136?

Our threat assessment for 39.107.33.136 has a confidence score of 44%, based on 3 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

39.107.33.136

IPv4 Public

AS37963

Hangzhou Alibaba Advertising Co.,Ltd.

3 Reports

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China Location

Hangzhou Alibaba Advertis... ASN 37963

3 Reports

Mixed Data Source

Elevated Risk

Elevated threat level 8/10 for IP 39.107.33.136 from 3 reported incidents.

Behavioral profile indicates cyber threat activity with 44% confidence.

More threatening than 89% of monitored IPs

Threat Categories

SSH 3

Brute-Force 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 2 weeks indicates persistent threat actor operations.

First Observed 17. September 2026

Last Activity 7. October 2026

Recent (7 days) 1 incidents

Reputable Network

This IP is hosted on a network (ASN 37963) with generally good reputation. The ISP Hangzhou Alibaba Advertising Co.,Ltd. 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.

Long-term blocking recommended.

Reputation Summary

Threat Level 8/10 High

Critical

Activity Frequency 2/10 Very Low

Confidence Score 44% Medium Confidence

Confidence History

31. Aug 2026 - 7. Oct 2026

44% Current

Stable Trend

Date	Categories	Source	Confidence
7. Oct 2026 New	SSH Brute-Force	Community	75%
17. Sep 2026	SSH	Honeypot	75%
31. Aug 2026	SSH	Honeypot	75%

Basic Information

IP Address: 39.107.33.136
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: CN
ASN: AS37963
ISP: Hangzhou Alibaba Advertising Co.,Ltd.

DNS Information

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

Statistics

Total Reports: 3
First Reported: 31 Aug 2026
Last Reported: 7 Oct 2026, 09:56

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: AS37963

Organization: Hangzhou Alibaba Advertising Co.,Ltd.

Country:

Network Threat Assessment

3/10

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

Network Statistics

616

Total IPs Monitored

5,895

Total Reports

9.6

Reports per IP

Network Context

This IP address belongs to Hangzhou Alibaba Advertising Co.,Ltd. (AS37963), which manages 616 IP addresses in our monitoring system. Out of these, 5,895 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

89 %

Global Threat Ranking

This IP is more threatening than 89% of all IPs in our database.

High Threat Percentile

Global Comparison

Compared against 832,391 reported IPs worldwide

Threat Level 8/10 avg: 6.3 +

Total Reports 3 avg: 9 --

Network Comparison

Compared against 1,777 IPs in ASN 37963

Threat Level 8/10 network avg: 7.4 =

Total Reports 3 network avg: 6 --

Network Hangzhou Alibaba Advertising Co.,Ltd. has overall threat level 3/10

Geographic Comparison

Compared against 46,051 IPs in CN

Threat Level 8/10 country avg: 7.4 =

Total Reports 3 country avg: 5 -

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

Peak Day 17 Sep 2026 1 reports

Daily Average 0.1 reports/day

Most Active Monday 1 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 3

Brute-Force 1

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

Hourly Activity

Peak activity at 07:00 with 1 reports

Weekly Activity

Geographic Threat Distribution

756,718 threat incidents tracked globally • Last 24h: 29,546 Logs

FEED

Top Threat Sources

01

United States US

148,097 19.6%
02

Brazil BR

111,821 14.8%
03

India IN

87,157 11.5%
04

China CN THIS IP

46,051 6.1%
05

SC SC

29,252 3.9%
06

Germany DE

18,360 2.4%
07

Netherlands NL

17,975 2.4%
08

Pakistan PK

17,801 2.4%
09

Argentina AR

16,265 2.1%
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

9.7/10 Avg Threat

84% 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

Analyzed high-risk IP addresses