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:
IP Type Details Datetime
104.21.75.2 spam
Spammer blacklist in https://www.projecthoneypot.org/ip_104.21.75.2 https://multirbl.valli.org/lookup/104.21.75.2.html
2022-12-29 00:00:44
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.7.142
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 20456
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.7.142.			IN	A

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

;; Query time: 24 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:32:17 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 142.7.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 142.7.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
87.249.156.118 attack
Aug 16 05:20:51 mail.srvfarm.net postfix/smtpd[1888823]: warning: 17505.PH.core.ttnet.cz[87.249.156.118]: SASL PLAIN authentication failed: 
Aug 16 05:20:51 mail.srvfarm.net postfix/smtpd[1888823]: lost connection after AUTH from 17505.PH.core.ttnet.cz[87.249.156.118]
Aug 16 05:21:04 mail.srvfarm.net postfix/smtps/smtpd[1888715]: warning: 17505.PH.core.ttnet.cz[87.249.156.118]: SASL PLAIN authentication failed: 
Aug 16 05:21:04 mail.srvfarm.net postfix/smtps/smtpd[1888715]: lost connection after AUTH from 17505.PH.core.ttnet.cz[87.249.156.118]
Aug 16 05:28:35 mail.srvfarm.net postfix/smtps/smtpd[1887813]: warning: 17505.PH.core.ttnet.cz[87.249.156.118]: SASL PLAIN authentication failed:
2020-08-16 13:05:32
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
62.210.194.9 attackspam
Aug 16 06:28:59 mail.srvfarm.net postfix/smtpd[1913747]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
Aug 16 06:32:26 mail.srvfarm.net postfix/smtpd[1931088]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
Aug 16 06:35:38 mail.srvfarm.net postfix/smtpd[1931990]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
Aug 16 06:36:43 mail.srvfarm.net postfix/smtpd[1924776]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
Aug 16 06:38:05 mail.srvfarm.net postfix/smtpd[1931086]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
2020-08-16 13:24:19
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
80.82.155.26 attackspam
Aug 16 05:20:02 mail.srvfarm.net postfix/smtpd[1888504]: warning: unknown[80.82.155.26]: SASL PLAIN authentication failed: 
Aug 16 05:20:02 mail.srvfarm.net postfix/smtpd[1888504]: lost connection after AUTH from unknown[80.82.155.26]
Aug 16 05:26:25 mail.srvfarm.net postfix/smtps/smtpd[1888744]: warning: unknown[80.82.155.26]: SASL PLAIN authentication failed: 
Aug 16 05:26:25 mail.srvfarm.net postfix/smtps/smtpd[1888744]: lost connection after AUTH from unknown[80.82.155.26]
Aug 16 05:26:39 mail.srvfarm.net postfix/smtps/smtpd[1874192]: warning: unknown[80.82.155.26]: SASL PLAIN authentication failed:
2020-08-16 13:06:16
181.114.211.104 attack
Aug 16 05:07:26 mail.srvfarm.net postfix/smtps/smtpd[1887813]: warning: unknown[181.114.211.104]: SASL PLAIN authentication failed: 
Aug 16 05:07:27 mail.srvfarm.net postfix/smtps/smtpd[1887813]: lost connection after AUTH from unknown[181.114.211.104]
Aug 16 05:07:51 mail.srvfarm.net postfix/smtps/smtpd[1870325]: warning: unknown[181.114.211.104]: SASL PLAIN authentication failed: 
Aug 16 05:07:52 mail.srvfarm.net postfix/smtps/smtpd[1870325]: lost connection after AUTH from unknown[181.114.211.104]
Aug 16 05:14:35 mail.srvfarm.net postfix/smtpd[1888503]: warning: unknown[181.114.211.104]: SASL PLAIN authentication failed:
2020-08-16 13:15:24
45.176.214.175 attackbots
Aug 16 05:13:31 mail.srvfarm.net postfix/smtps/smtpd[1890605]: warning: unknown[45.176.214.175]: SASL PLAIN authentication failed: 
Aug 16 05:13:32 mail.srvfarm.net postfix/smtps/smtpd[1890605]: lost connection after AUTH from unknown[45.176.214.175]
Aug 16 05:19:56 mail.srvfarm.net postfix/smtpd[1875075]: warning: unknown[45.176.214.175]: SASL PLAIN authentication failed: 
Aug 16 05:19:56 mail.srvfarm.net postfix/smtpd[1875075]: lost connection after AUTH from unknown[45.176.214.175]
Aug 16 05:22:00 mail.srvfarm.net postfix/smtps/smtpd[1888391]: warning: unknown[45.176.214.175]: SASL PLAIN authentication failed:
2020-08-16 13:07:39
187.87.9.161 attackspam
Aug 16 05:30:26 mail.srvfarm.net postfix/smtpd[1887514]: warning: 187-87-9-161.provedorm4net.com.br[187.87.9.161]: SASL PLAIN authentication failed: 
