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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.7.121
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 40890
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.7.121.			IN	A

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

;; Query time: 88 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:47:46 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 121.7.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 121.7.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
129.213.117.53 attackbots
2019-10-12T14:13:19.514753abusebot-5.cloudsearch.cf sshd\[24592\]: Invalid user waggoner from 129.213.117.53 port 50070
2019-10-13 01:46:02
92.63.192.151 attackbots
phishing link 4-gkb.ru
2019-10-13 01:36:46
144.217.83.201 attack
Oct 12 07:06:18 auw2 sshd\[14792\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.ip-144-217-83.net  user=root
Oct 12 07:06:20 auw2 sshd\[14792\]: Failed password for root from 144.217.83.201 port 54584 ssh2
Oct 12 07:10:19 auw2 sshd\[15289\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.ip-144-217-83.net  user=root
Oct 12 07:10:21 auw2 sshd\[15289\]: Failed password for root from 144.217.83.201 port 38358 ssh2
Oct 12 07:14:19 auw2 sshd\[15627\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.ip-144-217-83.net  user=root
2019-10-13 01:27:35
218.219.246.124 attackbotsspam
Oct 12 10:43:43 xtremcommunity sshd\[449854\]: Invalid user @WSX\#EDC$RFV from 218.219.246.124 port 46784
Oct 12 10:43:43 xtremcommunity sshd\[449854\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.219.246.124
Oct 12 10:43:45 xtremcommunity sshd\[449854\]: Failed password for invalid user @WSX\#EDC$RFV from 218.219.246.124 port 46784 ssh2
Oct 12 10:48:09 xtremcommunity sshd\[449911\]: Invalid user @WSX\#EDC$RFV from 218.219.246.124 port 43854
Oct 12 10:48:09 xtremcommunity sshd\[449911\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.219.246.124
...
2019-10-13 01:36:28
178.69.12.30 attackbotsspam
proto=tcp  .  spt=60699  .  dpt=25  .     (Listed on    dnsbl-sorbs plus abuseat-org and barracuda)     (885)
2019-10-13 01:07:31
222.186.173.180 attackspambots
Oct 12 17:19:00 *** sshd[2729]: User root from 222.186.173.180 not allowed because not listed in AllowUsers
2019-10-13 01:26:09
167.71.228.9 attackbotsspam
Oct  7 03:58:11 pi01 sshd[7319]: Connection from 167.71.228.9 port 35598 on 192.168.1.10 port 22
Oct  7 03:58:12 pi01 sshd[7319]: User r.r from 167.71.228.9 not allowed because not listed in AllowUsers
Oct  7 03:58:12 pi01 sshd[7319]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.71.228.9  user=r.r
Oct  7 03:58:14 pi01 sshd[7319]: Failed password for invalid user r.r from 167.71.228.9 port 35598 ssh2
Oct  7 03:58:14 pi01 sshd[7319]: Received disconnect from 167.71.228.9 port 35598:11: Bye Bye [preauth]
Oct  7 03:58:14 pi01 sshd[7319]: Disconnected from 167.71.228.9 port 35598 [preauth]
Oct  7 04:13:10 pi01 sshd[7548]: Connection from 167.71.228.9 port 48656 on 192.168.1.10 port 22
Oct  7 04:13:12 pi01 sshd[7548]: User r.r from 167.71.228.9 not allowed because not listed in AllowUsers
Oct  7 04:13:12 pi01 sshd[7548]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.71.228.9  user=r.r........
-------------------------------
2019-10-13 01:44:27
92.222.33.4 attack
Oct 12 17:27:50 SilenceServices sshd[344]: Failed password for root from 92.222.33.4 port 51686 ssh2
Oct 12 17:32:17 SilenceServices sshd[1520]: Failed password for root from 92.222.33.4 port 34394 ssh2
2019-10-13 01:03:02
143.0.165.203 attackbots
TCP Port: 25 _    invalid blocked  abuseat-org also barracudacentral _  _  _ _ (879)
2019-10-13 01:47:28
14.240.166.167 attackbots
TCP Port: 25 _    invalid blocked  abuseat-org also barracudacentral _  _  _ _ (883)
2019-10-13 01:35:36
185.36.81.16 attackspam
Oct 12 17:04:19 mail postfix/smtpd\[3368\]: warning: unknown\[185.36.81.16\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Oct 12 17:28:58 mail postfix/smtpd\[7420\]: warning: unknown\[185.36.81.16\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Oct 12 17:53:36 mail postfix/smtpd\[10879\]: warning: unknown\[185.36.81.16\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
Oct 12 18:43:11 mail postfix/smtpd\[13238\]: warning: unknown\[185.36.81.16\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6\
2019-10-13 01:23:42
183.88.16.206 attackspambots
Oct 12 13:30:47 ny01 sshd[20334]: Failed password for root from 183.88.16.206 port 46438 ssh2
Oct 12 13:35:17 ny01 sshd[20742]: Failed password for root from 183.88.16.206 port 57874 ssh2
2019-10-13 01:50:30
139.59.5.65 attack
Oct 12 18:53:15 vps691689 sshd[16275]: Failed password for root from 139.59.5.65 port 35988 ssh2
Oct 12 18:58:00 vps691689 sshd[16360]: Failed password for root from 139.59.5.65 port 47008 ssh2
...
2019-10-13 01:04:09
106.13.81.162 attackbots
Lines containing failures of 106.13.81.162
Oct  7 06:03:32 ks3370873 sshd[17822]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.81.162  user=r.r
Oct  7 06:03:34 ks3370873 sshd[17822]: Failed password for r.r from 106.13.81.162 port 54222 ssh2
Oct  7 06:03:34 ks3370873 sshd[17822]: Received disconnect from 106.13.81.162 port 54222:11: Bye Bye [preauth]
Oct  7 06:03:34 ks3370873 sshd[17822]: Disconnected from authenticating user r.r 106.13.81.162 port 54222 [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=106.13.81.162
2019-10-13 01:25:11
120.36.2.217 attack
Oct 12 14:08:31 sshgateway sshd\[4143\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.36.2.217  user=root
Oct 12 14:08:33 sshgateway sshd\[4143\]: Failed password for root from 120.36.2.217 port 28284 ssh2
Oct 12 14:13:49 sshgateway sshd\[4165\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.36.2.217  user=root
2019-10-13 01:25:36

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