Is IP address 87.121.52.101 dangerous?

Yes, 87.121.52.101 is considered dangerous with a threat level of 7/10. It has been reported 1 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 87.121.52.101?

IP address 87.121.52.101 is operated by Neterra Ltd. (ASN 34224) and is geolocated to BG. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 87.121.52.101?

Yes, blocking 87.121.52.101 is strongly recommended. With a threat level of 7/10 and 1 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 87.121.52.101?

Our threat assessment for 87.121.52.101 has a confidence score of 5%, based on 1 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

87.121.52.101

IPv4 Public

AS34224

Neterra Ltd.

1 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

Neterra Ltd. ASN 34224

1 Reports

Honeypot Data Source

Substantial Risk

Threat level 7/10 for 87.121.52.101 based on 1 documented incidents.

Consistent suspicious behavior patterns. 5% confidence rating.

More threatening than 71% of monitored IPs

Threat Categories

Hacking 1

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.

Reputable Network

This IP is hosted on a network (ASN 34224) with generally good reputation. The ISP Neterra Ltd. 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.

Continue monitoring for emerging patterns.

Reputation Summary

Threat Level 7/10 High

High

Activity Frequency 0/10 Inactive

Confidence Score 4% Low Confidence

Date	Categories	Source	Confidence
21. Jul 2026	Hacking	Honeypot	75%

Basic Information

IP Address: 87.121.52.101
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: BG
ASN: AS34224
ISP: Neterra Ltd.

DNS Information

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

Statistics

Total Reports: 1
First Reported: 21 Jul 2026
Last Reported: 21 Jul 2026, 13:01

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: AS34224

Organization: Neterra Ltd.

Country:

Network Threat Assessment

1/10

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

Network Statistics

Total IPs Monitored

206

Total Reports

34.3

Reports per IP

Network Context

This IP address belongs to Neterra Ltd. (AS34224), which manages 6 IP addresses in our monitoring system. Out of these, 206 have been reported for suspicious activities, resulting in a network-wide threat level of 1/10.

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

71 %

Global Threat Ranking

This IP is more threatening than 71% of all IPs in our database.

Above Average Threat

Global Comparison

Compared against 834,037 reported IPs worldwide

Threat Level 7/10 avg: 6.3 =

Total Reports 1 avg: 9 --

Network Comparison

Compared against 9 IPs in ASN 34224

Threat Level 7/10 network avg: 7.8 =

Total Reports 1 network avg: 38 --

Network Neterra Ltd. has overall threat level 1/10

Geographic Comparison

Compared against 2,283 IPs in BG

Threat Level 7/10 country avg: 6.5 =

Total Reports 1 country avg: 56 --

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

Peak Day 0 reports

Daily Average 0 reports/day

Most Active Tuesday 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

Hacking 1

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

Hourly Activity

Peak activity at 13:00 with 1 reports

Weekly Activity

Geographic Threat Distribution

758,083 threat incidents tracked globally • Last 24h: 31,322 Logs

FEED

Top Threat Sources

01

United States US

148,413 19.6%
02

Brazil BR

111,905 14.8%
03

India IN

87,293 11.5%
04

China CN

46,121 6.1%
05

SC SC

29,253 3.9%
06

Germany DE

18,463 2.4%
07

Netherlands NL

18,034 2.4%
08

Pakistan PK

17,838 2.4%
09

Argentina AR

16,273 2.1%
10

Colombia CO

15,173 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

8 Related IPs

7.9/10 Avg Threat

26% Avg Confidence

7 High Threat

High-risk network: Majority of related IPs are flagged

Substantial Risk

Threat Categories

Technical Details

Recommended Mitigations

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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