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: Meganet Telecom

Hostname: unknown

Organization: unknown

Usage Type: Fixed Line ISP

Comments:
Type Details Datetime
attackbotsspam
Jul 15 08:15:38 rigel postfix/smtpd[31991]: warning: hostname 45-236-75-140.meganet.com.br does not resolve to address 45.236.75.140: Name or service not known
Jul 15 08:15:38 rigel postfix/smtpd[31991]: connect from unknown[45.236.75.140]
Jul 15 08:15:42 rigel postfix/smtpd[31991]: warning: unknown[45.236.75.140]: SASL CRAM-MD5 authentication failed: authentication failure
Jul 15 08:15:42 rigel postfix/smtpd[31991]: warning: unknown[45.236.75.140]: SASL PLAIN authentication failed: authentication failure
Jul 15 08:15:44 rigel postfix/smtpd[31991]: warning: unknown[45.236.75.140]: SASL LOGIN authentication failed: authentication failure


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=45.236.75.140
2019-07-15 18:21:12
Comments on same subnet:
IP Type Details Datetime
45.236.75.22 attackbots
(smtpauth) Failed SMTP AUTH login from 45.236.75.22 (BR/Brazil/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-08-28 16:38:11 plain authenticator failed for ([45.236.75.22]) [45.236.75.22]: 535 Incorrect authentication data (set_id=info@atlaspumpsepahan.com)
2020-08-28 22:00:04
45.236.75.64 attackspambots
(BR/Brazil/-) SMTP Bruteforcing attempts
2020-06-05 13:06:12
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 45.236.75.140
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 11889
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019071500 1800 900 604800 86400

;; Query time: 4 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Mon Jul 15 18:21:01 CST 2019
;; MSG SIZE  rcvd: 117
Host info
140.75.236.45.in-addr.arpa domain name pointer 45-236-75-140.meganet.com.br.
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

Non-authoritative answer:
140.75.236.45.in-addr.arpa	name = 45-236-75-140.meganet.com.br.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
42.7.75.71 attack
MultiHost/MultiPort Probe, Scan, Hack -
2019-08-27 01:40:48
198.143.155.138 attackbotsspam
Honeypot hit.
2019-08-27 01:31:49
177.7.217.57 attackbotsspam
Aug 26 15:15:58 debian sshd\[6774\]: Invalid user nagios from 177.7.217.57 port 51090
Aug 26 15:15:58 debian sshd\[6774\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.7.217.57
...
2019-08-27 01:50:39
23.129.64.169 attackspambots
Aug 26 17:54:52 MK-Soft-VM6 sshd\[20795\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=23.129.64.169  user=sshd
Aug 26 17:54:54 MK-Soft-VM6 sshd\[20795\]: Failed password for sshd from 23.129.64.169 port 47917 ssh2
Aug 26 17:54:57 MK-Soft-VM6 sshd\[20795\]: Failed password for sshd from 23.129.64.169 port 47917 ssh2
...
2019-08-27 02:03:34
118.127.10.152 attackbots
2019-07-20 06:48:09,988 fail2ban.actions        [753]: NOTICE  [sshd] Ban 118.127.10.152
2019-07-20 09:58:30,770 fail2ban.actions        [753]: NOTICE  [sshd] Ban 118.127.10.152
2019-07-20 13:04:56,351 fail2ban.actions        [753]: NOTICE  [sshd] Ban 118.127.10.152
...
2019-08-27 01:40:31
89.46.235.200 attackspam
Sending SPAM email
2019-08-27 01:46:16
88.26.252.74 attackspam
Unauthorized connection attempt from IP address 88.26.252.74 on Port 445(SMB)
2019-08-27 01:18:54
45.112.126.121 attackspambots
MultiHost/MultiPort Probe, Scan, Hack -
2019-08-27 02:01:03
42.115.76.156 attackspam
MultiHost/MultiPort Probe, Scan, Hack -
2019-08-27 01:11:36
82.102.16.198 attack
0,44-02/02 [bc01/m40] concatform PostRequest-Spammer scoring: vicolnet
2019-08-27 01:55:41
61.244.186.37 attackbots
Aug 26 16:46:15 MK-Soft-VM7 sshd\[26464\]: Invalid user wyzykiewicz from 61.244.186.37 port 39189
Aug 26 16:46:15 MK-Soft-VM7 sshd\[26464\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.244.186.37
Aug 26 16:46:16 MK-Soft-VM7 sshd\[26464\]: Failed password for invalid user wyzykiewicz from 61.244.186.37 port 39189 ssh2
...
2019-08-27 02:09:21
106.104.172.25 attack
Caught in portsentry honeypot
2019-08-27 01:26:50
112.35.69.42 attackspambots
Aug 26 15:26:20 OPSO sshd\[17063\]: Invalid user ramon from 112.35.69.42 port 48548
Aug 26 15:26:20 OPSO sshd\[17063\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.35.69.42
Aug 26 15:26:22 OPSO sshd\[17063\]: Failed password for invalid user ramon from 112.35.69.42 port 48548 ssh2
Aug 26 15:35:43 OPSO sshd\[18640\]: Invalid user ts3sleep from 112.35.69.42 port 56154
Aug 26 15:35:43 OPSO sshd\[18640\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.35.69.42
2019-08-27 01:23:07
109.244.96.201 attack
Aug 26 19:57:45 localhost sshd\[6796\]: Invalid user minecraft from 109.244.96.201 port 34470
Aug 26 19:57:45 localhost sshd\[6796\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=109.244.96.201
Aug 26 19:57:47 localhost sshd\[6796\]: Failed password for invalid user minecraft from 109.244.96.201 port 34470 ssh2
2019-08-27 02:01:50
185.65.135.180 attackbots
Aug 26 19:05:06 ks10 sshd[11811]: Failed none for invalid user sshd from 185.65.135.180 port 33228 ssh2
Aug 26 19:05:07 ks10 sshd[11811]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.65.135.180  user=sshd
...
2019-08-27 01:48:32

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