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 <<>> 104.21.8.158
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 55801
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.8.158.			IN	A

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

;; Query time: 26 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:59:40 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 158.8.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 158.8.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
164.90.217.12 attack
Invalid user admin from 164.90.217.12 port 11394
2020-09-16 20:21:40
139.59.57.64 attackspambots
139.59.57.64 - - [16/Sep/2020:04:48:19 +0100] "POST /wp-login.php HTTP/1.1" 200 1967 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
139.59.57.64 - - [16/Sep/2020:04:48:21 +0100] "POST /wp-login.php HTTP/1.1" 200 1948 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
139.59.57.64 - - [16/Sep/2020:04:48:21 +0100] "POST /xmlrpc.php HTTP/1.1" 403 219 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
...
2020-09-16 20:27:08
182.72.29.174 attackspam
1600250217 - 09/16/2020 11:56:57 Host: 182.72.29.174/182.72.29.174 Port: 445 TCP Blocked
2020-09-16 20:23:40
46.109.40.52 attackbots
Sep 15 21:02:11 ssh2 sshd[64367]: User root from 46.109.40.52 not allowed because not listed in AllowUsers
Sep 15 21:02:12 ssh2 sshd[64367]: Failed password for invalid user root from 46.109.40.52 port 34964 ssh2
Sep 15 21:02:12 ssh2 sshd[64367]: Connection closed by invalid user root 46.109.40.52 port 34964 [preauth]
...
2020-09-16 20:28:22
203.176.74.228 attackbots
Sep 16 11:37:56 master sshd[6583]: Failed password for root from 203.176.74.228 port 41734 ssh2
Sep 16 11:44:14 master sshd[6765]: Failed password for root from 203.176.74.228 port 42740 ssh2
Sep 16 11:48:51 master sshd[6870]: Failed password for root from 203.176.74.228 port 36329 ssh2
Sep 16 11:57:42 master sshd[7083]: Failed password for root from 203.176.74.228 port 51744 ssh2
Sep 16 12:01:59 master sshd[7581]: Failed password for root from 203.176.74.228 port 45333 ssh2
Sep 16 12:06:12 master sshd[7669]: Failed password for root from 203.176.74.228 port 38922 ssh2
Sep 16 12:10:23 master sshd[7827]: Failed password for root from 203.176.74.228 port 60746 ssh2
Sep 16 12:14:46 master sshd[7861]: Failed password for root from 203.176.74.228 port 54335 ssh2
Sep 16 12:18:59 master sshd[7954]: Failed password for root from 203.176.74.228 port 47924 ssh2
Sep 16 12:23:15 master sshd[8078]: Failed password for root from 203.176.74.228 port 41516 ssh2
2020-09-16 20:05:53
14.98.213.14 attack
Invalid user developer from 14.98.213.14 port 40920
2020-09-16 20:02:48
192.3.105.186 attack
Invalid user fake from 192.3.105.186 port 51378
2020-09-16 19:25:04
59.72.122.148 attackspambots
$f2bV_matches
2020-09-16 19:29:42
157.230.38.102 attackbotsspam
Sep 16 13:58:24 inter-technics sshd[32010]: Invalid user baba from 157.230.38.102 port 47150
Sep 16 13:58:24 inter-technics sshd[32010]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.38.102
Sep 16 13:58:24 inter-technics sshd[32010]: Invalid user baba from 157.230.38.102 port 47150
Sep 16 13:58:26 inter-technics sshd[32010]: Failed password for invalid user baba from 157.230.38.102 port 47150 ssh2
Sep 16 14:03:01 inter-technics sshd[32342]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.38.102  user=root
Sep 16 14:03:03 inter-technics sshd[32342]: Failed password for root from 157.230.38.102 port 57006 ssh2
...
2020-09-16 20:24:22
212.64.95.187 attack
Sep 16 07:15:02 Tower sshd[6429]: Connection from 212.64.95.187 port 40004 on 192.168.10.220 port 22 rdomain ""
Sep 16 07:15:03 Tower sshd[6429]: Failed password for root from 212.64.95.187 port 40004 ssh2
Sep 16 07:15:04 Tower sshd[6429]: Received disconnect from 212.64.95.187 port 40004:11: Bye Bye [preauth]
Sep 16 07:15:04 Tower sshd[6429]: Disconnected from authenticating user root 212.64.95.187 port 40004 [preauth]
2020-09-16 20:35:20
49.51.90.173 attackspambots
49.51.90.173 (CA/Canada/-), 6 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: Sep 16 06:39:37 server4 sshd[9759]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=152.136.183.151  user=root
Sep 16 06:40:18 server4 sshd[10499]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.185.246  user=root
Sep 16 06:39:40 server4 sshd[9759]: Failed password for root from 152.136.183.151 port 59260 ssh2
Sep 16 06:40:20 server4 sshd[10499]: Failed password for root from 129.211.185.246 port 42676 ssh2
Sep 16 06:40:23 server4 sshd[10546]: Failed password for root from 51.77.140.36 port 34102 ssh2
Sep 16 06:41:39 server4 sshd[11623]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.51.90.173  user=root

IP Addresses Blocked:

152.136.183.151 (CN/China/-)
129.211.185.246 (CN/China/-)
51.77.140.36 (FR/France/-)
2020-09-16 19:27:23
177.92.247.236 attack
Sep 15 18:08:06 mail.srvfarm.net postfix/smtps/smtpd[2800658]: warning: 177-92-247-236.tecportnet.com.br[177.92.247.236]: SASL PLAIN authentication failed: 
Sep 15 18:08:07 mail.srvfarm.net postfix/smtps/smtpd[2800658]: lost connection after AUTH from 177-92-247-236.tecportnet.com.br[177.92.247.236]
Sep 15 18:12:31 mail.srvfarm.net postfix/smtpd[2805933]: warning: 177-92-247-236.tecportnet.com.br[177.92.247.236]: SASL PLAIN authentication failed: 
Sep 15 18:12:31 mail.srvfarm.net postfix/smtpd[2805933]: lost connection after AUTH from 177-92-247-236.tecportnet.com.br[177.92.247.236]
Sep 15 18:16:16 mail.srvfarm.net postfix/smtps/smtpd[2817591]: warning: 177-92-247-236.tecportnet.com.br[177.92.247.236]: SASL PLAIN authentication failed:
2020-09-16 19:39:20
118.97.213.194 attack
SSH auth scanning - multiple failed logins
2020-09-16 19:21:54
200.85.211.50 attackspam
Unauthorized connection attempt from IP address 200.85.211.50 on Port 445(SMB)
2020-09-16 20:03:58
121.229.6.166 attack
Sep 16 07:51:37 firewall sshd[2680]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.229.6.166
Sep 16 07:51:37 firewall sshd[2680]: Invalid user web from 121.229.6.166
Sep 16 07:51:39 firewall sshd[2680]: Failed password for invalid user web from 121.229.6.166 port 37452 ssh2
...
2020-09-16 20:34:52

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