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
attackbotsspam
Attempted Brute Force (dovecot)
2020-08-19 18:40:12
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
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
45.6.27.250 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
45.6.27.147 attackbots
Brute force attempt
2020-06-24 06:32:07
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
45.6.27.147 attackspam
(BR/Brazil/-) SMTP Bruteforcing attempts
2020-06-05 12:57:40
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 <<>> 45.6.27.242
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 21428
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			255	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020081500 1800 900 604800 86400

;; Query time: 24 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Aug 15 17:25:42 CST 2020
;; MSG SIZE  rcvd: 115
Host info
Host 242.27.6.45.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 242.27.6.45.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
109.195.148.73 attackspam
Sep 23 10:26:05 firewall sshd[25730]: Invalid user mata from 109.195.148.73
Sep 23 10:26:08 firewall sshd[25730]: Failed password for invalid user mata from 109.195.148.73 port 48838 ssh2
Sep 23 10:29:47 firewall sshd[25818]: Invalid user jesse from 109.195.148.73
...
2020-09-23 23:14:51
177.1.249.144 attack
Sep 22 08:10:22 sip sshd[14746]: Failed password for root from 177.1.249.144 port 45406 ssh2
Sep 22 19:00:50 sip sshd[26694]: Failed password for root from 177.1.249.144 port 56790 ssh2
2020-09-23 23:20:16
106.13.136.8 attackbots
Fail2Ban Ban Triggered
2020-09-23 23:28:10
45.55.222.162 attackspambots
Invalid user frank from 45.55.222.162 port 48822
2020-09-23 23:30:53
106.13.173.137 attack
Sep 23 13:40:13 XXX sshd[38096]: Invalid user drcomadmin from 106.13.173.137 port 36570
2020-09-23 23:49:05
42.113.203.204 attackspam
Unauthorized connection attempt from IP address 42.113.203.204 on Port 445(SMB)
2020-09-23 23:14:01
51.210.40.91 attack
Cowrie Honeypot: 3 unauthorised SSH/Telnet login attempts between 2020-09-23T13:57:39Z and 2020-09-23T14:02:11Z
2020-09-23 23:21:03
120.131.13.186 attackspam
Invalid user test from 120.131.13.186 port 40102
2020-09-23 23:27:11
49.88.112.110 attackbots
Sep 23 22:21:44 webhost01 sshd[8016]: Failed password for root from 49.88.112.110 port 43699 ssh2
...
2020-09-23 23:51:48
184.70.244.67 attackbots
Sep 23 06:38:21 game-panel sshd[21828]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=184.70.244.67
Sep 23 06:38:23 game-panel sshd[21828]: Failed password for invalid user user from 184.70.244.67 port 44140 ssh2
Sep 23 06:42:23 game-panel sshd[26589]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=184.70.244.67
2020-09-23 23:51:24
213.149.103.132 attackspam
Automatically reported by fail2ban report script (mx1)
2020-09-23 23:29:25
14.29.210.146 attack
Sep 23 00:32:26 ajax sshd[18531]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.29.210.146 
Sep 23 00:32:27 ajax sshd[18531]: Failed password for invalid user neeraj from 14.29.210.146 port 57926 ssh2
2020-09-23 23:22:52
157.245.54.15 attackspam
Brute-force attempt banned
2020-09-23 23:45:56
129.226.160.128 attackspam
Invalid user paula from 129.226.160.128 port 41430
2020-09-23 23:29:45
104.207.139.92 attackbotsspam
Brute-Force,SSH
2020-09-23 23:35:24

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