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 <<>> 104.21.19.58
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 53469
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.19.58.			IN	A

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

;; Query time: 62 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:35:11 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 58.19.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 58.19.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
146.185.161.40 attackbotsspam
$f2bV_matches
2020-05-11 19:06:04
122.51.238.27 attackbotsspam
20 attempts against mh-ssh on echoip
2020-05-11 19:30:01
151.80.155.98 attackspam
May 11 11:06:52 meumeu sshd[1658]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=151.80.155.98 
May 11 11:06:54 meumeu sshd[1658]: Failed password for invalid user saul from 151.80.155.98 port 39232 ssh2
May 11 11:10:17 meumeu sshd[2374]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=151.80.155.98 
...
2020-05-11 19:15:39
37.49.226.248 attackbots
$f2bV_matches
2020-05-11 18:52:55
124.239.149.193 attack
SSH brute-force: detected 7 distinct usernames within a 24-hour window.
2020-05-11 19:15:24
222.186.31.127 attackspam
May 11 10:52:58 ip-172-31-62-245 sshd\[9018\]: Failed password for root from 222.186.31.127 port 34459 ssh2\
May 11 10:54:40 ip-172-31-62-245 sshd\[9062\]: Failed password for root from 222.186.31.127 port 10665 ssh2\
May 11 10:56:56 ip-172-31-62-245 sshd\[9104\]: Failed password for root from 222.186.31.127 port 18488 ssh2\
May 11 10:58:24 ip-172-31-62-245 sshd\[9121\]: Failed password for root from 222.186.31.127 port 10294 ssh2\
May 11 11:00:02 ip-172-31-62-245 sshd\[9140\]: Failed password for root from 222.186.31.127 port 42290 ssh2\
2020-05-11 19:19:20
181.123.9.3 attackspam
May 11 11:10:31 legacy sshd[12990]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.123.9.3
May 11 11:10:33 legacy sshd[12990]: Failed password for invalid user csgo from 181.123.9.3 port 37520 ssh2
May 11 11:11:10 legacy sshd[13025]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.123.9.3
...
2020-05-11 19:09:10
14.248.83.163 attackspam
SSH Bruteforce attack
2020-05-11 18:46:08
124.115.173.234 attackbots
May 11 05:48:45 vps639187 sshd\[4863\]: Invalid user user from 124.115.173.234 port 7646
May 11 05:48:45 vps639187 sshd\[4863\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.115.173.234
May 11 05:48:47 vps639187 sshd\[4863\]: Failed password for invalid user user from 124.115.173.234 port 7646 ssh2
...
2020-05-11 19:02:14
195.231.3.208 attack
May 11 12:26:16 web01.agentur-b-2.de postfix/smtpd[186756]: warning: unknown[195.231.3.208]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 11 12:26:16 web01.agentur-b-2.de postfix/smtpd[186756]: lost connection after AUTH from unknown[195.231.3.208]
May 11 12:26:22 web01.agentur-b-2.de postfix/smtpd[192276]: warning: unknown[195.231.3.208]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 11 12:26:22 web01.agentur-b-2.de postfix/smtpd[192276]: lost connection after AUTH from unknown[195.231.3.208]
May 11 12:27:22 web01.agentur-b-2.de postfix/smtpd[186756]: warning: unknown[195.231.3.208]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-05-11 19:03:03
222.186.173.226 attackspam
May 11 12:53:42 santamaria sshd\[1055\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.226  user=root
May 11 12:53:44 santamaria sshd\[1055\]: Failed password for root from 222.186.173.226 port 18775 ssh2
May 11 12:54:01 santamaria sshd\[1057\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.226  user=root
...
2020-05-11 19:00:48
198.27.122.201 attackbotsspam
May 11 13:08:23 buvik sshd[27437]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.27.122.201
May 11 13:08:26 buvik sshd[27437]: Failed password for invalid user sentry from 198.27.122.201 port 40912 ssh2
May 11 13:11:50 buvik sshd[28070]: Invalid user ubuntu from 198.27.122.201
...
2020-05-11 19:22:21
185.143.75.157 attack
May 11 13:02:49 relay postfix/smtpd\[31696\]: warning: unknown\[185.143.75.157\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 11 13:03:01 relay postfix/smtpd\[2503\]: warning: unknown\[185.143.75.157\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 11 13:03:28 relay postfix/smtpd\[31696\]: warning: unknown\[185.143.75.157\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 11 13:03:41 relay postfix/smtpd\[2503\]: warning: unknown\[185.143.75.157\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 11 13:04:08 relay postfix/smtpd\[5300\]: warning: unknown\[185.143.75.157\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-05-11 19:22:44
218.92.0.168 attackbotsspam
2020-05-11T13:25:01.733432sd-86998 sshd[27889]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.168  user=root
2020-05-11T13:25:04.020108sd-86998 sshd[27889]: Failed password for root from 218.92.0.168 port 16849 ssh2
2020-05-11T13:25:08.699288sd-86998 sshd[27889]: Failed password for root from 218.92.0.168 port 16849 ssh2
2020-05-11T13:25:01.733432sd-86998 sshd[27889]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.168  user=root
2020-05-11T13:25:04.020108sd-86998 sshd[27889]: Failed password for root from 218.92.0.168 port 16849 ssh2
2020-05-11T13:25:08.699288sd-86998 sshd[27889]: Failed password for root from 218.92.0.168 port 16849 ssh2
2020-05-11T13:25:01.733432sd-86998 sshd[27889]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.168  user=root
2020-05-11T13:25:04.020108sd-86998 sshd[27889]: Failed password for root from 218.92.0.168 p
...
2020-05-11 19:30:54
221.229.174.149 attack
05/10/2020-23:48:25.655975 221.229.174.149 Protocol: 6 ET SCAN Suspicious inbound to MSSQL port 1433
2020-05-11 19:21:59

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