Is IP address 37.77.150.123 dangerous?

Yes, 37.77.150.123 is considered dangerous with a threat level of 8/10. It has been reported 98 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 37.77.150.123?

IP address 37.77.150.123 is operated by Proton66 OOO (ASN 198953) and is geolocated to RU. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 37.77.150.123?

Yes, blocking 37.77.150.123 is strongly recommended. With a threat level of 8/10 and 98 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 37.77.150.123?

Our threat assessment for 37.77.150.123 has a confidence score of 58%, based on 98 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

37.77.150.123

IPv4 Public

AS198953

Proton66 OOO

98 Reports

RU Location

Proton66 OOO ASN 198953

98 Reports

Mixed Data Source

Significant Threat

IP 37.77.150.123 identified as significant threat (8/10) from 98 events.

Multiple malicious indicators detected. Confidence level: 58%.

More threatening than 78% of monitored IPs

Threat Categories

DDoS Attack 23

WP Login Brute Force 23

WP Cron Abuse 23

Brute-Force 22

Hacking 2

WP Config Exposure 1

Technical Details

DDoS indicators suggest this IP has participated in volumetric attacks designed to overwhelm target infrastructure.

Recommended Mitigations

Use DDoS protection services, implement rate limiting, and configure traffic analysis to identify attack patterns.

Reputable Network

This IP is hosted on a network (ASN 198953) with generally good reputation. The ISP Proton66 OOO maintains standard security practices.

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

Security Recommendations

Implement rate limiting or temporary blocking measures.

Continue monitoring for emerging patterns.

Reputation Summary

Threat Level 8/10 High

Critical

Activity Frequency 8/10 High

Confidence Score 15% Low Confidence

Confidence History

4. Feb 2026 - 26. Feb 2026

58% Current

Stable Trend

Date	Categories	Source	Confidence
26. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x2	75%
26. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x3	75%
26. Feb 2026	WP Login Brute Force Brute-Force	Community	75%
26. Feb 2026	WP Cron Abuse DDoS Attack	Community	75%
25. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x2	75%
25. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x2	75%
25. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x2	75%
23. Feb 2026	WP Cron Abuse DDoS Attack Hacking +1	Community x3	75%
22. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x2	75%
22. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x3	75%
18. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x2	75%
18. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x2	75%
17. Feb 2026	WP Login Brute Force Brute-Force	Community	75%
17. Feb 2026	WP Cron Abuse DDoS Attack	Community	75%
17. Feb 2026	WP Login Brute Force	Honeypot	75%
17. Feb 2026	WP Login Brute Force Brute-Force	Community	75%
17. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x3	75%
16. Feb 2026	WP Login Brute Force Brute-Force	Community	75%
16. Feb 2026	WP Cron Abuse DDoS Attack	Community	75%
15. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x2	75%
11. Feb 2026	WP Login Brute Force Brute-Force	Community	75%
11. Feb 2026	WP Cron Abuse DDoS Attack	Community	75%
9. Feb 2026	WP Cron Abuse DDoS Attack Hacking	Community x2	75%
8. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x2	75%
5. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x2	75%
5. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x2	75%
5. Feb 2026	WP Login Brute Force Brute-Force	Community	75%
5. Feb 2026	WP Login Brute Force Brute-Force WP Cron Abuse +1	Community x2	75%
5. Feb 2026	WP Cron Abuse DDoS Attack	Community	75%
4. Feb 2026	WP Cron Abuse DDoS Attack WP Login Brute Force +1	Community x2	75%

Basic Information

IP Address: 37.77.150.123
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: RU
ASN: AS198953
ISP: Proton66 OOO

DNS Information

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

Statistics

Total Reports: 98
First Reported: 22 Jan 2026
Last Reported: 26 Feb 2026, 09:00

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: AS198953

Organization: Proton66 OOO

Country:

Network Threat Assessment

3/10

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

Network Statistics

Total IPs Monitored

9,673

Total Reports

333.6

Reports per IP

Network Context

This IP address belongs to Proton66 OOO (AS198953), which manages 29 IP addresses in our monitoring system. Out of these, 9,673 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

78 %

Global Threat Ranking

This IP is more threatening than 78% of all IPs in our database.

High Threat Percentile

Global Comparison

Compared against 199,723 reported IPs worldwide

Threat Level 8/10 avg: 5.3 ++

Total Reports 98 avg: 23 ++

Network Comparison

Compared against 35 IPs in ASN 198953

Threat Level 8/10 network avg: 8.3 =

Total Reports 98 network avg: 265 --

Network Proton66 OOO has overall threat level 3/10

Geographic Comparison

Compared against 4,703 IPs in RU

Threat Level 8/10 country avg: 5.3 ++

Total Reports 98 country avg: 17 ++

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

Peak Day 0 reports

Daily Average 0 reports/day

Most Active Wednesday 14 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

WP Login Brute Force 32

Brute-Force 31

WP Cron Abuse 30

DDoS Attack 30

Hacking 2

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

Hourly Activity

Peak activity at 04:00 with 5 reports

Weekly Activity

Geographic Threat Distribution

187,378 threat incidents tracked globally • Last 24h: 18,990 Logs

FEED

Top Threat Sources

01

United States US

38,468 20.5%
02

India IN

29,138 15.6%
03

China CN

26,029 13.9%
04

Brazil BR

10,256 5.5%
05

Germany DE

7,144 3.8%
06

Singapore SG

6,476 3.5%
07

Indonesia ID

5,551 3%
08

Russia RU THIS IP

4,703 2.5%
09

Pakistan PK

4,677 2.5%
10

Netherlands NL

4,358 2.3%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

9.5/10 Avg Threat

82% Avg Confidence

20 High Threat

High-risk network: Majority of related IPs are flagged

Significant Threat

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

Analyzed high-risk IP addresses

reportedIP

Parkstraße 19, 80339 München

Consultation

+49-89-215505888

Report a IP

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