IP Address

187.35.53.128

IPv4 Public
BR BR
AS27699
TELEFONICA BRASIL S.A
3 Reports
This IP is under Observation Suspicious activity detected - monitor closely
10/10 Threat
38% Confidence
3 Reports
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Threat Intelligence Analysis

Automated assessment based on aggregated, anonymized threat data

Top 5% Most Dangerous
BR
Brazil Location
TELEFONICA BRASIL S.A ASN 27699
3 Reports
Honeypot Data Source

Critical Threat

IP 187.35.53.128 is classified as a critical security threat (10/10) based on 3 verified reports.

This IP ranks among the most dangerous in our database with 38% confidence from multiple corroborating sources.

More threatening than 96% of monitored IPs

Threat Categories

Brute-Force 3
Web App Attack 3

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. September 2026
Last Activity 16. September 2026
Recent (7 days) 0 incidents

Reputable Network

This IP is hosted on a network (ASN 27699) with generally good reputation. The ISP TELEFONICA BRASIL S.A maintains standard security practices.

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

Security Recommendations

Immediate blocking recommended. Treat all traffic from this source as hostile.

Long-term blocking recommended.

This analysis is automatically generated from aggregated, anonymized threat intelligence data. No personal information is displayed or stored. Assessment accuracy depends on available data volume and diversity.

Reputation Summary

Threat Level 10/10 Critical
Critical
Activity Frequency 0/10 Inactive
Confidence Score 38% Medium Confidence

Confidence History

16. Sep 2026
38% Current
Stable Trend

The confidence score shows the reliability of the threat assessment based on the number and quality of reports.

Security Reports (3)

Date Categories Source Confidence
Brute-Force Web App Attack Honeypot 75%
Brute-Force Web App Attack Honeypot 75%
Brute-Force Web App Attack Honeypot 75%

Technical Details

Basic Information

IP Address
187.35.53.128
IP Version
IPv4
Network Type
Public
Tor Network
No
Network Class
Class B

Geolocation

Country
BR BR
ASN
AS27699
ISP
TELEFONICA BRASIL S.A

DNS Information

Reverse DNS
187-35-53-128.dsl.telesp.net.br
PTR Record
Yes
Connection Type
Dynamic

Statistics

Total Reports
3
First Reported
16 Sep 2026
Last Reported
16 Sep 2026, 22:01

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

AS27699
TELEFONICA BRASIL S.A
BR BR

Network Threat Assessment

1/10
This network appears to be relatively clean with very low threat indicators.

Network Statistics

47
Total IPs Monitored
339
Total Reports
7.2
Reports per IP

Network Context

This IP address belongs to TELEFONICA BRASIL S.A (AS27699), which manages 47 IP addresses in our monitoring system. Out of these, 339 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

96 %

Global Threat Ranking

This IP is more threatening than 96% of all IPs in our database.

Top 10% Most Dangerous

Global Comparison

Compared against 807,237 reported IPs worldwide

Threat Level 10/10 avg: 6.3 ++
Total Reports 3 avg: 9 --

Network Comparison

Compared against 2,233 IPs in ASN 27699

Threat Level 10/10 network avg: 5.3 ++
Total Reports 3 network avg: 2 ++
Network TELEFONICA BRASIL S.A has overall threat level 1/10

Geographic Comparison

Compared against 110,780 IPs in BR

Threat Level 10/10 country avg: 5.4 ++
Total Reports 3 country avg: 3 =
Indicators:
++ Much Higher + Higher = Similar - Lower -- Much Lower

Geographic Threat Distribution

734,105 threat incidents tracked globally • Last 24h: 28,095 Logs

FEED

Top Threat Sources

  1. 01
    US
    United States US
    143,444 19.5%
  2. 02
    BR
    Brazil BR THIS IP
    110,780 15.1%
  3. 03
    IN
    India IN
    82,177 11.2%
  4. 04
    CN
    China CN
    44,796 6.1%
  5. 05
    SC
    SC SC
    29,234 4%
  6. 06
    DE
    Germany DE
    17,510 2.4%
  7. 07
    NL
    Netherlands NL
    17,489 2.4%
  8. 08
    PK
    Pakistan PK
    16,657 2.3%
  9. 09
    AR
    Argentina AR
    16,191 2.2%
  10. 10
    CO
    Colombia CO
    15,136 2.1%

+40 more countries

THREAT LEVEL
LOW MED HIGH

Geographic data is aggregated and anonymized. No personal information displayed.

Map: simplemaps.com (MIT License)

Related IPs

Other IPs associated with this address through network or behavioral similarity

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

20 Related IPs
9.1/10 Avg Threat
56% Avg Confidence
20 High Threat
High-risk network: Majority of related IPs are flagged

Export & Firewall Rules

Download threat data or generate firewall rules to block this IP

JSON Report

Structured data format for integration with security tools and SIEM systems.

{
    "ip_address": "187.35.53.128",
    "threat_level": 10,
    "confidence_score": 38,
    "total_reports": 3,
    "country_code": "BR",
    "isp_name": "TELEFONICA BRASIL S.A",
    "asn": "27699",
    "first_reported": "2026-09-16 21:40:32",
    "last_reported": "2026-09-16 22:01:01",
    "exported_at": "2026-10-01T06:40:25+02:00",
    "source": "https://reportedip.com/ip/187.35.53.128/"
}

GDPR Compliant: Exports contain only IP-related threat data. No personal information or reporter details are included.