Is IP address 45.139.104.158 dangerous?

Yes, 45.139.104.158 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 45.139.104.158?

IP address 45.139.104.158 is operated by 49.3 Networking LLC (ASN 399979) and is geolocated to BG. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 45.139.104.158?

Yes, blocking 45.139.104.158 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 45.139.104.158?

Our threat assessment for 45.139.104.158 has a confidence score of 22%, based on 3 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

45.139.104.158

IPv4 Public

AS399979

49.3 Networking LLC

3 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

Bulgaria Location

49.3 Networking LLC ASN 399979

3 Reports

Community Data Source

Elevated Risk

Elevated threat level 8/10 for IP 45.139.104.158 from 3 reported incidents.

Behavioral profile indicates cyber threat activity with 22% confidence.

More threatening than 87% of monitored IPs

Threat Categories

Hacking 3

Technical Details

General hacking activity includes various intrusion attempts, exploitation of vulnerabilities, and unauthorized access attempts.

Recommended Mitigations

Keep systems patched, implement intrusion detection, and follow security best practices.

Behavioral Analysis

Activity Pattern: Consistent Activity

Steady malicious activity over 5 days indicates persistent threat actor operations.

First Observed 18. September 2026

Last Activity 23. September 2026

Recent (7 days) 0 incidents

Reputable Network

This IP is hosted on a network (ASN 399979) with generally good reputation. The ISP 49.3 Networking LLC 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 0/10 Inactive

Confidence Score 22% Low Confidence

Confidence History

18. Sep 2026 - 23. Sep 2026

22% Current

Stable Trend

Date	Categories	Source	Confidence
23. Sep 2026	Hacking	Community	75%
23. Sep 2026	Hacking	Community	75%
18. Sep 2026	Hacking	Community	75%

Basic Information

IP Address: 45.139.104.158
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: BG
ASN: AS399979
ISP: 49.3 Networking LLC

DNS Information

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

Statistics

Total Reports: 3
First Reported: 18 Sep 2026
Last Reported: 23 Sep 2026, 02:26

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: AS399979

Organization: 49.3 Networking LLC

Country:

Network Threat Assessment

3/10

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

Network Statistics

Total IPs Monitored

738

Total Reports

52.7

Reports per IP

Network Context

This IP address belongs to 49.3 Networking LLC (AS399979), which manages 14 IP addresses in our monitoring system. Out of these, 738 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

87 %

Global Threat Ranking

This IP is more threatening than 87% of all IPs in our database.

High Threat Percentile

Global Comparison

Compared against 806,288 reported IPs worldwide

Threat Level 8/10 avg: 6.3 +

Total Reports 3 avg: 9 --

Network Comparison

Compared against 27 IPs in ASN 399979

Threat Level 8/10 network avg: 7.7 =

Total Reports 3 network avg: 25 --

Network 49.3 Networking LLC has overall threat level 3/10

Geographic Comparison

Compared against 2,204 IPs in BG

Threat Level 8/10 country avg: 6.5 +

Total Reports 3 country avg: 56 --

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

Peak Day 23 Sep 2026 2 reports

Daily Average 0.1 reports/day

Most Active Wednesday 2 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

Hacking 3

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

Hourly Activity

Peak activity at 00:00 with 1 reports

Weekly Activity

Geographic Threat Distribution

733,188 threat incidents tracked globally • Last 24h: 28,825 Logs

FEED

Top Threat Sources

01

United States US

143,190 19.5%
02

Brazil BR

110,727 15.1%
03

India IN

82,109 11.2%
04

China CN

44,727 6.1%
05

SC SC

29,233 4%
06

Germany DE

17,474 2.4%
07

Netherlands NL

17,459 2.4%
08

Pakistan PK

16,628 2.3%
09

Argentina AR

16,188 2.2%
10

Colombia CO

15,132 2.1%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

8/10 Avg Threat

18% Avg Confidence

15 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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