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
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
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
45.6.27.147 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
45.6.27.147 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 <<>> 45.6.27.249
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 25795
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			303	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020061600 1800 900 604800 86400

;; Query time: 111 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Jun 16 15:48:58 CST 2020
;; MSG SIZE  rcvd: 115
Host info
Host 249.27.6.45.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 249.27.6.45.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
89.248.171.185 attackspam
Mar 28 04:54:59 web1 postfix/smtpd\[31168\]: warning: unknown\[89.248.171.185\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Mar 28 04:54:59 web1 postfix/smtpd\[31166\]: warning: unknown\[89.248.171.185\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Mar 28 04:55:04 web1 postfix/smtpd\[31174\]: warning: unknown\[89.248.171.185\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Mar 28 04:55:04 web1 postfix/smtpd\[31175\]: warning: unknown\[89.248.171.185\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-03-28 12:33:48
76.98.155.215 attack
frenzy
2020-03-28 12:24:55
82.137.201.70 attackbotsspam
2020-03-28T04:08:36.492454shield sshd\[26044\]: Invalid user kkp from 82.137.201.70 port 37571
2020-03-28T04:08:36.496330shield sshd\[26044\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.137.201.70
2020-03-28T04:08:38.233919shield sshd\[26044\]: Failed password for invalid user kkp from 82.137.201.70 port 37571 ssh2
2020-03-28T04:13:41.054470shield sshd\[26970\]: Invalid user wnk from 82.137.201.70 port 43341
2020-03-28T04:13:41.063852shield sshd\[26970\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.137.201.70
2020-03-28 12:24:11
176.31.102.37 attackspam
no
2020-03-28 12:20:11
195.69.222.169 attackspambots
$f2bV_matches
2020-03-28 12:11:42
148.70.223.29 attackbotsspam
Mar 28 04:55:47 ourumov-web sshd\[28210\]: Invalid user zyu from 148.70.223.29 port 60828
Mar 28 04:55:47 ourumov-web sshd\[28210\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.223.29
Mar 28 04:55:49 ourumov-web sshd\[28210\]: Failed password for invalid user zyu from 148.70.223.29 port 60828 ssh2
...
2020-03-28 12:01:23
51.75.29.61 attackbots
Mar 28 05:08:44 legacy sshd[9680]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.75.29.61
Mar 28 05:08:46 legacy sshd[9680]: Failed password for invalid user ianf from 51.75.29.61 port 39594 ssh2
Mar 28 05:12:12 legacy sshd[9755]: Failed password for man from 51.75.29.61 port 52580 ssh2
...
2020-03-28 12:12:32
89.145.146.151 attack
Icarus honeypot on github
2020-03-28 12:17:16
94.138.208.158 attack
Mar 28 05:10:03 vps sshd[375983]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.138.208.158  user=operator
Mar 28 05:10:05 vps sshd[375983]: Failed password for operator from 94.138.208.158 port 38114 ssh2
Mar 28 05:13:37 vps sshd[398514]: Invalid user chd from 94.138.208.158 port 51420
Mar 28 05:13:37 vps sshd[398514]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=94.138.208.158
Mar 28 05:13:39 vps sshd[398514]: Failed password for invalid user chd from 94.138.208.158 port 51420 ssh2
...
2020-03-28 12:19:16
205.185.121.155 attackspambots
Mar 27 20:55:47 mockhub sshd[25434]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=205.185.121.155
Mar 27 20:55:50 mockhub sshd[25434]: Failed password for invalid user ild from 205.185.121.155 port 52530 ssh2
...
2020-03-28 12:00:13
111.230.248.93 attack
Mar 28 04:54:57 * sshd[8187]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=111.230.248.93
Mar 28 04:54:59 * sshd[8187]: Failed password for invalid user cmf from 111.230.248.93 port 35784 ssh2
2020-03-28 12:38:12
158.69.241.225 attackspambots
Abusive scraper - 100s of attacks. OVH disappoints yet again.
2020-03-28 12:17:47
45.133.99.5 attackspambots
[MK-VM1] Blocked by UFW
2020-03-28 12:24:33
110.138.149.241 attackbotsspam
Attempt to attack host OS, exploiting network vulnerabilities, on 28-03-2020 03:55:08.
2020-03-28 12:31:48
42.116.168.103 attackspam
Attempt to attack host OS, exploiting network vulnerabilities, on 28-03-2020 03:55:10.
2020-03-28 12:28:15

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