Is IP address 37.77.56.137 dangerous?

Yes, 37.77.56.137 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 37.77.56.137?

IP address 37.77.56.137 is operated by EstNOC OU (ASN 206804) and is geolocated to EE. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 37.77.56.137?

Yes, blocking 37.77.56.137 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 37.77.56.137?

Our threat assessment for 37.77.56.137 has a confidence score of 21%, based on 1 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

37.77.56.137

IPv4 Public

AS206804

EstNOC OU

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

Estonia Location

EstNOC OU ASN 206804

1 Reports

Honeypot Data Source

High Risk

IP 37.77.56.137 rated at threat level 7/10 based on 1 security reports.

Pattern analysis reveals concerning activity. Confidence: 21%.

More threatening than 79% 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.

Behavioral Analysis

Activity Pattern: Consistent Activity

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

First Observed 5. September 2026

Last Activity 5. September 2026

Recent (7 days) 0 incidents

Moderate Network Risk

The network hosting this IP (ASN 206804, operated by EstNOC OU) shows moderate threat indicators. Some concerning activity has been detected from neighboring addresses.

Consider the network context when assessing this individual IP.

Security Recommendations

Monitor closely and consider blocking. Escalation potential detected.

Long-term blocking recommended.

Reputation Summary

Threat Level 7/10 High

High

Activity Frequency 0/10 Inactive

Confidence Score 19% Low Confidence

Date	Categories	Source	Confidence
5. Sep 2026	Hacking	Honeypot	75%

Basic Information

IP Address: 37.77.56.137
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: EE
ASN: AS206804
ISP: EstNOC OU

DNS Information

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

Statistics

Total Reports: 1
First Reported: 5 Sep 2026
Last Reported: 5 Sep 2026, 13:59

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: AS206804

Organization: EstNOC OU

Country:

Network Threat Assessment

5/10

This network has low threat indicators with minimal suspicious activity.

Network Statistics

Total IPs Monitored

Total Reports

6.2

Reports per IP

Network Context

This IP address belongs to EstNOC OU (AS206804), which manages 12 IP addresses in our monitoring system. Out of these, 74 have been reported for suspicious activities, resulting in a network-wide threat level of 5/10.

Network notice: This network shows some suspicious activity patterns. Monitor interactions with IPs from this ASN.

Comparative Analysis

How this IP compares to others in our threat intelligence database

79 %

Global Threat Ranking

This IP is more threatening than 79% of all IPs in our database.

High Threat Percentile

Global Comparison

Compared against 811,197 reported IPs worldwide

Threat Level 7/10 avg: 6.3 =

Total Reports 1 avg: 9 --

Network Comparison

Compared against 51 IPs in ASN 206804

Threat Level 7/10 network avg: 7.1 =

Total Reports 1 network avg: 3 --

Network EstNOC OU has overall threat level 5/10

Geographic Comparison

Compared against 331 IPs in EE

Threat Level 7/10 country avg: 6.0 +

Total Reports 1 country avg: 5 --

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

Peak Day 5 Sep 2026 1 reports

Daily Average 0 reports/day

Most Active Saturday 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

737,529 threat incidents tracked globally • Last 24h: 36,511 Logs

FEED

Top Threat Sources

01

United States US

144,182 19.5%
02

Brazil BR

110,974 15%
03

India IN

82,863 11.2%
04

China CN

45,006 6.1%
05

SC SC

29,242 4%
06

Germany DE

17,673 2.4%
07

Netherlands NL

17,557 2.4%
08

Pakistan PK

16,826 2.3%
09

Argentina AR

16,204 2.2%
10

Colombia CO

15,145 2.1%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

7.5/10 Avg Threat

32% Avg Confidence

16 High Threat

High-risk network: Majority of related IPs are flagged

High Risk

Threat Categories

Technical Details

Recommended Mitigations

Behavioral Analysis

Moderate Network Risk

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