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 <<>> 104.21.42.231
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 34270
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.42.231.			IN	A

;; AUTHORITY SECTION:
.			390	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 70 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 22:13:03 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 231.42.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 231.42.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
36.92.174.133 attackspam
Sep 15 00:00:47 scw-6657dc sshd[32107]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.92.174.133  user=root
Sep 15 00:00:47 scw-6657dc sshd[32107]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.92.174.133  user=root
Sep 15 00:00:50 scw-6657dc sshd[32107]: Failed password for root from 36.92.174.133 port 54597 ssh2
...
2020-09-15 08:13:01
194.187.110.38 attackbotsspam
Excessive crawling, exceed limits robots.txt
2020-09-15 08:11:09
167.71.210.7 attackspam
Sep 15 00:58:44 ns3164893 sshd[6933]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.71.210.7  user=root
Sep 15 00:58:46 ns3164893 sshd[6933]: Failed password for root from 167.71.210.7 port 48320 ssh2
...
2020-09-15 08:21:05
210.1.19.131 attackbots
2020-09-13T08:18:44.662406hostname sshd[36931]: Failed password for root from 210.1.19.131 port 58251 ssh2
...
2020-09-15 12:12:39
64.227.25.8 attackspambots
Sep 14 14:11:58 dignus sshd[19881]: Failed password for root from 64.227.25.8 port 47440 ssh2
Sep 14 14:12:17 dignus sshd[19907]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=64.227.25.8  user=root
Sep 14 14:12:19 dignus sshd[19907]: Failed password for root from 64.227.25.8 port 50952 ssh2
Sep 14 14:12:41 dignus sshd[19934]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=64.227.25.8  user=root
Sep 14 14:12:43 dignus sshd[19934]: Failed password for root from 64.227.25.8 port 54460 ssh2
...
2020-09-15 12:03:02
51.83.69.142 attackbots
Triggered by Fail2Ban at Ares web server
2020-09-15 08:19:32
81.70.20.177 attack
$f2bV_matches
2020-09-15 08:04:59
50.93.23.58 attackbots
[N10.H2.VM2] Port Scanner Detected Blocked by UFW
2020-09-15 12:02:20
177.67.164.134 attackbotsspam
$f2bV_matches
2020-09-15 08:14:09
177.185.117.133 attackspambots
Sep 14 22:49:03 marvibiene sshd[15780]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=177.185.117.133  user=root
Sep 14 22:49:06 marvibiene sshd[15780]: Failed password for root from 177.185.117.133 port 43214 ssh2
Sep 14 22:59:39 marvibiene sshd[62968]: Invalid user nak from 177.185.117.133 port 58000
2020-09-15 12:05:03
103.105.130.136 attack
Sep 15 04:27:11 marvibiene sshd[20821]: Failed password for root from 103.105.130.136 port 57590 ssh2
2020-09-15 12:07:16
51.91.125.195 attackbots
Sep 14 18:49:31 roki-contabo sshd\[8184\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.91.125.195  user=root
Sep 14 18:49:32 roki-contabo sshd\[8184\]: Failed password for root from 51.91.125.195 port 35334 ssh2
Sep 14 18:58:32 roki-contabo sshd\[8362\]: Invalid user sir from 51.91.125.195
Sep 14 18:58:32 roki-contabo sshd\[8362\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.91.125.195
Sep 14 18:58:33 roki-contabo sshd\[8362\]: Failed password for invalid user sir from 51.91.125.195 port 47584 ssh2
...
2020-09-15 08:22:25
182.61.167.24 attack
DATE:2020-09-15 04:00:29, IP:182.61.167.24, PORT:ssh SSH brute force auth (docker-dc)
2020-09-15 12:01:04
192.35.168.160 attack
192.35.168.160 - - [15/Sep/2020:03:36:47 +0200] "GET / HTTP/1.1" 403 143 "-" "Mozilla/5.0 zgrab/0.x"
...
2020-09-15 12:13:19
178.32.76.150 attack
SSH brute force
2020-09-15 08:08:58

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