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 <<>> 104.21.14.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 60848
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.14.21.			IN	A

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

;; Query time: 66 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:00:35 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 21.14.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.14.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
58.144.151.8 attackspambots
Jul 27 02:50:19 *** sshd[14228]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.144.151.8  user=r.r
Jul 27 02:50:21 *** sshd[14228]: Failed password for r.r from 58.144.151.8 port 36578 ssh2
Jul 27 02:50:21 *** sshd[14228]: Received disconnect from 58.144.151.8: 11: Bye Bye [preauth]
Jul 27 03:08:48 *** sshd[16882]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.144.151.8  user=r.r
Jul 27 03:08:50 *** sshd[16882]: Failed password for r.r from 58.144.151.8 port 56428 ssh2
Jul 27 03:08:51 *** sshd[16882]: Received disconnect from 58.144.151.8: 11: Bye Bye [preauth]
Jul 27 03:12:37 *** sshd[17586]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.144.151.8  user=r.r
Jul 27 03:12:39 *** sshd[17586]: Failed password for r.r from 58.144.151.8 port 33076 ssh2
Jul 27 03:12:40 *** sshd[17586]: Received disconnect from 58.144.151.8: 11: Bye Bye [preaut........
-------------------------------
2019-07-29 09:57:08
174.101.80.233 attackspam
Jul 29 03:30:24 s64-1 sshd[23087]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=174.101.80.233
Jul 29 03:30:26 s64-1 sshd[23087]: Failed password for invalid user Password@ from 174.101.80.233 port 54150 ssh2
Jul 29 03:34:40 s64-1 sshd[23128]: Failed password for root from 174.101.80.233 port 47068 ssh2
...
2019-07-29 09:48:33
112.221.179.133 attackspam
Jul 29 00:43:13 MK-Soft-VM6 sshd\[9191\]: Invalid user palmtree from 112.221.179.133 port 34055
Jul 29 00:43:13 MK-Soft-VM6 sshd\[9191\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.221.179.133
Jul 29 00:43:15 MK-Soft-VM6 sshd\[9191\]: Failed password for invalid user palmtree from 112.221.179.133 port 34055 ssh2
...
2019-07-29 10:02:05
193.213.152.118 attackbots
Invalid user com from 193.213.152.118 port 54820
2019-07-29 09:23:14
95.95.47.186 attackspam
Jul 29 01:26:53 vps65 sshd\[25115\]: Invalid user NetLinx from 95.95.47.186 port 40123
Jul 29 01:26:54 vps65 sshd\[25115\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=95.95.47.186
...
2019-07-29 10:13:08
218.92.0.160 attackspam
$f2bV_matches
2019-07-29 09:38:35
62.193.130.43 attackspambots
Jul 27 04:49:53 web1 sshd[16252]: Address 62.193.130.43 maps to nxxxxxxx1018.ztomy.com, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Jul 27 04:49:53 web1 sshd[16252]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.193.130.43  user=r.r
Jul 27 04:49:55 web1 sshd[16252]: Failed password for r.r from 62.193.130.43 port 50616 ssh2
Jul 27 04:49:55 web1 sshd[16252]: Received disconnect from 62.193.130.43: 11: Bye Bye [preauth]
Jul 27 05:39:28 web1 sshd[20158]: Address 62.193.130.43 maps to nxxxxxxx1018.ztomy.com, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!
Jul 27 05:39:28 web1 sshd[20158]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.193.130.43  user=r.r
Jul 27 05:39:30 web1 sshd[20158]: Failed password for r.r from 62.193.130.43 port 44533 ssh2
Jul 27 05:39:31 web1 sshd[20158]: Received disconnect from 62.193.130.43: 11: Bye Bye [preau........
-------------------------------
2019-07-29 10:02:24
115.178.24.72 attackspambots
2019-07-29T01:12:05.283480abusebot-6.cloudsearch.cf sshd\[4877\]: Invalid user 12345y from 115.178.24.72 port 53100
2019-07-29 09:33:30
101.36.160.50 attackbotsspam
Jul 27 04:32:23 GIZ-Server-02 sshd[2065]: User r.r from 101.36.160.50 not allowed because not listed in AllowUsers
Jul 27 04:32:23 GIZ-Server-02 sshd[2065]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.36.160.50  user=r.r
