Is IP address 37.63.17.161 dangerous?

Yes, 37.63.17.161 is considered dangerous with a threat level of 8/10. It has been reported 3 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 37.63.17.161?

IP address 37.63.17.161 is operated by A1 Bulgaria EAD (ASN 12716) and is geolocated to BG. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 37.63.17.161?

Yes, blocking 37.63.17.161 is strongly recommended. With a threat level of 8/10 and 3 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 37.63.17.161?

Our threat assessment for 37.63.17.161 has a confidence score of 40%, based on 3 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

37.63.17.161

IPv4 Public

AS12716

A1 Bulgaria EAD

3 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

Bulgaria Location

A1 Bulgaria EAD ASN 12716

3 Reports

Mixed Data Source

Substantial Risk

Threat level 8/10 for 37.63.17.161 based on 3 documented incidents.

Consistent suspicious behavior patterns. 40% confidence rating.

More threatening than 88% of monitored IPs

Threat Categories

Brute-Force 3

WP Login Brute Force 1

Web App Attack 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 2 weeks indicates persistent threat actor operations.

First Observed 27. September 2026

Last Activity 11. October 2026

Recent (7 days) 1 incidents

High-Risk Network Association

This IP belongs to a network (ASN 12716) with elevated threat levels. The ISP A1 Bulgaria EAD hosts multiple reported malicious addresses, suggesting systemic security issues or permissive policies.

Network-wide patterns may indicate this is part of a larger malicious infrastructure.

Security Recommendations

Configure firewall rules and intrusion detection alerts.

Long-term blocking recommended.

Reputation Summary

Threat Level 8/10 High

Critical

Activity Frequency 1/10 Very Low

Confidence Score 40% Medium Confidence

Confidence History

27. Sep 2026 - 11. Oct 2026

40% Current

Stable Trend

Date	Categories	Source	Confidence
11. Oct 2026	WP Login Brute Force Brute-Force	Community	75%
8. Oct 2026	Brute-Force	Community	75%
27. Sep 2026	Brute-Force Web App Attack	Honeypot	75%

Basic Information

IP Address: 37.63.17.161
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class A

Geolocation

Country: BG
ASN: AS12716
ISP: A1 Bulgaria EAD

DNS Information

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

Statistics

Total Reports: 3
First Reported: 27 Sep 2026
Last Reported: 11 Oct 2026, 22:24

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: AS12716

Organization: A1 Bulgaria EAD

Country:

Network Threat Assessment

10/10

This network has a high threat level with significant malicious activity reported across multiple IPs.

Network Statistics

Total IPs Monitored

Total Reports

Reports per IP

Network Context

This IP address belongs to A1 Bulgaria EAD (AS12716), which manages 1 IP addresses in our monitoring system. Out of these, 4 have been reported for suspicious activities, resulting in a network-wide threat level of 10/10.

Network warning: This network has elevated threat levels. Exercise caution when interacting with IPs from this ASN.

Comparative Analysis

How this IP compares to others in our threat intelligence database

88 %

Global Threat Ranking

This IP is more threatening than 88% of all IPs in our database.

High Threat Percentile

Global Comparison

Compared against 869,928 reported IPs worldwide

Threat Level 8/10 avg: 6.3 +

Total Reports 3 avg: 9 --

Network Comparison

Compared against 48 IPs in ASN 12716

Threat Level 8/10 network avg: 5.3 ++

Total Reports 3 network avg: 1 ++

Network A1 Bulgaria EAD has overall threat level 10/10

Geographic Comparison

Compared against 2,339 IPs in BG

Threat Level 8/10 country avg: 6.5 +

Total Reports 3 country avg: 56 --

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

Peak Day 27 Sep 2026 1 reports

Daily Average 0.1 reports/day

Most Active Sunday 2 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 3

Web App Attack 1

WP Login Brute Force 1

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

Hourly Activity

Peak activity at 14:00 with 1 reports

Weekly Activity

Geographic Threat Distribution

790,420 threat incidents tracked globally • Last 24h: 28,027 Logs

FEED

Top Threat Sources

01

United States US

153,931 19.5%
02

Brazil BR

114,024 14.4%
03

India IN

92,788 11.7%
04

China CN

47,450 6%
05

SC SC

29,288 3.7%
06

Germany DE

19,347 2.4%
07

Pakistan PK

19,075 2.4%
08

Netherlands NL

18,639 2.4%
09

Argentina AR

16,901 2.1%
10

Indonesia ID

15,751 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

5.4/10 Avg Threat

17% Avg Confidence

1 High Threat

Substantial Risk

Threat Categories

Technical Details

Recommended Mitigations

Behavioral Analysis

High-Risk Network Association

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