Is IP address 37.63.40.28 dangerous?

Yes, 37.63.40.28 is considered dangerous with a threat level of 8/10. It has been reported 19 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 37.63.40.28?

IP address 37.63.40.28 is operated by A1 Bulgaria EAD (ASN 29580) and is geolocated to BG. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 37.63.40.28?

Yes, blocking 37.63.40.28 is strongly recommended. With a threat level of 8/10 and 19 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 37.63.40.28?

Our threat assessment for 37.63.40.28 has a confidence score of 93%, based on 19 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

37.63.40.28

IPv4 Public

AS29580

A1 Bulgaria EAD

19 Reports

BG Location

A1 Bulgaria EAD ASN 29580

19 Reports

Mixed Data Source

Elevated Risk

Elevated threat level 8/10 for IP 37.63.40.28 from 19 reported incidents.

Behavioral profile indicates cyber threat activity with 93% confidence.

More threatening than 78% of monitored IPs

Threat Categories

Brute-Force 15

WP Login Brute Force 4

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 3 weeks indicates persistent threat actor operations.

First Observed 4. May 2026

Last Activity 25. May 2026

Recent (7 days) 10 incidents

Reputable Network

This IP is hosted on a network (ASN 29580) with generally good reputation. The ISP A1 Bulgaria EAD maintains standard security practices.

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

Security Recommendations

Enhanced monitoring recommended. Review logs for interactions with this IP.

Long-term blocking recommended.

Reputation Summary

Threat Level 8/10 High

Critical

Activity Frequency 7/10 High

Confidence Score 93% Verified

Confidence History

24. Apr 2026 - 25. May 2026

93% Current

Stable Trend

Date	Categories	Source	Confidence
25. May 2026 New	Brute-Force	Community	75%
24. May 2026 New	Brute-Force	Community	75%
24. May 2026	Brute-Force	Community	75%
23. May 2026	Brute-Force	Community	75%
23. May 2026	Brute-Force	Community	75%
22. May 2026	Brute-Force	Community	75%
21. May 2026	Brute-Force	Community	75%
20. May 2026	Brute-Force	Community	75%
20. May 2026	Brute-Force	Community	75%
19. May 2026	Brute-Force	Community	75%
18. May 2026	Brute-Force	Community	75%
18. May 2026	Brute-Force	Community	75%
17. May 2026	Brute-Force	Community	75%
17. May 2026	Brute-Force	Community	75%
16. May 2026	Brute-Force	Community	75%
13. May 2026	WP Login Brute Force	Honeypot	75%
9. May 2026	WP Login Brute Force	Honeypot	75%
4. May 2026	WP Login Brute Force	Honeypot	75%
24. Apr 2026	WP Login Brute Force	Honeypot	75%

Basic Information

IP Address: 37.63.40.28
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: BG
ASN: AS29580
ISP: A1 Bulgaria EAD

DNS Information

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

Statistics

Total Reports: 19
First Reported: 24 Apr 2026
Last Reported: 25 May 2026, 11:42

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: AS29580

Organization: A1 Bulgaria EAD

Country:

Network Threat Assessment

1/10

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

Network Statistics

Total IPs Monitored

Total Reports

2.4

Reports per IP

Network Context

This IP address belongs to A1 Bulgaria EAD (AS29580), which manages 5 IP addresses in our monitoring system. Out of these, 12 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

78 %

Global Threat Ranking

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

High Threat Percentile

Global Comparison

Compared against 154,714 reported IPs worldwide

Threat Level 8/10 avg: 4.8 ++

Total Reports 19 avg: 28 -

Network Comparison

Compared against 6 IPs in ASN 29580

Threat Level 8/10 network avg: 3.7 ++

Total Reports 19 network avg: 10 ++

Network A1 Bulgaria EAD has overall threat level 1/10

Geographic Comparison

Compared against 612 IPs in BG

Threat Level 8/10 country avg: 6.3 +

Total Reports 19 country avg: 114 --

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

Peak Day 17 May 2026 2 reports

Daily Average 0.6 reports/day

Most Active Sunday 4 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 15

WP Login Brute Force 4

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

Hourly Activity

Peak activity at 10:00 with 2 reports

Weekly Activity

Geographic Threat Distribution

145,993 threat incidents tracked globally • Last 24h: 18,632 Logs

FEED

Top Threat Sources

01

United States US

32,897 22.5%
02

China CN

23,542 16.1%
03

India IN

15,912 10.9%
04

Brazil BR

7,105 4.9%
05

Germany DE

6,162 4.2%
06

Singapore SG

5,771 4%
07

Indonesia ID

4,045 2.8%
08

Netherlands NL

3,780 2.6%
09

Russia RU

3,710 2.5%
10

United Kingdom GB

3,684 2.5%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

5 Related IPs

2.8/10 Avg Threat

41% Avg Confidence

1 High Threat

Elevated Risk

Threat Categories

Technical Details

Recommended Mitigations

Behavioral Analysis

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

reportedIP

Parkstraße 19, 80339 München

Consultation

+49-89-215505888

Report a IP

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