Is IP address 152.243.245.137 dangerous?

Yes, 152.243.245.137 is considered dangerous with a threat level of 7/10. It has been reported 13 times for malicious activities including . We recommend blocking this IP address.

Who owns or operates IP address 152.243.245.137?

IP address 152.243.245.137 is operated by TELEFONICA BRASIL S.A (ASN 26599) and is geolocated to BR. This information is derived from public WHOIS and geolocation databases.

Should I block IP address 152.243.245.137?

Yes, blocking 152.243.245.137 is strongly recommended. With a threat level of 7/10 and 13 security reports, this IP poses significant risk. Implement firewall rules to block incoming and outgoing traffic.

How accurate is this threat assessment for 152.243.245.137?

Our threat assessment for 152.243.245.137 has a confidence score of 89%, based on 13 independent reports from multiple independent sources. Higher confidence scores indicate more reliable assessments.

IP Address

152.243.245.137

IPv4 Public

AS26599

TELEFONICA BRASIL S.A

13 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

Brazil Location

TELEFONICA BRASIL S.A ASN 26599

13 Reports

Honeypot Data Source

High Risk

IP 152.243.245.137 rated at threat level 7/10 based on 13 security reports.

Pattern analysis reveals concerning activity. Confidence: 89%.

More threatening than 88% of monitored IPs

Threat Categories

Fraud VoIP 13

Technical Details

VoIP fraud exploits phone systems to make unauthorized calls, often to premium rate numbers for financial gain.

Recommended Mitigations

Implement call authentication, monitor call patterns, and restrict international/premium rate dialing.

Behavioral Analysis

Activity Pattern: Recent Spike

Significant activity increase over past 7 days indicates renewed threat actor interest or system compromise.

First Observed 6. November 2026

Last Activity 11. November 2026

Recent (7 days) 12 incidents

Moderate Network Risk

The network hosting this IP (ASN 26599, operated by TELEFONICA BRASIL S.A) 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.

Immediate monitoring recommended.

Reputation Summary

Threat Level 7/10 High

High

Activity Frequency 4/10 Low

Confidence Score 89% Verified

Confidence History

6. Nov 2026 - 11. Nov 2026

89% Current

Stable Trend

Date	Categories	Source	Confidence
11. Nov 2026	Fraud VoIP	Honeypot	75%
10. Nov 2026	Fraud VoIP	Honeypot	75%
10. Nov 2026	Fraud VoIP	Honeypot	75%
10. Nov 2026	Fraud VoIP	Honeypot	75%
10. Nov 2026	Fraud VoIP	Honeypot	75%
10. Nov 2026	Fraud VoIP	Honeypot	75%
10. Nov 2026	Fraud VoIP	Honeypot	75%
10. Nov 2026	Fraud VoIP	Honeypot	75%
10. Nov 2026	Fraud VoIP	Honeypot	75%
10. Nov 2026	Fraud VoIP	Honeypot	75%
10. Nov 2026	Fraud VoIP	Honeypot	75%
10. Nov 2026	Fraud VoIP	Honeypot	75%
6. Nov 2026	Fraud VoIP	Honeypot	75%

Basic Information

IP Address: 152.243.245.137
IP Version: IPv4
Network Type: Public
Tor Network: No
Network Class: Class B

Geolocation

Country: BR
ASN: AS26599
ISP: TELEFONICA BRASIL S.A

DNS Information

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

Statistics

Total Reports: 13
First Reported: 6 Nov 2026
Last Reported: 11 Nov 2026, 00:26

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: AS26599

Organization: TELEFONICA BRASIL S.A

Country:

Network Threat Assessment

5/10

This network has low threat indicators with minimal suspicious activity.

Network Statistics

101

Total IPs Monitored

316

Total Reports

3.1

Reports per IP

Network Context

This IP address belongs to TELEFONICA BRASIL S.A (AS26599), which manages 101 IP addresses in our monitoring system. Out of these, 316 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

88 %

Global Threat Ranking

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

High Threat Percentile

Global Comparison

Compared against 1,351,459 reported IPs worldwide

Threat Level 7/10 avg: 6.0 +

Total Reports 13 avg: 7 ++

Network Comparison

Compared against 9,051 IPs in ASN 26599

Threat Level 7/10 network avg: 5.1 +

Total Reports 13 network avg: 1 ++

Network TELEFONICA BRASIL S.A has overall threat level 5/10

Geographic Comparison

Compared against 261,711 IPs in BR

Threat Level 7/10 country avg: 5.2 +

Total Reports 13 country avg: 2 ++

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

Peak Day 10 Nov 2026 11 reports

Daily Average 0.4 reports/day

Most Active Tuesday 11 reports

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

Initial Threat 5/10

Current Threat 5/10

Distribution of threat categories reported over time.

Top Threat Categories

Fraud VoIP 13

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

Hourly Activity

Peak activity at 22:00 with 4 reports

Weekly Activity

Geographic Threat Distribution

1,231,840 threat incidents tracked globally • Last 24h: 20,895 Logs

FEED

Top Threat Sources

01

Brazil BR THIS IP

261,711 21.2%
02

United States US

213,520 17.3%
03

India IN

104,138 8.5%
04

China CN

52,507 4.3%
05

Argentina AR

42,600 3.5%
06

SC SC

29,483 2.4%
07

Mexico MX

28,143 2.3%
08

Russia RU

27,408 2.2%
09

Germany DE

25,679 2.1%
10

Colombia CO

24,356 2%

+40 more countries

THREAT LEVEL

LOW MED HIGH

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

20 Related IPs

9/10 Avg Threat

53% Avg Confidence

20 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

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Windows Firewall

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Apache .htaccess

PDF Report

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