45.167.152.84

Neutral Activity There is no recent abuse activity, or the IP address is whitelisted.
Abuse Confidence Score
0% Low Risk
167 reports
88 reporters · latest 8 months ago
ISP
Optfiber Telecomunicações Eirelli
Usage Type
Fixed Line ISP
ASN
AS268013
Hostname(s)
45-167-152-84.optfiber.com.br
Domain Name
optfiber.com.br
Country
🇧🇷 Brazil
City
Cajamar, Sao Paulo
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No reports in the last 60 days

45.167.152.84 has been reported 167 times. The most recent report is from .

The full history is preserved below and remains searchable. A 0% score reflects the absence of recent activity, but this is not a guarantee that earlier reports were invalid. Abuse confidence score decays, naturally, over time, when the abusive activity stops.

Abuse Reports

Total reports
167 from 88 distinct reporters
First reported
Most recent report
Reporter IoA Timestamp (UTC) Comment Categories
🇩🇪 Paul Smith
Email Auth Brute force attack 8/8 in last day
Brute-Force
🇦🇷 Turu
DDoS attack + email spoofing + phishing + malware delivery targeting SMTP mail server (TCP/25). Multiple connection attempts detected. Detected on 2026-02-19, Buenos Aires, Argentina.
DDoS Attack Open Proxy Email Spam Port Scan Brute-Force
🇹🇷 rtbh.com.tr
list.rtbh.com.tr report: tcp/0
Brute-Force
🇮🇹 VHosting
Detected mail brute force attack from 4 different servers
Brute-Force
🇫🇷 starhelix
SSH login on honeypot.
Brute-Force SSH
🇩🇪 DocNetzwerk
(smtpauth) Failed SMTP AUTH login from 45.167.152.84 (BR/Brazil/45-167-152-84.optfiber.com.br)
Brute-Force
🇩🇪 defkev
Brute-Force SSH
🇩🇪 enjoyably
This IP was detected by CrowdSec triggering crowdsecurity/ssh-bf
SSH Brute-Force
🇬🇧 Yosi
RdpGuard detected brute-force attempt on SMTP
Brute-Force
🇰🇷 Woodie
Brute-Force SSH
🇬🇧 Aetherweb Ark
45.167.152.84 (BR/Brazil/45-167-152-84.optfiber.com.br), N distributed smtpauth attacks on account in the last X secs
Brute-Force
🇩🇪 Paul Smith
Email Auth Brute force attack 10/10 in last day
Brute-Force
🇸🇪 triplecode
Reported from hMailServer
Hacking
🇮🇹 main.ows
Feb 18 19:25:15 main postfix/smtpd[297466]: warning: unknown[45.167.152.84]: SASL LOGIN authentication failed: authentication failure, sasl_username=recruitment ...
Phishing Email Spam
🇧🇾 lns.bz
SSH bruteforce [BY]
SSH

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