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 <<>> 104.21.13.100
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 21789
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.13.100.			IN	A

;; AUTHORITY SECTION:
.			57	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021602 1800 900 604800 86400

;; Query time: 20 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 07:54:44 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 100.13.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 100.13.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
223.25.101.76 attackspam
Sep  2 18:00:15 aat-srv002 sshd[26935]: Failed password for root from 223.25.101.76 port 33934 ssh2
Sep  2 18:05:00 aat-srv002 sshd[27049]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.25.101.76
Sep  2 18:05:02 aat-srv002 sshd[27049]: Failed password for invalid user ftpadmin from 223.25.101.76 port 48708 ssh2
...
2019-09-03 07:17:23
141.98.9.5 attackspam
Sep  3 01:16:13 mail postfix/smtpd\[3353\]: warning: unknown\[141.98.9.5\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  3 01:17:08 mail postfix/smtpd\[4951\]: warning: unknown\[141.98.9.5\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  3 01:17:56 mail postfix/smtpd\[4968\]: warning: unknown\[141.98.9.5\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-09-03 07:23:13
157.230.7.0 attack
Sep  2 21:41:01 bouncer sshd\[16636\]: Invalid user ftp from 157.230.7.0 port 50358
Sep  2 21:41:01 bouncer sshd\[16636\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.7.0 
Sep  2 21:41:04 bouncer sshd\[16636\]: Failed password for invalid user ftp from 157.230.7.0 port 50358 ssh2
...
2019-09-03 06:58:53
191.53.194.157 attackbots
$f2bV_matches
2019-09-03 07:34:08
181.123.176.188 attackspam
Sep  3 01:04:01 tux-35-217 sshd\[30900\]: Invalid user gareth from 181.123.176.188 port 57370
Sep  3 01:04:01 tux-35-217 sshd\[30900\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.123.176.188
Sep  3 01:04:03 tux-35-217 sshd\[30900\]: Failed password for invalid user gareth from 181.123.176.188 port 57370 ssh2
Sep  3 01:09:36 tux-35-217 sshd\[30948\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.123.176.188  user=root
...
2019-09-03 07:32:46
182.135.2.172 attackspam
Sep  2 16:41:29 home sshd[31982]: Invalid user tex from 182.135.2.172 port 33728
Sep  2 16:41:29 home sshd[31982]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.135.2.172
Sep  2 16:41:29 home sshd[31982]: Invalid user tex from 182.135.2.172 port 33728
Sep  2 16:41:31 home sshd[31982]: Failed password for invalid user tex from 182.135.2.172 port 33728 ssh2
Sep  2 17:02:09 home sshd[32047]: Invalid user squadserver from 182.135.2.172 port 59998
Sep  2 17:02:09 home sshd[32047]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.135.2.172
Sep  2 17:02:09 home sshd[32047]: Invalid user squadserver from 182.135.2.172 port 59998
Sep  2 17:02:11 home sshd[32047]: Failed password for invalid user squadserver from 182.135.2.172 port 59998 ssh2
Sep  2 17:04:46 home sshd[32060]: Invalid user images from 182.135.2.172 port 56754
Sep  2 17:04:46 home sshd[32060]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh
2019-09-03 07:16:10
139.59.25.230 attackspam
Sep  2 15:40:36 vtv3 sshd\[26570\]: Invalid user miroslav from 139.59.25.230 port 54570
Sep  2 15:40:36 vtv3 sshd\[26570\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.25.230
Sep  2 15:40:37 vtv3 sshd\[26570\]: Failed password for invalid user miroslav from 139.59.25.230 port 54570 ssh2
Sep  2 15:45:14 vtv3 sshd\[28980\]: Invalid user test from 139.59.25.230 port 43326
Sep  2 15:45:14 vtv3 sshd\[28980\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.25.230
Sep  2 16:06:09 vtv3 sshd\[7364\]: Invalid user xu from 139.59.25.230 port 60376
Sep  2 16:06:09 vtv3 sshd\[7364\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.59.25.230
Sep  2 16:06:11 vtv3 sshd\[7364\]: Failed password for invalid user xu from 139.59.25.230 port 60376 ssh2
Sep  2 16:10:49 vtv3 sshd\[9717\]: Invalid user eti from 139.59.25.230 port 49136
Sep  2 16:10:49 vtv3 sshd\[9717\]: pam_unix\(ssh
2019-09-03 06:59:13
218.153.105.126 attackspambots
1567465769 - 09/03/2019 06:09:29 Host: 218.153.105.126/218.153.105.126 Port: 23 TCP Blocked
...
2019-09-03 07:36:29
106.13.43.192 attackbotsspam
Sep  2 13:03:48 lcprod sshd\[13453\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.43.192  user=root
Sep  2 13:03:50 lcprod sshd\[13453\]: Failed password for root from 106.13.43.192 port 39766 ssh2
Sep  2 13:06:47 lcprod sshd\[13930\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.43.192  user=root
Sep  2 13:06:49 lcprod sshd\[13930\]: Failed password for root from 106.13.43.192 port 36282 ssh2
Sep  2 13:09:45 lcprod sshd\[14307\]: Invalid user test from 106.13.43.192
Sep  2 13:09:45 lcprod sshd\[14307\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.43.192
2019-09-03 07:24:36
200.77.186.205 attackspam
Mail sent to address hacked/leaked from Last.fm
2019-09-03 07:18:05
80.82.77.18 attackbotsspam
Sep  3 01:23:28 andromeda postfix/smtpd\[23438\]: warning: unknown\[80.82.77.18\]: SASL LOGIN authentication failed: authentication failure
Sep  3 01:23:37 andromeda postfix/smtpd\[23438\]: warning: unknown\[80.82.77.18\]: SASL LOGIN authentication failed: authentication failure
Sep  3 01:23:56 andromeda postfix/smtpd\[24488\]: warning: unknown\[80.82.77.18\]: SASL LOGIN authentication failed: authentication failure
Sep  3 01:24:04 andromeda postfix/smtpd\[24917\]: warning: unknown\[80.82.77.18\]: SASL LOGIN authentication failed: authentication failure
Sep  3 01:24:15 andromeda postfix/smtpd\[29974\]: warning: unknown\[80.82.77.18\]: SASL LOGIN authentication failed: authentication failure
2019-09-03 07:25:58
141.98.9.205 attack
Sep  3 01:16:17 mail postfix/smtpd\[3326\]: warning: unknown\[141.98.9.205\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  3 01:17:28 mail postfix/smtpd\[12895\]: warning: unknown\[141.98.9.205\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Sep  3 01:18:33 mail postfix/smtpd\[4950\]: warning: unknown\[141.98.9.205\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-09-03 07:22:16
103.209.64.19 attack
Postfix Brute-Force reported by Fail2Ban
2019-09-03 07:28:59
5.195.233.41 attack
Sep  2 19:23:09 vps200512 sshd\[8172\]: Invalid user update from 5.195.233.41
Sep  2 19:23:09 vps200512 sshd\[8172\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.195.233.41
Sep  2 19:23:12 vps200512 sshd\[8172\]: Failed password for invalid user update from 5.195.233.41 port 36194 ssh2
Sep  2 19:27:47 vps200512 sshd\[8249\]: Invalid user tj from 5.195.233.41
Sep  2 19:27:47 vps200512 sshd\[8249\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=5.195.233.41
2019-09-03 07:38:57
178.128.158.113 attackspambots
$f2bV_matches_ltvn
2019-09-03 07:05:27

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