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: None

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:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.57.144
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 9004
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.57.144.			IN	A

;; AUTHORITY SECTION:
.			177	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 57 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:30:17 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 144.57.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 144.57.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
201.251.147.120 attackbots
Jun 16 05:13:56 mail.srvfarm.net postfix/smtps/smtpd[909690]: warning: unknown[201.251.147.120]: SASL PLAIN authentication failed: 
Jun 16 05:13:58 mail.srvfarm.net postfix/smtps/smtpd[909690]: lost connection after AUTH from unknown[201.251.147.120]
Jun 16 05:15:53 mail.srvfarm.net postfix/smtps/smtpd[915909]: warning: unknown[201.251.147.120]: SASL PLAIN authentication failed: 
Jun 16 05:15:54 mail.srvfarm.net postfix/smtps/smtpd[915909]: lost connection after AUTH from unknown[201.251.147.120]
Jun 16 05:23:49 mail.srvfarm.net postfix/smtps/smtpd[938142]: warning: unknown[201.251.147.120]: SASL PLAIN authentication failed:
2020-06-16 16:27:02
213.235.88.84 attackbotsspam
Jun 16 05:12:06 mail.srvfarm.net postfix/smtpd[935946]: warning: unknown[213.235.88.84]: SASL PLAIN authentication failed: 
Jun 16 05:12:06 mail.srvfarm.net postfix/smtpd[935946]: lost connection after AUTH from unknown[213.235.88.84]
Jun 16 05:20:55 mail.srvfarm.net postfix/smtpd[921341]: lost connection after CONNECT from unknown[213.235.88.84]
Jun 16 05:21:49 mail.srvfarm.net postfix/smtpd[953477]: warning: unknown[213.235.88.84]: SASL PLAIN authentication failed: 
Jun 16 05:21:49 mail.srvfarm.net postfix/smtpd[953477]: lost connection after AUTH from unknown[213.235.88.84]
2020-06-16 16:25:32
221.11.51.162 attackspambots
2020-06-16T05:47:24.117849sd-86998 sshd[41861]: Invalid user tomcat from 221.11.51.162 port 33817
2020-06-16T05:47:24.122969sd-86998 sshd[41861]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=221.11.51.162
2020-06-16T05:47:24.117849sd-86998 sshd[41861]: Invalid user tomcat from 221.11.51.162 port 33817
2020-06-16T05:47:26.453807sd-86998 sshd[41861]: Failed password for invalid user tomcat from 221.11.51.162 port 33817 ssh2
2020-06-16T05:50:54.982241sd-86998 sshd[42317]: Invalid user dataadmin2 from 221.11.51.162 port 61340
...
2020-06-16 16:04:37
124.158.164.146 attackspambots
Jun 16 07:42:04 piServer sshd[10294]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.158.164.146 
Jun 16 07:42:07 piServer sshd[10294]: Failed password for invalid user lxy from 124.158.164.146 port 44286 ssh2
Jun 16 07:46:46 piServer sshd[10712]: Failed password for root from 124.158.164.146 port 52752 ssh2
...
2020-06-16 16:09:42
222.239.28.178 attackbotsspam
Jun 16 08:25:09 lnxweb61 sshd[16076]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.239.28.178
Jun 16 08:25:11 lnxweb61 sshd[16076]: Failed password for invalid user liukang from 222.239.28.178 port 43752 ssh2
Jun 16 08:28:00 lnxweb61 sshd[18494]: Failed password for root from 222.239.28.178 port 51156 ssh2
2020-06-16 16:04:06
87.246.7.74 attackspam
Jun 16 08:39:50 web01.agentur-b-2.de postfix/smtps/smtpd[125084]: warning: unknown[87.246.7.74]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 16 08:39:58 web01.agentur-b-2.de postfix/smtps/smtpd[125084]: lost connection after AUTH from unknown[87.246.7.74]
Jun 16 08:41:59 web01.agentur-b-2.de postfix/smtps/smtpd[125971]: lost connection after CONNECT from unknown[87.246.7.74]
