Is IP address 77.28.147.139 dangerous?

77.28.147.139 presents moderate risk with a threat level of 6/10. While not critically dangerous, it has been associated with activity. Monitoring and conditional blocking is recommended.

Who owns or operates IP address 77.28.147.139?

IP address 77.28.147.139 is operated by Makedonski Telekom AD-Skopje (ASN 6821) and is geolocated to MK. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 77.28.147.139?

Blocking 77.28.147.139 is advisable for security-sensitive environments. With a threat level of 6/10, consider implementing conditional blocks or rate limiting.

How accurate is this threat assessment for 77.28.147.139?

Our threat assessment for 77.28.147.139 has a confidence score of 22%, based on 1 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

77.28.147.139

IPv4 Public

AS6821

Makedonski Telekom AD-Skopje

1 Reports

North Macedonia Location

Makedonski Telekom AD-Sko... ASN 6821

1 Reports

Community Data Source

Measured Risk

IP 77.28.147.139 threat rating: 6/10 from 1 observations.

Attention-worthy behavior detected. Confidence: 22%.

More threatening than 19% of monitored IPs

Threat Categories

Brute-Force 1

Technical Details

Brute-force attacks systematically attempt password combinations against authentication systems.

Recommended Mitigations

Implement rate limiting, account lockout policies, multi-factor authentication, and fail2ban.

Behavioral Analysis

Activity Pattern: Consistent Activity

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

First Observed 16. July 2026

Last Activity 16. July 2026

Recent (7 days) 0 incidents

Reputable Network

This IP is hosted on a network (ASN 6821) with generally good reputation. The ISP Makedonski Telekom AD-Skopje 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 6/10 Medium

High

Activity Frequency 2/10 Very Low

Confidence Score 14% Low Confidence

Date	Categories	Source	Confidence
16. Jul 2026	Brute-Force	Community	75%

Basic Information

IP Address: 77.28.147.139
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: MK
ASN: AS6821
ISP: Makedonski Telekom AD-Skopje

DNS Information

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

Statistics

Total Reports: 1
First Reported: 16 Jul 2026
Last Reported: 16 Jul 2026, 10:01

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: AS6821

Organization: Makedonski Telekom AD-Skopje

Country:

Network Threat Assessment

2/10

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

Network Statistics

Total IPs Monitored

207

Total Reports

12.2

Reports per IP

Network Context

This IP address belongs to Makedonski Telekom AD-Skopje (AS6821), which manages 17 IP addresses in our monitoring system. Out of these, 207 have been reported for suspicious activities, resulting in a network-wide threat level of 2/10.

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

19 %

Global Threat Ranking

This IP is more threatening than 19% of all IPs in our database.

Low Threat Percentile

Global Comparison

Compared against 312,417 reported IPs worldwide

Threat Level 6/10 avg: 6.0 =

Total Reports 1 avg: 18 --

Network Comparison

Compared against 26 IPs in ASN 6821

Threat Level 6/10 network avg: 6.5 =

Total Reports 1 network avg: 8 --

Network Makedonski Telekom AD-Skopje has overall threat level 2/10

Geographic Comparison

Compared against 107 IPs in MK

Threat Level 6/10 country avg: 6.6 =

Total Reports 1 country avg: 12 --

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

Peak Day 16 Jul 2026 1 reports

Daily Average 0 reports/day

Most Active Thursday 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

Brute-Force 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

292,711 threat incidents tracked globally • Last 24h: 17,660 Logs

FEED

Top Threat Sources

01

United States US

65,787 22.5%
02

India IN

49,120 16.8%
03

China CN

35,633 12.2%
04

Brazil BR

15,556 5.3%
05

Germany DE

10,500 3.6%
06

Pakistan PK

8,479 2.9%
07

Indonesia ID

8,404 2.9%
08

Singapore SG

8,312 2.8%
09

Russia RU

6,394 2.2%
10

Netherlands NL

6,295 2.2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

6.4/10 Avg Threat

41% Avg Confidence

14 High Threat

High-risk network: Majority of related IPs are flagged