Aug 16 05:30:26 mail.srvfarm.net postfix/smtpd[1887514]: lost connection after AUTH from 187-87-9-161.provedorm4net.com.br[187.87.9.161]
Aug 16 05:32:19 mail.srvfarm.net postfix/smtps/smtpd[1890600]: warning: 187-87-9-161.provedorm4net.com.br[187.87.9.161]: SASL PLAIN authentication failed: 
Aug 16 05:32:20 mail.srvfarm.net postfix/smtps/smtpd[1890600]: lost connection after AUTH from 187-87-9-161.provedorm4net.com.br[187.87.9.161]
Aug 16 05:34:22 mail.srvfarm.net postfix/smtps/smtpd[1888818]: warning: unknown[187.87.9.161]: SASL PLAIN authentication failed:
2020-08-16 12:56:57
112.85.42.229 attackspambots
Aug 16 06:44:41 home sshd[105404]: Failed password for root from 112.85.42.229 port 37170 ssh2
Aug 16 06:44:43 home sshd[105404]: Failed password for root from 112.85.42.229 port 37170 ssh2
Aug 16 06:44:46 home sshd[105404]: Failed password for root from 112.85.42.229 port 37170 ssh2
Aug 16 06:45:31 home sshd[105737]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.229  user=root
Aug 16 06:45:33 home sshd[105737]: Failed password for root from 112.85.42.229 port 20819 ssh2
...
2020-08-16 12:51:58
177.21.213.138 attackbots
Aug 16 05:24:11 mail.srvfarm.net postfix/smtpd[1888503]: warning: unknown[177.21.213.138]: SASL PLAIN authentication failed: 
Aug 16 05:24:11 mail.srvfarm.net postfix/smtpd[1888503]: lost connection after AUTH from unknown[177.21.213.138]
Aug 16 05:25:05 mail.srvfarm.net postfix/smtps/smtpd[1890437]: warning: unknown[177.21.213.138]: SASL PLAIN authentication failed: 
Aug 16 05:25:05 mail.srvfarm.net postfix/smtps/smtpd[1890437]: lost connection after AUTH from unknown[177.21.213.138]
Aug 16 05:25:23 mail.srvfarm.net postfix/smtpd[1875198]: warning: unknown[177.21.213.138]: SASL PLAIN authentication failed:
2020-08-16 13:00:58
167.99.224.27 attackbotsspam
2020-08-15T22:45:23.040225linuxbox-skyline sshd[126901]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.99.224.27  user=root
2020-08-15T22:45:25.437976linuxbox-skyline sshd[126901]: Failed password for root from 167.99.224.27 port 35524 ssh2
...
2020-08-16 12:46:50
41.139.11.61 attackbots
Aug 16 05:19:37 mail.srvfarm.net postfix/smtpd[1888825]: warning: unknown[41.139.11.61]: SASL PLAIN authentication failed: 
Aug 16 05:19:37 mail.srvfarm.net postfix/smtpd[1888825]: lost connection after AUTH from unknown[41.139.11.61]
Aug 16 05:26:25 mail.srvfarm.net postfix/smtpd[1875198]: warning: unknown[41.139.11.61]: SASL PLAIN authentication failed: 
Aug 16 05:26:25 mail.srvfarm.net postfix/smtpd[1875198]: lost connection after AUTH from unknown[41.139.11.61]
Aug 16 05:27:18 mail.srvfarm.net postfix/smtps/smtpd[1888818]: warning: unknown[41.139.11.61]: SASL PLAIN authentication failed:
2020-08-16 13:09:07
92.62.236.102 attackspambots
Aug 16 05:09:36 mail.srvfarm.net postfix/smtps/smtpd[1887810]: warning: unknown[92.62.236.102]: SASL PLAIN authentication failed: 
Aug 16 05:09:36 mail.srvfarm.net postfix/smtps/smtpd[1887810]: lost connection after AUTH from unknown[92.62.236.102]
Aug 16 05:10:00 mail.srvfarm.net postfix/smtps/smtpd[1869119]: warning: unknown[92.62.236.102]: SASL PLAIN authentication failed: 
Aug 16 05:10:00 mail.srvfarm.net postfix/smtps/smtpd[1869119]: lost connection after AUTH from unknown[92.62.236.102]
Aug 16 05:16:27 mail.srvfarm.net postfix/smtps/smtpd[1888744]: warning: unknown[92.62.236.102]: SASL PLAIN authentication failed:
2020-08-16 13:22:00
106.12.108.170 attack
web-1 [ssh] SSH Attack
2020-08-16 12:45:28
189.91.6.63 attackspam
Aug 16 05:16:57 mail.srvfarm.net postfix/smtps/smtpd[1874176]: warning: unknown[189.91.6.63]: SASL PLAIN authentication failed: 
Aug 16 05:16:57 mail.srvfarm.net postfix/smtps/smtpd[1874176]: lost connection after AUTH from unknown[189.91.6.63]
Aug 16 05:20:19 mail.srvfarm.net postfix/smtps/smtpd[1874176]: warning: unknown[189.91.6.63]: SASL PLAIN authentication failed: 
Aug 16 05:20:19 mail.srvfarm.net postfix/smtps/smtpd[1874176]: lost connection after AUTH from unknown[189.91.6.63]
Aug 16 05:21:39 mail.srvfarm.net postfix/smtpd[1888511]: warning: unknown[189.91.6.63]: SASL PLAIN authentication failed:
2020-08-16 12:54:18

Recently Reported IPs

104.21.47.154 104.21.47.173 104.21.47.166 104.21.47.146
104.21.47.169 104.21.47.168 104.21.47.176 104.21.47.180
104.21.47.181 104.21.7.143 104.21.47.189 104.21.47.199
104.21.47.186 104.21.47.197 104.21.47.201 104.21.47.198
104.21.47.183 104.21.47.206 104.21.47.184 104.21.47.2