Jun 16 08:45:15 web01.agentur-b-2.de postfix/smtps/smtpd[127017]: warning: unknown[87.246.7.74]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 16 08:45:24 web01.agentur-b-2.de postfix/smtps/smtpd[127017]: lost connection after AUTH from unknown[87.246.7.74]
2020-06-16 16:35:13
134.122.103.0 attackbots
134.122.103.0 - - [16/Jun/2020:08:57:34 +0300] "POST /wp-login.php HTTP/1.1" 200 2785 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2020-06-16 16:10:41
106.12.26.160 attack
Jun 16 09:10:00 backup sshd[4075]: Failed password for root from 106.12.26.160 port 40766 ssh2
Jun 16 09:16:55 backup sshd[4081]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.26.160 
...
2020-06-16 16:07:31
109.203.187.9 attackspam
Jun 16 05:24:49 mail.srvfarm.net postfix/smtpd[953479]: warning: unknown[109.203.187.9]: SASL PLAIN authentication failed: 
Jun 16 05:24:49 mail.srvfarm.net postfix/smtpd[953479]: lost connection after AUTH from unknown[109.203.187.9]
Jun 16 05:28:32 mail.srvfarm.net postfix/smtps/smtpd[954626]: warning: unknown[109.203.187.9]: SASL PLAIN authentication failed: 
Jun 16 05:28:32 mail.srvfarm.net postfix/smtps/smtpd[954626]: lost connection after AUTH from unknown[109.203.187.9]
Jun 16 05:33:11 mail.srvfarm.net postfix/smtpd[935207]: warning: unknown[109.203.187.9]: SASL PLAIN authentication failed:
2020-06-16 16:17:36
213.92.204.213 attack
Jun 16 05:21:36 mail.srvfarm.net postfix/smtpd[936065]: lost connection after CONNECT from unknown[213.92.204.213]
Jun 16 05:22:16 mail.srvfarm.net postfix/smtpd[953480]: warning: unknown[213.92.204.213]: SASL PLAIN authentication failed: 
Jun 16 05:22:16 mail.srvfarm.net postfix/smtpd[953480]: lost connection after AUTH from unknown[213.92.204.213]
Jun 16 05:24:42 mail.srvfarm.net postfix/smtps/smtpd[938178]: warning: unknown[213.92.204.213]: SASL PLAIN authentication failed: 
Jun 16 05:24:42 mail.srvfarm.net postfix/smtps/smtpd[938178]: lost connection after AUTH from unknown[213.92.204.213]
2020-06-16 16:26:34
200.108.139.242 attackbots
Jun 16 08:41:48 server sshd[30290]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.108.139.242
Jun 16 08:41:50 server sshd[30290]: Failed password for invalid user ts3 from 200.108.139.242 port 44358 ssh2
Jun 16 08:45:51 server sshd[30630]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.108.139.242
...
2020-06-16 15:58:11
148.70.15.205 attack
SSH Brute-Forcing (server1)
2020-06-16 15:54:34
186.216.67.246 attackbots
Jun 16 05:16:20 mail.srvfarm.net postfix/smtpd[936050]: warning: unknown[186.216.67.246]: SASL PLAIN authentication failed: 
Jun 16 05:16:21 mail.srvfarm.net postfix/smtpd[936050]: lost connection after AUTH from unknown[186.216.67.246]
Jun 16 05:21:16 mail.srvfarm.net postfix/smtps/smtpd[915914]: warning: unknown[186.216.67.246]: SASL PLAIN authentication failed: 
Jun 16 05:21:17 mail.srvfarm.net postfix/smtps/smtpd[915914]: lost connection after AUTH from unknown[186.216.67.246]
Jun 16 05:25:22 mail.srvfarm.net postfix/smtpd[935981]: lost connection after CONNECT from unknown[186.216.67.246]
2020-06-16 16:29:41
217.125.110.139 attackspambots
$f2bV_matches
2020-06-16 16:03:34
119.29.246.210 attack
2020-06-16T03:47:38.299565shield sshd\[21743\]: Invalid user shree from 119.29.246.210 port 54296
2020-06-16T03:47:38.303146shield sshd\[21743\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.29.246.210
2020-06-16T03:47:40.222385shield sshd\[21743\]: Failed password for invalid user shree from 119.29.246.210 port 54296 ssh2
2020-06-16T03:50:59.711405shield sshd\[22480\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.29.246.210  user=root
2020-06-16T03:51:01.560067shield sshd\[22480\]: Failed password for root from 119.29.246.210 port 36702 ssh2
2020-06-16 16:01:18

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