Is IP address 178.77.121.168 dangerous?

178.77.121.168 presents moderate risk with a threat level of 4/10. While not critically dangerous, it has been associated with activity. Monitoring and conditional blocking is recommended.

Who owns or operates IP address 178.77.121.168?

IP address 178.77.121.168 is operated by PlusServer GmbH (ASN 61157) and is geolocated to DE. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 178.77.121.168?

Blocking 178.77.121.168 is advisable for security-sensitive environments. With a threat level of 4/10, consider implementing conditional blocks or rate limiting.

How accurate is this threat assessment for 178.77.121.168?

Our threat assessment for 178.77.121.168 has a confidence score of 23%, based on 1 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

178.77.121.168

IPv4 Public

AS61157

PlusServer GmbH

1 Reports

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Germany Location

PlusServer GmbH ASN 61157

1 Reports

Honeypot Data Source

Measured Risk

IP 178.77.121.168 threat rating: 4/10 from 1 observations.

Attention-worthy behavior detected. Confidence: 23%.

More threatening than 1% of monitored IPs

Threat Categories

Email Spam 1

Technical Details

Email spam involves mass distribution of unwanted emails, often for advertising, phishing, or malware delivery.

Recommended Mitigations

Implement SPF, DKIM, DMARC, and use reputable email filtering services.

Behavioral Analysis

Activity Pattern: Consistent Activity

Steady malicious activity over less than a day indicates persistent threat actor operations.

First Observed 7. October 2026

Last Activity 7. October 2026

Recent (7 days) 0 incidents

Reputable Network

This IP is hosted on a network (ASN 61157) with generally good reputation. The ISP PlusServer GmbH maintains standard security practices.

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

Security Recommendations

Standard security protocols sufficient. Monitor but no immediate blocking required.

Long-term blocking recommended.

Reputation Summary

Threat Level 4/10 Low

Medium

Activity Frequency 2/10 Very Low

Confidence Score 19% Low Confidence

Date	Categories	Source	Confidence
7. Oct 2026	Email Spam	Honeypot	75%

Basic Information

IP Address: 178.77.121.168
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class B

Geolocation

Country: DE
ASN: AS61157
ISP: PlusServer GmbH

DNS Information

Reverse DNS: 005.de-mx.crsend.com
PTR Record: Yes
Connection Type: Static

Statistics

Total Reports: 1
First Reported: 7 Oct 2026
Last Reported: 7 Oct 2026, 10:00

Comparative Analysis

How this IP compares to others in our threat intelligence database

1 %

Global Threat Ranking

This IP is more threatening than 1% of all IPs in our database.

Low Threat Percentile

Global Comparison

Compared against 956,386 reported IPs worldwide

Threat Level 4/10 avg: 6.2 -

Total Reports 1 avg: 8 --

Network Comparison

Compared against 6 IPs in ASN 61157

Threat Level 4/10 network avg: 4.2 =

Total Reports 1 network avg: 2 -

Geographic Comparison

Compared against 19,843 IPs in DE

Threat Level 4/10 country avg: 7.2 -

Total Reports 1 country avg: 29 --

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

Peak Day 7 Oct 2026 1 reports

Daily Average 0 reports/day

Most Active Wednesday 1 reports

Evolution of threat level over time based on reported categories and frequency.

Initial Threat 3/10

Current Threat 3/10

Distribution of threat categories reported over time.

Top Threat Categories

Email Spam 1

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

Hourly Activity

Peak activity at 10:00 with 1 reports

Weekly Activity

Geographic Threat Distribution

870,306 threat incidents tracked globally • Last 24h: 211,976 Logs

FEED

Top Threat Sources

01

United States US

174,253 20%
02

Brazil BR

139,430 16%
03

India IN

93,685 10.8%
04

China CN

47,676 5.5%
05

SC SC

29,337 3.4%
06

Argentina AR

21,444 2.5%
07

Germany DE THIS IP

19,843 2.3%
08

Pakistan PK

19,286 2.2%
09

Netherlands NL

18,749 2.2%
10

Colombia CO

17,221 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

Measured Risk

Threat Categories

Technical Details

Recommended Mitigations

Behavioral Analysis

Reputable Network

Security Recommendations

Basic Information

Geolocation

DNS Information

Statistics

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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