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: United States

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 <<>> 104.21.94.4
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 58850
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.94.4.			IN	A

;; AUTHORITY SECTION:
.			419	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 118 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:18:58 CST 2022
;; MSG SIZE  rcvd: 104
Host info
Host 4.94.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 4.94.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
212.70.149.19 attack
Aug 16 06:44:09 srv01 postfix/smtpd\[25060\]: warning: unknown\[212.70.149.19\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 16 06:44:16 srv01 postfix/smtpd\[25109\]: warning: unknown\[212.70.149.19\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 16 06:44:18 srv01 postfix/smtpd\[19261\]: warning: unknown\[212.70.149.19\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 16 06:44:23 srv01 postfix/smtpd\[25282\]: warning: unknown\[212.70.149.19\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 16 06:44:39 srv01 postfix/smtpd\[25109\]: warning: unknown\[212.70.149.19\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-08-16 12:52:41
201.148.247.102 attackbots
Aug 16 05:08:51 mail.srvfarm.net postfix/smtps/smtpd[1888715]: warning: unknown[201.148.247.102]: SASL PLAIN authentication failed: 
Aug 16 05:08:52 mail.srvfarm.net postfix/smtps/smtpd[1888715]: lost connection after AUTH from unknown[201.148.247.102]
Aug 16 05:15:23 mail.srvfarm.net postfix/smtpd[1887547]: warning: unknown[201.148.247.102]: SASL PLAIN authentication failed: 
Aug 16 05:15:23 mail.srvfarm.net postfix/smtpd[1887547]: lost connection after AUTH from unknown[201.148.247.102]
Aug 16 05:18:30 mail.srvfarm.net postfix/smtps/smtpd[1890438]: warning: unknown[201.148.247.102]: SASL PLAIN authentication failed:
2020-08-16 13:10:33
185.234.216.87 attackspambots
Aug 16 06:25:43 web01.agentur-b-2.de postfix/smtpd[4177350]: warning: unknown[185.234.216.87]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 16 06:25:43 web01.agentur-b-2.de postfix/smtpd[4177350]: lost connection after AUTH from unknown[185.234.216.87]
Aug 16 06:26:04 web01.agentur-b-2.de postfix/smtpd[1030]: warning: unknown[185.234.216.87]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 16 06:26:04 web01.agentur-b-2.de postfix/smtpd[1030]: lost connection after AUTH from unknown[185.234.216.87]
Aug 16 06:26:25 web01.agentur-b-2.de postfix/smtpd[4177350]: warning: unknown[185.234.216.87]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-08-16 13:13:35
45.118.32.18 attack
Aug 16 05:12:44 mail.srvfarm.net postfix/smtps/smtpd[1888818]: warning: unknown[45.118.32.18]: SASL PLAIN authentication failed: 
Aug 16 05:12:45 mail.srvfarm.net postfix/smtps/smtpd[1888818]: lost connection after AUTH from unknown[45.118.32.18]
Aug 16 05:14:07 mail.srvfarm.net postfix/smtpd[1888825]: warning: unknown[45.118.32.18]: SASL PLAIN authentication failed: 
Aug 16 05:14:07 mail.srvfarm.net postfix/smtpd[1888825]: lost connection after AUTH from unknown[45.118.32.18]
Aug 16 05:17:40 mail.srvfarm.net postfix/smtps/smtpd[1888755]: warning: unknown[45.118.32.18]: SASL PLAIN authentication failed:
2020-08-16 13:27:58
112.85.42.172 attackspambots
Aug 16 06:29:14 abendstille sshd\[23657\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.172  user=root
Aug 16 06:29:15 abendstille sshd\[23655\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.172  user=root
Aug 16 06:29:17 abendstille sshd\[23657\]: Failed password for root from 112.85.42.172 port 50036 ssh2
Aug 16 06:29:18 abendstille sshd\[23655\]: Failed password for root from 112.85.42.172 port 17641 ssh2
Aug 16 06:29:20 abendstille sshd\[23657\]: Failed password for root from 112.85.42.172 port 50036 ssh2
...
2020-08-16 12:49:32
74.75.25.33 attackspam
Port scan on 1 port(s): 22
2020-08-16 12:50:58
103.237.56.88 attack
Aug 16 05:15:10 mail.srvfarm.net postfix/smtps/smtpd[1874176]: warning: unknown[103.237.56.88]: SASL PLAIN authentication failed: 
Aug 16 05:15:11 mail.srvfarm.net postfix/smtps/smtpd[1874176]: lost connection after AUTH from unknown[103.237.56.88]
Aug 16 05:19:23 mail.srvfarm.net postfix/smtpd[1875198]: warning: unknown[103.237.56.88]: SASL PLAIN authentication failed: 
Aug 16 05:19:23 mail.srvfarm.net postfix/smtpd[1875198]: lost connection after AUTH from unknown[103.237.56.88]
Aug 16 05:22:26 mail.srvfarm.net postfix/smtpd[1874513]: warning: unknown[103.237.56.88]: SASL PLAIN authentication failed:
2020-08-16 13:03:04
185.18.133.17 attackbots
Aug 16 05:03:04 mail.srvfarm.net postfix/smtpd[1875198]: warning: unknown[185.18.133.17]: SASL PLAIN authentication failed: 
