Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: unknown

Region: unknown

Country: Brazil

Internet Service Provider: G4Net Provedores Ltda ME

Hostname: unknown

Organization: unknown

Usage Type: Commercial

Comments:
Type Details Datetime
attack
Aug 27 13:30:10 mail.srvfarm.net postfix/smtps/smtpd[1566723]: warning: unknown[45.239.142.154]: SASL PLAIN authentication failed: 
Aug 27 13:30:10 mail.srvfarm.net postfix/smtps/smtpd[1566723]: lost connection after AUTH from unknown[45.239.142.154]
Aug 27 13:31:43 mail.srvfarm.net postfix/smtpd[1566886]: warning: unknown[45.239.142.154]: SASL PLAIN authentication failed: 
Aug 27 13:31:44 mail.srvfarm.net postfix/smtpd[1566886]: lost connection after AUTH from unknown[45.239.142.154]
Aug 27 13:37:56 mail.srvfarm.net postfix/smtps/smtpd[1567419]: warning: unknown[45.239.142.154]: SASL PLAIN authentication failed:
2020-08-28 09:36:59
Comments on same subnet:
IP Type Details Datetime
45.239.142.51 attack
Brute force attempt
2020-09-01 04:07:40
45.239.142.184 attackspam
$f2bV_matches
2020-08-19 18:47:54
45.239.142.51 attackspam
Attempted Brute Force (dovecot)
2020-08-14 08:31:48
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 45.239.142.154
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 20143
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;45.239.142.154.			IN	A

;; AUTHORITY SECTION:
.			222	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020082702 1800 900 604800 86400

;; Query time: 65 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Aug 28 09:36:56 CST 2020
;; MSG SIZE  rcvd: 118
Host info
Host 154.142.239.45.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 154.142.239.45.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
104.236.25.157 attackbotsspam
Jun 28 07:17:46 vpn01 sshd\[27615\]: Invalid user rafael from 104.236.25.157
Jun 28 07:17:46 vpn01 sshd\[27615\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.236.25.157
Jun 28 07:17:48 vpn01 sshd\[27615\]: Failed password for invalid user rafael from 104.236.25.157 port 56602 ssh2
2019-06-28 14:01:33
218.61.16.148 attackbotsspam
CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2019-06-28 14:19:24
125.64.94.201 attack
CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2019-06-28 14:30:33
210.17.195.138 attackbotsspam
Jun 28 12:15:05 itv-usvr-01 sshd[14351]: Invalid user citrix from 210.17.195.138
Jun 28 12:15:05 itv-usvr-01 sshd[14351]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.17.195.138
Jun 28 12:15:05 itv-usvr-01 sshd[14351]: Invalid user citrix from 210.17.195.138
Jun 28 12:15:08 itv-usvr-01 sshd[14351]: Failed password for invalid user citrix from 210.17.195.138 port 40694 ssh2
Jun 28 12:17:39 itv-usvr-01 sshd[14538]: Invalid user lab from 210.17.195.138
2019-06-28 14:09:20
168.205.110.230 attack
SMTP-sasl brute force
...
2019-06-28 14:10:59
54.38.241.171 attackbotsspam
Jun 28 07:15:12 tux-35-217 sshd\[13849\]: Invalid user julian from 54.38.241.171 port 43554
Jun 28 07:15:12 tux-35-217 sshd\[13849\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.241.171
Jun 28 07:15:14 tux-35-217 sshd\[13849\]: Failed password for invalid user julian from 54.38.241.171 port 43554 ssh2
Jun 28 07:17:33 tux-35-217 sshd\[13856\]: Invalid user terrariaserver from 54.38.241.171 port 33122
Jun 28 07:17:33 tux-35-217 sshd\[13856\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.241.171
...
2019-06-28 14:12:49
191.232.54.111 attackspam
Drupal Core Remote Code Execution Vulnerability, PTR: PTR record not found
2019-06-28 14:36:49
188.165.140.127 attackbots
WordPress login Brute force / Web App Attack on client site.
2019-06-28 14:39:52
185.14.68.66 attackspam
[portscan] Port scan
2019-06-28 13:59:13
183.136.213.97 attackspambots
CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2019-06-28 14:18:32
46.17.47.202 attackspambots
CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2019-06-28 14:24:11
187.17.166.214 attackbotsspam
Jun 28 09:12:25 hosting sshd[21464]: Invalid user bukkit from 187.17.166.214 port 45049
Jun 28 09:12:25 hosting sshd[21464]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.17.166.214
Jun 28 09:12:25 hosting sshd[21464]: Invalid user bukkit from 187.17.166.214 port 45049
Jun 28 09:12:28 hosting sshd[21464]: Failed password for invalid user bukkit from 187.17.166.214 port 45049 ssh2
Jun 28 09:15:00 hosting sshd[21658]: Invalid user aster from 187.17.166.214 port 56906
...
2019-06-28 14:29:08
59.36.173.179 attackbots
Jun 28 06:03:52 localhost sshd\[19578\]: Invalid user mailnull from 59.36.173.179 port 58366
Jun 28 06:03:52 localhost sshd\[19578\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.36.173.179
Jun 28 06:03:54 localhost sshd\[19578\]: Failed password for invalid user mailnull from 59.36.173.179 port 58366 ssh2
...
2019-06-28 14:38:58
220.164.2.99 attackspam
Brute force attempt
2019-06-28 14:38:24
139.59.150.146 attackspambots
CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2019-06-28 14:09:54

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