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: Romania

Internet Service Provider: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
IP Type Details Datetime
2.57.121.104 attack
[N10.H2.VM2] Port Scanner Detected Blocked by UFW
2020-10-14 09:04:46
2.57.121.19 attack
Lines containing failures of 2.57.121.19
Oct  7 12:37:11 nextcloud sshd[23963]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=2.57.121.19  user=r.r
Oct  7 12:37:13 nextcloud sshd[23963]: Failed password for r.r from 2.57.121.19 port 47782 ssh2
Oct  7 12:37:13 nextcloud sshd[23963]: Received disconnect from 2.57.121.19 port 47782:11: Bye Bye [preauth]
Oct  7 12:37:13 nextcloud sshd[23963]: Disconnected from authenticating user r.r 2.57.121.19 port 47782 [preauth]
Oct  7 12:53:35 nextcloud sshd[26770]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=2.57.121.19  user=r.r
Oct  7 12:53:37 nextcloud sshd[26770]: Failed password for r.r from 2.57.121.19 port 38478 ssh2
Oct  7 12:53:37 nextcloud sshd[26770]: Received disconnect from 2.57.121.19 port 38478:11: Bye Bye [preauth]
Oct  7 12:53:37 nextcloud sshd[26770]: Disconnected from authenticating user r.r 2.57.121.19 port 38478 [preauth]
Oct  7 1........
------------------------------
2020-10-12 02:05:01
2.57.121.19 attack
Lines containing failures of 2.57.121.19
Oct  7 12:37:11 nextcloud sshd[23963]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=2.57.121.19  user=r.r
Oct  7 12:37:13 nextcloud sshd[23963]: Failed password for r.r from 2.57.121.19 port 47782 ssh2
Oct  7 12:37:13 nextcloud sshd[23963]: Received disconnect from 2.57.121.19 port 47782:11: Bye Bye [preauth]
Oct  7 12:37:13 nextcloud sshd[23963]: Disconnected from authenticating user r.r 2.57.121.19 port 47782 [preauth]
Oct  7 12:53:35 nextcloud sshd[26770]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=2.57.121.19  user=r.r
Oct  7 12:53:37 nextcloud sshd[26770]: Failed password for r.r from 2.57.121.19 port 38478 ssh2
Oct  7 12:53:37 nextcloud sshd[26770]: Received disconnect from 2.57.121.19 port 38478:11: Bye Bye [preauth]
Oct  7 12:53:37 nextcloud sshd[26770]: Disconnected from authenticating user r.r 2.57.121.19 port 38478 [preauth]
Oct  7 1........
------------------------------
2020-10-11 17:54:25
2.57.121.19 attackbotsspam
Oct 10 13:42:24 pixelmemory sshd[3235053]: Failed password for root from 2.57.121.19 port 57924 ssh2
Oct 10 13:44:08 pixelmemory sshd[3252791]: Invalid user abc1234 from 2.57.121.19 port 51694
Oct 10 13:44:08 pixelmemory sshd[3252791]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=2.57.121.19 
Oct 10 13:44:08 pixelmemory sshd[3252791]: Invalid user abc1234 from 2.57.121.19 port 51694
Oct 10 13:44:10 pixelmemory sshd[3252791]: Failed password for invalid user abc1234 from 2.57.121.19 port 51694 ssh2
...
2020-10-11 04:45:09
2.57.121.19 attackbots
Oct 10 08:18:16 firewall sshd[19785]: Failed password for root from 2.57.121.19 port 33660 ssh2
Oct 10 08:21:57 firewall sshd[19834]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=2.57.121.19  user=root
Oct 10 08:21:59 firewall sshd[19834]: Failed password for root from 2.57.121.19 port 40284 ssh2
...
2020-10-10 20:44:24
2.57.121.19 attackspam
Lines containing failures of 2.57.121.19
Oct  7 12:37:11 nextcloud sshd[23963]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=2.57.121.19  user=r.r
Oct  7 12:37:13 nextcloud sshd[23963]: Failed password for r.r from 2.57.121.19 port 47782 ssh2
Oct  7 12:37:13 nextcloud sshd[23963]: Received disconnect from 2.57.121.19 port 47782:11: Bye Bye [preauth]
Oct  7 12:37:13 nextcloud sshd[23963]: Disconnected from authenticating user r.r 2.57.121.19 port 47782 [preauth]
Oct  7 12:53:35 nextcloud sshd[26770]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=2.57.121.19  user=r.r
Oct  7 12:53:37 nextcloud sshd[26770]: Failed password for r.r from 2.57.121.19 port 38478 ssh2
Oct  7 12:53:37 nextcloud sshd[26770]: Received disconnect from 2.57.121.19 port 38478:11: Bye Bye [preauth]
Oct  7 12:53:37 nextcloud sshd[26770]: Disconnected from authenticating user r.r 2.57.121.19 port 38478 [preauth]
Oct  7 1........
------------------------------
2020-10-09 01:30:56
2.57.121.19 attackspambots
Lines containing failures of 2.57.121.19
Oct  7 12:37:11 nextcloud sshd[23963]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=2.57.121.19  user=r.r
Oct  7 12:37:13 nextcloud sshd[23963]: Failed password for r.r from 2.57.121.19 port 47782 ssh2
Oct  7 12:37:13 nextcloud sshd[23963]: Received disconnect from 2.57.121.19 port 47782:11: Bye Bye [preauth]
Oct  7 12:37:13 nextcloud sshd[23963]: Disconnected from authenticating user r.r 2.57.121.19 port 47782 [preauth]
Oct  7 12:53:35 nextcloud sshd[26770]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=2.57.121.19  user=r.r
Oct  7 12:53:37 nextcloud sshd[26770]: Failed password for r.r from 2.57.121.19 port 38478 ssh2
Oct  7 12:53:37 nextcloud sshd[26770]: Received disconnect from 2.57.121.19 port 38478:11: Bye Bye [preauth]
Oct  7 12:53:37 nextcloud sshd[26770]: Disconnected from authenticating user r.r 2.57.121.19 port 38478 [preauth]
Oct  7 1........
------------------------------
2020-10-08 17:27:23
2.57.121.112 attack
Port scanning [4 denied]
2020-09-09 01:22:45
2.57.121.112 attack
Port scanning [4 denied]
2020-09-08 16:49:23
2.57.121.203 attackbots
Unauthorized connection attempt detected from IP address 2.57.121.203 to port 23
2020-07-22 22:08:19
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 2.57.121.55
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 26227
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;2.57.121.55.			IN	A