Jul 27 04:32:25 GIZ-Server-02 sshd[2065]: Failed password for invalid user r.r from 101.36.160.50 port 60845 ssh2
Jul 27 04:32:25 GIZ-Server-02 sshd[2065]: Received disconnect from 101.36.160.50: 11: Bye Bye [preauth]
Jul 27 04:46:12 GIZ-Server-02 sshd[3077]: User r.r from 101.36.160.50 not allowed because not listed in AllowUsers
Jul 27 04:46:12 GIZ-Server-02 sshd[3077]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=101.36.160.50  user=r.r
Jul 27 04:46:14 GIZ-Server-02 sshd[3077]: Failed password for invalid user r.r from 101.36.160.50 port 48233 ssh2
Jul 27 04:46:14 GIZ-Server-02 sshd[3077]: Received disconnect from 101.36.160.50: 11: Bye Bye [preauth]
Jul 27 04:........
-------------------------------
2019-07-29 09:32:24
171.221.205.133 attackspam
Jul 26 22:25:56 ACSRAD auth.info sshd[28563]: Failed password for r.r from 171.221.205.133 port 27029 ssh2
Jul 26 22:25:57 ACSRAD auth.info sshd[28563]: Received disconnect from 171.221.205.133 port 27029:11: Bye Bye [preauth]
Jul 26 22:25:57 ACSRAD auth.info sshd[28563]: Disconnected from 171.221.205.133 port 27029 [preauth]
Jul 26 22:25:57 ACSRAD auth.notice sshguard[18224]: Attack from "171.221.205.133" on service 100 whostnameh danger 10.
Jul 26 22:25:57 ACSRAD auth.notice sshguard[18224]: Attack from "171.221.205.133" on service 100 whostnameh danger 10.
Jul 26 22:30:09 ACSRAD auth.info sshd[30873]: Failed password for r.r from 171.221.205.133 port 21715 ssh2
Jul 26 22:30:09 ACSRAD auth.notice sshguard[18224]: Attack from "171.221.205.133" on service 100 whostnameh danger 10.
Jul 26 22:30:09 ACSRAD auth.warn sshguard[18224]: Blocking "171.221.205.133/32" forever (3 attacks in 252 secs, after 2 abuses over 771 secs.)
Jul 26 22:30:09 ACSRAD auth.info sshd[30873]: Rece........
------------------------------
2019-07-29 09:26:17
58.54.225.49 attackspambots
Jul 26 23:09:54 eola postfix/smtpd[31437]: connect from unknown[58.54.225.49]
Jul 26 23:09:54 eola postfix/smtpd[31439]: connect from unknown[58.54.225.49]
Jul 26 23:09:54 eola postfix/smtpd[31437]: lost connection after CONNECT from unknown[58.54.225.49]
Jul 26 23:09:54 eola postfix/smtpd[31437]: disconnect from unknown[58.54.225.49] commands=0/0
Jul 26 23:09:55 eola postfix/smtpd[31439]: lost connection after AUTH from unknown[58.54.225.49]
Jul 26 23:09:55 eola postfix/smtpd[31439]: disconnect from unknown[58.54.225.49] ehlo=1 auth=0/1 commands=1/2
Jul 26 23:09:55 eola postfix/smtpd[31437]: connect from unknown[58.54.225.49]
Jul 26 23:09:56 eola postfix/smtpd[31437]: lost connection after AUTH from unknown[58.54.225.49]
Jul 26 23:09:56 eola postfix/smtpd[31437]: disconnect from unknown[58.54.225.49] ehlo=1 auth=0/1 commands=1/2
Jul 26 23:09:56 eola postfix/smtpd[31439]: connect from unknown[58.54.225.49]
Jul 26 23:09:57 eola postfix/smtpd[31439]: lost connection after........
-------------------------------
2019-07-29 09:51:47
58.210.169.162 attackspam
2019-07-29T01:42:38.418296abusebot-2.cloudsearch.cf sshd\[30661\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.210.169.162  user=root
2019-07-29 09:49:12
77.40.62.86 attackspam
2019-07-29T01:41:16.119349MailD postfix/smtpd[11637]: warning: unknown[77.40.62.86]: SASL LOGIN authentication failed: authentication failure
2019-07-29T02:50:29.966085MailD postfix/smtpd[16630]: warning: unknown[77.40.62.86]: SASL LOGIN authentication failed: authentication failure
2019-07-29T03:31:54.836162MailD postfix/smtpd[19174]: warning: unknown[77.40.62.86]: SASL LOGIN authentication failed: authentication failure
2019-07-29 09:55:00
112.85.42.195 attackbots
2019-07-29T01:32:08.160164abusebot-3.cloudsearch.cf sshd\[18401\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.195  user=root
2019-07-29 09:35:21
181.15.88.131 attackspambots
Jul 29 02:39:31 mail sshd\[27487\]: Failed password for root from 181.15.88.131 port 36172 ssh2
Jul 29 02:58:55 mail sshd\[27834\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.15.88.131  user=root
...
2019-07-29 10:09:34

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