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 <<>> 21.139.205.105
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 59121
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.139.205.105.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021100 1800 900 604800 86400

;; Query time: 16 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Feb 12 01:17:14 CST 2025
;; MSG SIZE  rcvd: 107
Host info
Host 105.205.139.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 105.205.139.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
179.49.134.211 attackspam
Sep 17 18:22:57 mail.srvfarm.net postfix/smtpd[157369]: warning: unknown[179.49.134.211]: SASL PLAIN authentication failed: 
Sep 17 18:22:57 mail.srvfarm.net postfix/smtpd[157369]: lost connection after AUTH from unknown[179.49.134.211]
Sep 17 18:24:30 mail.srvfarm.net postfix/smtps/smtpd[157154]: warning: unknown[179.49.134.211]: SASL PLAIN authentication failed: 
Sep 17 18:24:31 mail.srvfarm.net postfix/smtps/smtpd[157154]: lost connection after AUTH from unknown[179.49.134.211]
Sep 17 18:32:53 mail.srvfarm.net postfix/smtpd[157365]: warning: unknown[179.49.134.211]: SASL PLAIN authentication failed:
2020-09-18 17:58:41
187.109.34.205 attackbots
Sep 17 19:26:54 mail.srvfarm.net postfix/smtpd[178660]: warning: unknown[187.109.34.205]: SASL PLAIN authentication failed: 
Sep 17 19:26:54 mail.srvfarm.net postfix/smtpd[178660]: lost connection after AUTH from unknown[187.109.34.205]
Sep 17 19:29:10 mail.srvfarm.net postfix/smtps/smtpd[181882]: warning: unknown[187.109.34.205]: SASL PLAIN authentication failed: 
Sep 17 19:29:11 mail.srvfarm.net postfix/smtps/smtpd[181882]: lost connection after AUTH from unknown[187.109.34.205]
Sep 17 19:34:02 mail.srvfarm.net postfix/smtpd[179835]: warning: unknown[187.109.34.205]: SASL PLAIN authentication failed:
2020-09-18 18:07:31
62.210.194.8 attackspambots
Sep 17 18:02:58 mail.srvfarm.net postfix/smtpd[143203]: lost connection after STARTTLS from r8.news.eu.rvca.com[62.210.194.8]
Sep 17 18:03:38 mail.srvfarm.net postfix/smtpd[137449]: lost connection after STARTTLS from r8.news.eu.rvca.com[62.210.194.8]
Sep 17 18:07:45 mail.srvfarm.net postfix/smtpd[137462]: lost connection after STARTTLS from r8.news.eu.rvca.com[62.210.194.8]
Sep 17 18:10:23 mail.srvfarm.net postfix/smtpd[156676]: lost connection after STARTTLS from r8.news.eu.rvca.com[62.210.194.8]
Sep 17 18:11:34 mail.srvfarm.net postfix/smtpd[156674]: lost connection after STARTTLS from r8.news.eu.rvca.com[62.210.194.8]
2020-09-18 18:14:25
172.82.230.4 attackspambots
Sep 17 18:10:22 mail.srvfarm.net postfix/smtpd[143218]: lost connection after STARTTLS from r4.news.eu.rvca.com[172.82.230.4]
Sep 17 18:11:33 mail.srvfarm.net postfix/smtpd[143209]: lost connection after STARTTLS from r4.news.eu.rvca.com[172.82.230.4]
Sep 17 18:15:14 mail.srvfarm.net postfix/smtpd[157368]: lost connection after STARTTLS from r4.news.eu.rvca.com[172.82.230.4]
Sep 17 18:17:56 mail.srvfarm.net postfix/smtpd[157368]: lost connection after STARTTLS from r4.news.eu.rvca.com[172.82.230.4]
Sep 17 18:18:16 mail.srvfarm.net postfix/smtpd[143204]: lost connection after STARTTLS from r4.news.eu.rvca.com[172.82.230.4]
2020-09-18 18:11:13
191.37.131.97 attackspam
Sep 17 18:25:04 mail.srvfarm.net postfix/smtps/smtpd[155677]: warning: unknown[191.37.131.97]: SASL PLAIN authentication failed: 
Sep 17 18:25:04 mail.srvfarm.net postfix/smtps/smtpd[155677]: lost connection after AUTH from unknown[191.37.131.97]
Sep 17 18:29:52 mail.srvfarm.net postfix/smtps/smtpd[155678]: warning: unknown[191.37.131.97]: SASL PLAIN authentication failed: 
Sep 17 18:29:53 mail.srvfarm.net postfix/smtps/smtpd[155678]: lost connection after AUTH from unknown[191.37.131.97]
Sep 17 18:32:43 mail.srvfarm.net postfix/smtps/smtpd[159171]: warning: unknown[191.37.131.97]: SASL PLAIN authentication failed:
2020-09-18 17:56:19
62.210.194.9 attackspam
Sep 17 18:10:24 mail.srvfarm.net postfix/smtpd[156676]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
Sep 17 18:11:35 mail.srvfarm.net postfix/smtpd[143218]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
Sep 17 18:15:15 mail.srvfarm.net postfix/smtpd[156675]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
Sep 17 18:17:55 mail.srvfarm.net postfix/smtpd[156675]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
Sep 17 18:18:18 mail.srvfarm.net postfix/smtpd[143201]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
2020-09-18 18:14:07
80.82.70.214 attackbots
Sep 18 10:32:58 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.70.214, lip=192.168.100.101, session=\<5df2WJKvHgBQUkbW\>\
Sep 18 10:44:34 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.70.214, lip=192.168.100.101, session=\\
Sep 18 10:46:47 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.70.214, lip=192.168.100.101, session=\\
Sep 18 10:51:05 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.70.214, lip=192.168.100.101, session=\\
Sep 18 11:07:03 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=80.82.70.214, lip=192.168.100.101, session=\
2020-09-18 18:04:29
79.120.54.174 attack
Cowrie Honeypot: Unauthorised SSH/Telnet login attempt with user "root" at 2020-09-18T03:43:46Z
2020-09-18 18:04:55
117.121.235.3 attackbots
Sep 17 18:13:18 mail.srvfarm.net postfix/smtpd[143214]: warning: unknown[117.121.235.3]: SASL PLAIN authentication failed: 
Sep 17 18:13:18 mail.srvfarm.net postfix/smtpd[143214]: lost connection after AUTH from unknown[117.121.235.3]
Sep 17 18:14:35 mail.srvfarm.net postfix/smtps/smtpd[137957]: warning: unknown[117.121.235.3]: SASL PLAIN authentication failed: 
Sep 17 18:14:36 mail.srvfarm.net postfix/smtps/smtpd[137957]: lost connection after AUTH from unknown[117.121.235.3]
Sep 17 18:15:46 mail.srvfarm.net postfix/smtps/smtpd[137957]: warning: unknown[117.121.235.3]: SASL PLAIN authentication failed:
2020-09-18 18:12:10
191.53.105.99 attack
Attempted Brute Force (dovecot)
2020-09-18 17:55:45
89.248.171.89 attackspambots
smtp probe/invalid login attempt
2020-09-18 18:04:12
94.102.54.199 attack
Sep 18 10:21:16 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=94.102.54.199, lip=192.168.100.101, session=\\
Sep 18 10:25:14 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=94.102.54.199, lip=192.168.100.101, session=\<3zBWPZKvogBeZjbH\>\
Sep 18 10:45:09 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=94.102.54.199, lip=192.168.100.101, session=\\
Sep 18 10:48:31 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=94.102.54.199, lip=192.168.100.101, session=\\
Sep 18 10:51:04 pop3-login: Info: Aborted login \(auth failed, 1 attempts in 2 secs\): user=\, method=PLAIN, rip=94.102.54.199, lip=192.168.100.101, session=\\
Sep 18 10:55:19 pop3-logi
2020-09-18 18:03:45
191.53.237.121 attack
failed_logins
2020-09-18 18:06:57
95.38.213.130 attack
Sep 17 18:35:59 mail.srvfarm.net postfix/smtps/smtpd[159171]: warning: unknown[95.38.213.130]: SASL PLAIN authentication failed: 
Sep 17 18:35:59 mail.srvfarm.net postfix/smtps/smtpd[159171]: lost connection after AUTH from unknown[95.38.213.130]
Sep 17 18:36:13 mail.srvfarm.net postfix/smtpd[157367]: warning: unknown[95.38.213.130]: SASL PLAIN authentication failed: 
Sep 17 18:36:13 mail.srvfarm.net postfix/smtpd[157367]: lost connection after AUTH from unknown[95.38.213.130]
Sep 17 18:40:25 mail.srvfarm.net postfix/smtpd[156675]: warning: unknown[95.38.213.130]: SASL PLAIN authentication failed:
2020-09-18 18:03:19
106.12.171.188 attackspam
Sep 18 03:46:02 raspberrypi sshd\[11400\]: Invalid user admin from 106.12.171.188
...
2020-09-18 18:23:36

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