;; AUTHORITY SECTION:
.			530	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022020701 1800 900 604800 86400

;; Query time: 85 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Feb 08 05:45:25 CST 2022
;; MSG SIZE  rcvd: 104
Host info
55.121.57.2.in-addr.arpa domain name pointer smtp55.kcmoa.com.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
55.121.57.2.in-addr.arpa	name = smtp55.kcmoa.com.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
106.13.175.9 attackbotsspam
Apr 28 14:26:57 h2779839 sshd[8185]: Invalid user alan from 106.13.175.9 port 44144
Apr 28 14:26:57 h2779839 sshd[8185]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.175.9
Apr 28 14:26:57 h2779839 sshd[8185]: Invalid user alan from 106.13.175.9 port 44144
Apr 28 14:26:59 h2779839 sshd[8185]: Failed password for invalid user alan from 106.13.175.9 port 44144 ssh2
Apr 28 14:30:55 h2779839 sshd[8202]: Invalid user cacti from 106.13.175.9 port 41890
Apr 28 14:30:55 h2779839 sshd[8202]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.175.9
Apr 28 14:30:55 h2779839 sshd[8202]: Invalid user cacti from 106.13.175.9 port 41890
Apr 28 14:30:57 h2779839 sshd[8202]: Failed password for invalid user cacti from 106.13.175.9 port 41890 ssh2
Apr 28 14:35:13 h2779839 sshd[8241]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.175.9  user=root
Apr 28 14:35:16 h2
...
2020-04-28 20:36:43
193.17.7.199 attackbotsspam
SpamScore above: 10.0
2020-04-28 20:26:34
66.240.236.119 attackspambots
623/udp 503/tcp 9943/tcp...
[2020-02-27/04-28]197pkt,132pt.(tcp),19pt.(udp)
2020-04-28 19:56:52
112.85.42.178 attack
Apr 28 14:26:13 mail sshd[30042]: Failed password for root from 112.85.42.178 port 27550 ssh2
Apr 28 14:26:17 mail sshd[30042]: Failed password for root from 112.85.42.178 port 27550 ssh2
Apr 28 14:26:20 mail sshd[30042]: Failed password for root from 112.85.42.178 port 27550 ssh2
Apr 28 14:26:23 mail sshd[30042]: Failed password for root from 112.85.42.178 port 27550 ssh2
2020-04-28 20:28:07
101.51.14.214 attackspam
Unauthorized connection attempt from IP address 101.51.14.214 on Port 445(SMB)
2020-04-28 20:14:52
157.230.127.240 attack
Apr 28 14:10:24 server sshd[15716]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.127.240
Apr 28 14:10:26 server sshd[15716]: Failed password for invalid user onkar from 157.230.127.240 port 58998 ssh2
Apr 28 14:15:10 server sshd[16184]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.127.240
...
2020-04-28 20:31:39
202.171.78.156 attackspam
Brute force attempt
2020-04-28 20:15:24
158.140.171.33 attack
Unauthorized connection attempt from IP address 158.140.171.33 on Port 445(SMB)
2020-04-28 20:01:28
114.44.53.63 attack
Attempted connection to port 445.
2020-04-28 20:13:58
118.70.171.120 attack
Unauthorized connection attempt from IP address 118.70.171.120 on Port 445(SMB)
2020-04-28 20:24:10
120.92.119.90 attack
Invalid user ekta from 120.92.119.90 port 9352
2020-04-28 20:03:23
14.239.99.95 attackspam
Unauthorized connection attempt from IP address 14.239.99.95 on Port 445(SMB)
2020-04-28 20:17:23
165.84.180.12 attackbots
2020-04-28T07:18:51.758491vps751288.ovh.net sshd\[16929\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=165084180012.ctinets.com  user=root
2020-04-28T07:18:54.155053vps751288.ovh.net sshd\[16929\]: Failed password for root from 165.84.180.12 port 51542 ssh2
2020-04-28T07:18:56.416252vps751288.ovh.net sshd\[16931\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=165084180012.ctinets.com  user=root
2020-04-28T07:18:58.505180vps751288.ovh.net sshd\[16931\]: Failed password for root from 165.84.180.12 port 58336 ssh2
2020-04-28T07:19:00.743220vps751288.ovh.net sshd\[16933\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=165084180012.ctinets.com  user=root
2020-04-28 20:08:36
83.234.206.200 attack
83.234.206.200 has been banned for [spam]
...
2020-04-28 20:32:40
220.119.188.242 attackbots
Unauthorized connection attempt detected from IP address 220.119.188.242 to port 23
2020-04-28 19:57:05

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