Aug 16 05:03:04 mail.srvfarm.net postfix/smtpd[1875198]: lost connection after AUTH from unknown[185.18.133.17]
Aug 16 05:08:33 mail.srvfarm.net postfix/smtpd[1888504]: warning: unknown[185.18.133.17]: SASL PLAIN authentication failed: 
Aug 16 05:08:33 mail.srvfarm.net postfix/smtpd[1888504]: lost connection after AUTH from unknown[185.18.133.17]
Aug 16 05:09:37 mail.srvfarm.net postfix/smtpd[1888504]: warning: unknown[185.18.133.17]: SASL PLAIN authentication failed:
2020-08-16 13:14:53
182.52.236.244 attackspam
Unauthorised access (Aug 16) SRC=182.52.236.244 LEN=52 TOS=0x10 PREC=0x40 TTL=115 ID=7568 DF TCP DPT=445 WINDOW=8192 SYN
2020-08-16 12:46:18
185.216.183.96 attack
Aug 16 04:57:58 mail.srvfarm.net postfix/smtpd[1869828]: warning: unknown[185.216.183.96]: SASL PLAIN authentication failed: 
Aug 16 04:57:58 mail.srvfarm.net postfix/smtpd[1869828]: lost connection after AUTH from unknown[185.216.183.96]
Aug 16 05:03:44 mail.srvfarm.net postfix/smtpd[1887645]: warning: unknown[185.216.183.96]: SASL PLAIN authentication failed: 
Aug 16 05:03:44 mail.srvfarm.net postfix/smtpd[1887645]: lost connection after AUTH from unknown[185.216.183.96]
Aug 16 05:07:46 mail.srvfarm.net postfix/smtpd[1887708]: warning: unknown[185.216.183.96]: SASL PLAIN authentication failed:
2020-08-16 13:13:59
80.82.154.141 attackbotsspam
Aug 16 05:00:35 mail.srvfarm.net postfix/smtps/smtpd[1870327]: warning: unknown[80.82.154.141]: SASL PLAIN authentication failed: 
Aug 16 05:00:35 mail.srvfarm.net postfix/smtps/smtpd[1870327]: lost connection after AUTH from unknown[80.82.154.141]
Aug 16 05:04:38 mail.srvfarm.net postfix/smtps/smtpd[1870325]: warning: unknown[80.82.154.141]: SASL PLAIN authentication failed: 
Aug 16 05:04:38 mail.srvfarm.net postfix/smtps/smtpd[1870325]: lost connection after AUTH from unknown[80.82.154.141]
Aug 16 05:08:27 mail.srvfarm.net postfix/smtps/smtpd[1887813]: warning: unknown[80.82.154.141]: SASL PLAIN authentication failed:
2020-08-16 13:23:17
83.1.146.247 attackbots
Aug 16 05:17:58 mail.srvfarm.net postfix/smtpd[1874513]: warning: unknown[83.1.146.247]: SASL PLAIN authentication failed: 
Aug 16 05:17:58 mail.srvfarm.net postfix/smtpd[1874513]: lost connection after AUTH from unknown[83.1.146.247]
Aug 16 05:25:46 mail.srvfarm.net postfix/smtpd[1875198]: warning: unknown[83.1.146.247]: SASL PLAIN authentication failed: 
Aug 16 05:25:46 mail.srvfarm.net postfix/smtpd[1875198]: lost connection after AUTH from unknown[83.1.146.247]
Aug 16 05:26:14 mail.srvfarm.net postfix/smtps/smtpd[1890437]: warning: unknown[83.1.146.247]: SASL PLAIN authentication failed:
2020-08-16 13:05:58
193.169.253.137 attackbots
Aug 16 06:28:38 web01.agentur-b-2.de postfix/smtpd[3342]: warning: unknown[193.169.253.137]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 16 06:28:38 web01.agentur-b-2.de postfix/smtpd[3342]: lost connection after AUTH from unknown[193.169.253.137]
Aug 16 06:31:36 web01.agentur-b-2.de postfix/smtpd[3342]: warning: unknown[193.169.253.137]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Aug 16 06:31:36 web01.agentur-b-2.de postfix/smtpd[3342]: lost connection after AUTH from unknown[193.169.253.137]
Aug 16 06:32:26 web01.agentur-b-2.de postfix/smtpd[3847]: warning: unknown[193.169.253.137]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-08-16 12:53:37
187.110.214.32 attackspambots
Aug 16 05:18:14 mail.srvfarm.net postfix/smtps/smtpd[1890604]: warning: 187-110-214-32.dynamic.starweb.net.br[187.110.214.32]: SASL PLAIN authentication failed: 
Aug 16 05:18:15 mail.srvfarm.net postfix/smtps/smtpd[1890604]: lost connection after AUTH from 187-110-214-32.dynamic.starweb.net.br[187.110.214.32]
Aug 16 05:19:56 mail.srvfarm.net postfix/smtpd[1888823]: warning: 187-110-214-32.dynamic.starweb.net.br[187.110.214.32]: SASL PLAIN authentication failed: 
Aug 16 05:19:56 mail.srvfarm.net postfix/smtpd[1888823]: lost connection after AUTH from 187-110-214-32.dynamic.starweb.net.br[187.110.214.32]
Aug 16 05:24:45 mail.srvfarm.net postfix/smtpd[1879275]: warning: 187-110-214-32.dynamic.starweb.net.br[187.110.214.32]: SASL PLAIN authentication failed:
2020-08-16 12:56:19
121.201.74.154 attackbots
Aug 16 07:25:52 journals sshd\[60375\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.201.74.154  user=root
Aug 16 07:25:54 journals sshd\[60375\]: Failed password for root from 121.201.74.154 port 48108 ssh2
Aug 16 07:29:00 journals sshd\[60681\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.201.74.154  user=root
Aug 16 07:29:02 journals sshd\[60681\]: Failed password for root from 121.201.74.154 port 53294 ssh2
Aug 16 07:32:01 journals sshd\[60899\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.201.74.154  user=root
...
2020-08-16 12:46:00

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