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 <<>> 104.21.8.13
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 38947
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.8.13.			IN	A

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

;; Query time: 65 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:59:31 CST 2022
;; MSG SIZE  rcvd: 104
Host info
Host 13.8.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 13.8.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
185.92.247.200 attackspam
WordPress wp-login brute force :: 185.92.247.200 0.164 BYPASS [06/Oct/2019:23:37:51  1100] [censored_1] "POST /wp-login.php HTTP/1.1" 200 3972 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2019-10-06 23:36:07
117.187.136.129 attack
telnet server brute force attack
2019-10-06 23:15:09
106.53.90.75 attack
Oct  6 16:24:25 SilenceServices sshd[30909]: Failed password for root from 106.53.90.75 port 39026 ssh2
Oct  6 16:28:58 SilenceServices sshd[32127]: Failed password for root from 106.53.90.75 port 39724 ssh2
2019-10-06 23:40:33
157.119.28.15 attackspam
19/10/6@07:44:51: FAIL: Alarm-Intrusion address from=157.119.28.15
...
2019-10-06 23:21:05
213.32.91.37 attackbots
Oct  6 11:45:08 unicornsoft sshd\[7690\]: User root from 213.32.91.37 not allowed because not listed in AllowUsers
Oct  6 11:45:08 unicornsoft sshd\[7690\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.32.91.37  user=root
Oct  6 11:45:09 unicornsoft sshd\[7690\]: Failed password for invalid user root from 213.32.91.37 port 46136 ssh2
2019-10-06 23:10:09
201.150.149.86 attackbots
Automatic report - Port Scan Attack
2019-10-06 23:19:56
78.128.113.116 attackbotsspam
Oct  6 15:06:10 mail postfix/smtpd\[15516\]: warning: unknown\[78.128.113.116\]: SASL PLAIN authentication failed: \
Oct  6 16:42:43 mail postfix/smtpd\[18149\]: warning: unknown\[78.128.113.116\]: SASL PLAIN authentication failed: \
Oct  6 16:42:50 mail postfix/smtpd\[19838\]: warning: unknown\[78.128.113.116\]: SASL PLAIN authentication failed: \
Oct  6 16:58:02 mail postfix/smtpd\[20291\]: warning: unknown\[78.128.113.116\]: SASL PLAIN authentication failed: \
2019-10-06 23:10:39
196.13.207.52 attackbots
ssh failed login
2019-10-06 23:40:13
163.172.251.80 attackbotsspam
2019-10-06T14:37:45.142327shield sshd\[23835\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.251.80  user=root
2019-10-06T14:37:46.715651shield sshd\[23835\]: Failed password for root from 163.172.251.80 port 41010 ssh2
2019-10-06T14:41:57.719206shield sshd\[24248\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.251.80  user=root
2019-10-06T14:41:59.889416shield sshd\[24248\]: Failed password for root from 163.172.251.80 port 52372 ssh2
2019-10-06T14:46:04.589941shield sshd\[24768\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=163.172.251.80  user=root
2019-10-06 23:11:56
157.230.63.232 attackbots
Oct  6 15:51:47 icinga sshd[2067]: Failed password for root from 157.230.63.232 port 47784 ssh2
...
2019-10-06 23:27:28
137.74.159.147 attack
Oct  6 16:51:49 localhost sshd\[9801\]: Invalid user Sigma_123 from 137.74.159.147 port 51180
Oct  6 16:51:49 localhost sshd\[9801\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=137.74.159.147
Oct  6 16:51:51 localhost sshd\[9801\]: Failed password for invalid user Sigma_123 from 137.74.159.147 port 51180 ssh2
2019-10-06 23:13:31
185.142.236.129 attackspambots
Oct  6 10:51:22 xtremcommunity sshd\[248401\]: Invalid user Wild123 from 185.142.236.129 port 40260
Oct  6 10:51:22 xtremcommunity sshd\[248401\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.142.236.129
Oct  6 10:51:24 xtremcommunity sshd\[248401\]: Failed password for invalid user Wild123 from 185.142.236.129 port 40260 ssh2
Oct  6 10:55:22 xtremcommunity sshd\[248563\]: Invalid user Sunset2017 from 185.142.236.129 port 51126
Oct  6 10:55:22 xtremcommunity sshd\[248563\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.142.236.129
...
2019-10-06 23:11:42
91.121.205.83 attack
Oct  6 16:30:49 SilenceServices sshd[32609]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.121.205.83
Oct  6 16:30:51 SilenceServices sshd[32609]: Failed password for invalid user Transport!23 from 91.121.205.83 port 32922 ssh2
Oct  6 16:38:05 SilenceServices sshd[2143]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=91.121.205.83
2019-10-06 23:15:31
114.228.74.92 attackbots
firewall-block, port(s): 22/tcp
2019-10-06 23:39:59
93.182.75.240 attackbotsspam
Automatic report - Banned IP Access
2019-10-06 23:21:52

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