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 <<>> 104.21.13.128
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 24725
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.13.128.			IN	A

;; AUTHORITY SECTION:
.			598	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 07:55:55 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 128.13.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 128.13.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
92.119.160.107 attackspam
Oct 11 17:46:48 mc1 kernel: \[2095195.841475\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=92.119.160.107 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=243 ID=64898 PROTO=TCP SPT=50077 DPT=6326 WINDOW=1024 RES=0x00 SYN URGP=0 
Oct 11 17:47:46 mc1 kernel: \[2095254.160517\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=92.119.160.107 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=244 ID=64865 PROTO=TCP SPT=50077 DPT=6265 WINDOW=1024 RES=0x00 SYN URGP=0 
Oct 11 17:52:27 mc1 kernel: \[2095534.744533\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=92.119.160.107 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=244 ID=24887 PROTO=TCP SPT=50077 DPT=6456 WINDOW=1024 RES=0x00 SYN URGP=0 
...
2019-10-12 11:17:28
92.63.194.90 attackbots
2019-10-12T09:25:28.603744enmeeting.mahidol.ac.th sshd\[2112\]: Invalid user admin from 92.63.194.90 port 49642
2019-10-12T09:25:28.622378enmeeting.mahidol.ac.th sshd\[2112\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=92.63.194.90
2019-10-12T09:25:31.036059enmeeting.mahidol.ac.th sshd\[2112\]: Failed password for invalid user admin from 92.63.194.90 port 49642 ssh2
...
2019-10-12 11:36:18
222.186.175.147 attackspam
k+ssh-bruteforce
2019-10-12 10:58:07
106.14.208.146 attackbots
Automatic report - Banned IP Access
2019-10-12 11:37:06
41.87.80.26 attackbotsspam
Oct 12 05:27:20 vps01 sshd[31709]: Failed password for root from 41.87.80.26 port 10557 ssh2
2019-10-12 11:36:36
193.32.160.142 attack
Oct 12 05:14:41 webserver postfix/smtpd\[4882\]: NOQUEUE: reject: RCPT from unknown\[193.32.160.142\]: 454 4.7.1 Service unavailable\; Client host \[193.32.160.142\] blocked using dnsbl.sorbs.net\; Exploitable Server See: http://www.sorbs.net/lookup.shtml\?193.32.160.142\; from=\<10i1zkxby2bb7h@fireware.com\> to=\ proto=ESMTP helo=\<\[193.32.160.142\]\>
Oct 12 05:14:41 webserver postfix/smtpd\[4882\]: NOQUEUE: reject: RCPT from unknown\[193.32.160.142\]: 454 4.7.1 Service unavailable\; Client host \[193.32.160.142\] blocked using dnsbl.sorbs.net\; Exploitable Server See: http://www.sorbs.net/lookup.shtml\?193.32.160.142\; from=\<10i1zkxby2bb7h@fireware.com\> to=\ proto=ESMTP helo=\<\[193.32.160.142\]\>
Oct 12 05:14:41 webserver postfix/smtpd\[4882\]: NOQUEUE: reject: RCPT from unknown\[193.32.160.142\]: 454 4.7.1 Service unavailable\; Client host \[193.32.160.142\] blocked using dnsbl.sorbs.net\; Exploitable Server See: http://www.sorbs.net/lookup.shtml
...
2019-10-12 11:20:23
90.189.153.208 attack
Dovecot Brute-Force
2019-10-12 11:18:37
104.236.100.42 attack
[munged]::443 104.236.100.42 - - [11/Oct/2019:20:58:05 +0200] "POST /[munged]: HTTP/1.1" 200 6626 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 104.236.100.42 - - [11/Oct/2019:20:58:07 +0200] "POST /[munged]: HTTP/1.1" 200 6624 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 104.236.100.42 - - [11/Oct/2019:20:58:07 +0200] "POST /[munged]: HTTP/1.1" 200 6624 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 104.236.100.42 - - [11/Oct/2019:20:58:49 +0200] "POST /[munged]: HTTP/1.1" 200 6824 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 104.236.100.42 - - [11/Oct/2019:20:58:49 +0200] "POST /[munged]: HTTP/1.1" 200 6824 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
[munged]::443 104.236.100.42 - - [11/Oct/2019:20:58:53 +0200] "POST /[munged]: HTTP/1.1" 200 6805 "-" "Mozilla/5.0 (X11
2019-10-12 11:00:35
201.15.34.98 attack
postfix
2019-10-12 11:05:09
149.202.206.206 attackbots
$f2bV_matches
2019-10-12 11:00:53
112.85.42.195 attack
Oct 12 04:36:04 ArkNodeAT sshd\[6634\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.195  user=root
Oct 12 04:36:06 ArkNodeAT sshd\[6634\]: Failed password for root from 112.85.42.195 port 23183 ssh2
Oct 12 04:36:48 ArkNodeAT sshd\[6643\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.195  user=root
2019-10-12 11:02:12
157.230.215.106 attack
Oct 12 04:25:51 MK-Soft-VM6 sshd[9976]: Failed password for root from 157.230.215.106 port 35444 ssh2
...
2019-10-12 11:03:54
36.233.238.215 attack
23/tcp
[2019-10-11]1pkt
2019-10-12 11:06:12
167.99.81.101 attackspambots
$f2bV_matches
2019-10-12 11:21:58
51.75.251.153 attack
Oct 11 05:43:44 php1 sshd\[30831\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.ip-51-75-251.eu  user=root
Oct 11 05:43:47 php1 sshd\[30831\]: Failed password for root from 51.75.251.153 port 38422 ssh2
Oct 11 05:47:42 php1 sshd\[31279\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.ip-51-75-251.eu  user=root
Oct 11 05:47:45 php1 sshd\[31279\]: Failed password for root from 51.75.251.153 port 49442 ssh2
Oct 11 05:51:42 php1 sshd\[31727\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.ip-51-75-251.eu  user=root
2019-10-12 11:35:52

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