Is IP address 37.63.16.152 dangerous?

37.63.16.152 shows low risk indicators with a threat level of 2/10. Limited suspicious activity has been reported. Standard security practices should be sufficient.

Who owns or operates IP address 37.63.16.152?

IP address 37.63.16.152 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 37.63.16.152?

Blocking 37.63.16.152 is optional. With a low threat level of 2/10, standard monitoring may be sufficient. Block if your security policy requires it.

How accurate is this threat assessment for 37.63.16.152?

Our threat assessment for 37.63.16.152 has a confidence score of 11%, based on 1 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

37.63.16.152

IPv4 Public

AS12716

A1 Bulgaria EAD

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

Bulgaria Location

A1 Bulgaria EAD ASN 12716

1 Reports

Community Data Source

Negligible Threat

Negligible threat (2/10) for 37.63.16.152 from 1 incidents.

Behavior consistent with legitimate use. Confidence: 11%.

Threat Categories

Blog Spam 1

Technical Details

Blog spam floods comment sections with promotional content and links for SEO manipulation or malware distribution.

Recommended Mitigations

Enable comment moderation, use anti-spam plugins, and implement CAPTCHA on comment forms.

Behavioral Analysis

Activity Pattern: Consistent Activity

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

First Observed 20. October 2026

Last Activity 20. October 2026

Recent (7 days) 0 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

No special measures recommended.

Long-term blocking recommended.

Reputation Summary

Threat Level 2/10 Very Low

Low

Activity Frequency 0/10 Inactive

Confidence Score 8% Low Confidence

Date	Categories	Source	Confidence
20. Oct 2026	Blog Spam	Community	75%

Basic Information

IP Address: 37.63.16.152
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: 1
First Reported: 26 Oct 2026
Last Reported: 20 Oct 2026, 20:53

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

0 %

Global Threat Ranking

This IP is more threatening than 0% of all IPs in our database.

Low Threat Percentile

Global Comparison

Compared against 1,319,518 reported IPs worldwide

Threat Level 2/10 avg: 6.0 --

Total Reports 1 avg: 7 --

Network Comparison

Compared against 137 IPs in ASN 12716

Threat Level 2/10 network avg: 5.1 --

Total Reports 1 network avg: 1 =

Network A1 Bulgaria EAD has overall threat level 10/10

Geographic Comparison

Compared against 4,043 IPs in BG

Threat Level 2/10 country avg: 6.0 --

Total Reports 1 country avg: 35 --

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

Peak Day 20 Oct 2026 1 reports

Daily Average 0 reports/day

Most Active Tuesday 1 reports

Evolution of threat level over time based on reported categories and frequency.

Initial Threat 2/10

Current Threat 2/10

Distribution of threat categories reported over time.

Top Threat Categories

Blog Spam 1

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

Hourly Activity

Peak activity at 20:00 with 1 reports

Weekly Activity

Geographic Threat Distribution

1,202,661 threat incidents tracked globally • Last 24h: 32,145 Logs

FEED

Top Threat Sources

01

Brazil BR

260,791 21.7%
02

United States US

205,279 17.1%
03

India IN

103,288 8.6%
04

China CN

50,523 4.2%
05

Argentina AR

42,357 3.5%
06

SC SC

29,432 2.4%
07

Mexico MX

27,847 2.3%
08

Russia RU

26,882 2.2%
09

Colombia CO

24,249 2%
10

Germany DE

24,065 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

5.6/10 Avg Threat

25% Avg Confidence

3 High Threat

Negligible Threat

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