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: Daltony Carlos Tavares Caetano Munhoz ME

Hostname: unknown

Organization: unknown

Usage Type: Commercial

Comments:
Type Details Datetime
attackbots
Brute force attempt
2020-06-24 06:32:07
attackspam
(BR/Brazil/-) SMTP Bruteforcing attempts
2020-06-05 12:57:40
Comments on same subnet:
IP Type Details Datetime
45.6.27.193 attackbotsspam
SMTP Brute Force attempt
2020-09-01 08:31:56
45.6.27.165 attackspambots
Aug 27 06:09:08 mail.srvfarm.net postfix/smtpd[1379979]: warning: unknown[45.6.27.165]: SASL PLAIN authentication failed: 
Aug 27 06:09:08 mail.srvfarm.net postfix/smtpd[1379979]: lost connection after AUTH from unknown[45.6.27.165]
Aug 27 06:15:20 mail.srvfarm.net postfix/smtpd[1379984]: warning: unknown[45.6.27.165]: SASL PLAIN authentication failed: 
Aug 27 06:15:20 mail.srvfarm.net postfix/smtpd[1379984]: lost connection after AUTH from unknown[45.6.27.165]
Aug 27 06:15:58 mail.srvfarm.net postfix/smtpd[1383272]: warning: unknown[45.6.27.165]: SASL PLAIN authentication failed:
2020-08-28 07:16:48
45.6.27.192 attack
Aug 22 15:55:34 mail.srvfarm.net postfix/smtpd[2319740]: warning: unknown[45.6.27.192]: SASL PLAIN authentication failed: 
Aug 22 15:55:34 mail.srvfarm.net postfix/smtpd[2319740]: lost connection after AUTH from unknown[45.6.27.192]
Aug 22 15:56:10 mail.srvfarm.net postfix/smtpd[2321913]: warning: unknown[45.6.27.192]: SASL PLAIN authentication failed: 
Aug 22 15:56:11 mail.srvfarm.net postfix/smtpd[2321913]: lost connection after AUTH from unknown[45.6.27.192]
Aug 22 15:59:12 mail.srvfarm.net postfix/smtpd[2321919]: warning: unknown[45.6.27.192]: SASL PLAIN authentication failed:
2020-08-24 00:24:32
45.6.27.242 attackbotsspam
Attempted Brute Force (dovecot)
2020-08-19 18:40:12
45.6.27.242 attackbots
Aug 14 23:40:14 mail.srvfarm.net postfix/smtpd[736663]: warning: unknown[45.6.27.242]: SASL PLAIN authentication failed: 
Aug 14 23:40:15 mail.srvfarm.net postfix/smtpd[736663]: lost connection after AUTH from unknown[45.6.27.242]
Aug 14 23:43:03 mail.srvfarm.net postfix/smtpd[738025]: warning: unknown[45.6.27.242]: SASL PLAIN authentication failed: 
Aug 14 23:43:04 mail.srvfarm.net postfix/smtpd[738025]: lost connection after AUTH from unknown[45.6.27.242]
Aug 14 23:47:18 mail.srvfarm.net postfix/smtpd[735694]: warning: unknown[45.6.27.242]: SASL PLAIN authentication failed:
2020-08-15 17:25:45
45.6.27.250 attackspambots
Distributed brute force attack
2020-07-31 16:44:00
45.6.27.252 attackspam
Jul 16 05:06:06 mail.srvfarm.net postfix/smtps/smtpd[685693]: warning: unknown[45.6.27.252]: SASL PLAIN authentication failed: 
Jul 16 05:06:07 mail.srvfarm.net postfix/smtps/smtpd[685693]: lost connection after AUTH from unknown[45.6.27.252]
Jul 16 05:10:00 mail.srvfarm.net postfix/smtps/smtpd[686166]: warning: unknown[45.6.27.252]: SASL PLAIN authentication failed: 
Jul 16 05:10:01 mail.srvfarm.net postfix/smtps/smtpd[686166]: lost connection after AUTH from unknown[45.6.27.252]
Jul 16 05:15:18 mail.srvfarm.net postfix/smtpd[700172]: warning: unknown[45.6.27.252]: SASL PLAIN authentication failed:
2020-07-16 16:17:10
45.6.27.211 attackbotsspam
Unauthorized connection attempt from IP address 45.6.27.211 on port 587
2020-07-08 11:06:12
45.6.27.244 attack
(BR/Brazil/-) SMTP Bruteforcing attempts
2020-06-19 13:21:51
45.6.27.249 attackspam
Jun 16 05:30:58 mail.srvfarm.net postfix/smtps/smtpd[956697]: warning: unknown[45.6.27.249]: SASL PLAIN authentication failed: 
Jun 16 05:30:58 mail.srvfarm.net postfix/smtps/smtpd[956697]: lost connection after AUTH from unknown[45.6.27.249]
Jun 16 05:31:26 mail.srvfarm.net postfix/smtpd[921415]: warning: unknown[45.6.27.249]: SASL PLAIN authentication failed: 
Jun 16 05:31:26 mail.srvfarm.net postfix/smtpd[921415]: lost connection after AUTH from unknown[45.6.27.249]
Jun 16 05:39:10 mail.srvfarm.net postfix/smtps/smtpd[937456]: warning: unknown[45.6.27.249]: SASL PLAIN authentication failed:
2020-06-16 15:49:02
45.6.27.248 attackbots
(BR/Brazil/-) SMTP Bruteforcing attempts
2020-06-05 12:53:03
45.6.27.171 attack
Jul 15 08:19:09 rigel postfix/smtpd[32407]: connect from unknown[45.6.27.171]
Jul 15 08:19:14 rigel postfix/smtpd[32407]: warning: unknown[45.6.27.171]: SASL CRAM-MD5 authentication failed: authentication failure
Jul 15 08:19:14 rigel postfix/smtpd[32407]: warning: unknown[45.6.27.171]: SASL PLAIN authentication failed: authentication failure
Jul 15 08:19:16 rigel postfix/smtpd[32407]: warning: unknown[45.6.27.171]: SASL LOGIN authentication failed: authentication failure


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=45.6.27.171
2019-07-15 18:39:11
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 45.6.27.147
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 21993
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			191	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020060401 1800 900 604800 86400

;; Query time: 94 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Jun 05 12:57:34 CST 2020
;; MSG SIZE  rcvd: 115
Host info
Host 147.27.6.45.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 147.27.6.45.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
179.125.62.112 attackspam
(BR/Brazil/-) SMTP Bruteforcing attempts
2020-09-18 08:13:34
78.25.112.115 attack
Unauthorized connection attempt from IP address 78.25.112.115 on Port 445(SMB)
2020-09-18 12:06:19
89.19.180.87 attackspambots
Unauthorized connection attempt from IP address 89.19.180.87 on Port 445(SMB)
2020-09-18 12:03:34
45.232.64.212 attackbots
Sep 17 18:39:53 mail.srvfarm.net postfix/smtpd[157365]: warning: unknown[45.232.64.212]: SASL PLAIN authentication failed: 
Sep 17 18:39:53 mail.srvfarm.net postfix/smtpd[157365]: lost connection after AUTH from unknown[45.232.64.212]
Sep 17 18:43:44 mail.srvfarm.net postfix/smtps/smtpd[159173]: warning: unknown[45.232.64.212]: SASL PLAIN authentication failed: 
Sep 17 18:43:44 mail.srvfarm.net postfix/smtps/smtpd[159173]: lost connection after AUTH from unknown[45.232.64.212]
Sep 17 18:49:02 mail.srvfarm.net postfix/smtpd[161687]: warning: unknown[45.232.64.212]: SASL PLAIN authentication failed:
2020-09-18 08:07:30
66.248.205.175 attackbotsspam
spam
2020-09-18 12:06:59
115.99.104.126 attackbots
port scan and connect, tcp 23 (telnet)
2020-09-18 08:17:48
69.70.68.42 attack
frenzy
2020-09-18 12:15:49
213.6.65.174 attackbotsspam
Unauthorized connection attempt from IP address 213.6.65.174 on Port 445(SMB)
2020-09-18 12:08:18
181.129.145.235 attackspambots
Unauthorized connection attempt from IP address 181.129.145.235 on Port 445(SMB)
2020-09-18 12:07:39
116.49.215.189 attackspam
Sep 18 02:06:35 ssh2 sshd[89122]: User root from n11649215189.netvigator.com not allowed because not listed in AllowUsers
Sep 18 02:06:35 ssh2 sshd[89122]: Failed password for invalid user root from 116.49.215.189 port 49866 ssh2
Sep 18 02:06:35 ssh2 sshd[89122]: Connection closed by invalid user root 116.49.215.189 port 49866 [preauth]
...
2020-09-18 12:11:36
168.0.148.174 attackspam
Unauthorized connection attempt from IP address 168.0.148.174 on Port 445(SMB)
2020-09-18 12:06:46
111.202.211.10 attackbotsspam
2020-09-17T21:50:29.5805131495-001 sshd[46796]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.202.211.10  user=root
2020-09-17T21:50:31.7701761495-001 sshd[46796]: Failed password for root from 111.202.211.10 port 57030 ssh2
2020-09-17T21:53:32.5540101495-001 sshd[46997]: Invalid user build_nms from 111.202.211.10 port 43644
2020-09-17T21:53:32.5571651495-001 sshd[46997]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.202.211.10
2020-09-17T21:53:32.5540101495-001 sshd[46997]: Invalid user build_nms from 111.202.211.10 port 43644
2020-09-17T21:53:34.1998111495-001 sshd[46997]: Failed password for invalid user build_nms from 111.202.211.10 port 43644 ssh2
...
2020-09-18 12:14:53
1.36.85.246 attackspam
Sep 17 20:19:18 ssh2 sshd[86258]: User root from 1-36-85-246.static.netvigator.com not allowed because not listed in AllowUsers
Sep 17 20:19:18 ssh2 sshd[86258]: Failed password for invalid user root from 1.36.85.246 port 37913 ssh2
Sep 17 20:19:18 ssh2 sshd[86258]: Connection closed by invalid user root 1.36.85.246 port 37913 [preauth]
...
2020-09-18 12:20:49
138.255.11.199 attack
Sep 17 18:43:43 mail.srvfarm.net postfix/smtps/smtpd[162813]: warning: unknown[138.255.11.199]: SASL PLAIN authentication failed: 
Sep 17 18:43:43 mail.srvfarm.net postfix/smtps/smtpd[162813]: lost connection after AUTH from unknown[138.255.11.199]
Sep 17 18:48:02 mail.srvfarm.net postfix/smtpd[163115]: warning: unknown[138.255.11.199]: SASL PLAIN authentication failed: 
Sep 17 18:48:02 mail.srvfarm.net postfix/smtpd[163115]: lost connection after AUTH from unknown[138.255.11.199]
Sep 17 18:52:10 mail.srvfarm.net postfix/smtpd[163481]: warning: unknown[138.255.11.199]: SASL PLAIN authentication failed:
2020-09-18 08:03:44
31.142.61.155 attack
1600362142 - 09/17/2020 19:02:22 Host: 31.142.61.155/31.142.61.155 Port: 445 TCP Blocked
2020-09-18 12:16:41

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