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: None

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 <<>> 104.21.40.18
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 54007
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.40.18.			IN	A

;; AUTHORITY SECTION:
.			143	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 77 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:09:25 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 18.40.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 18.40.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
185.221.134.234 attack
Jul 12 12:13:37 debian-2gb-nbg1-2 kernel: \[16807396.885848\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=185.221.134.234 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=238 ID=7846 PROTO=TCP SPT=41860 DPT=8000 WINDOW=1024 RES=0x00 SYN URGP=0
2020-07-12 18:19:40
124.95.171.244 attackbotsspam
Jul 12 11:17:40 itv-usvr-02 sshd[31389]: Invalid user on from 124.95.171.244 port 42246
Jul 12 11:17:40 itv-usvr-02 sshd[31389]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=124.95.171.244
Jul 12 11:17:40 itv-usvr-02 sshd[31389]: Invalid user on from 124.95.171.244 port 42246
Jul 12 11:17:42 itv-usvr-02 sshd[31389]: Failed password for invalid user on from 124.95.171.244 port 42246 ssh2
Jul 12 11:19:59 itv-usvr-02 sshd[31482]: Invalid user minerva from 124.95.171.244 port 58642
2020-07-12 18:53:50
170.150.72.28 attackspam
Jul 12 11:31:33  sshd\[6429\]: Invalid user opton from 170.150.72.28Jul 12 11:31:35  sshd\[6429\]: Failed password for invalid user opton from 170.150.72.28 port 39790 ssh2
...
2020-07-12 18:34:03
5.135.185.27 attack
<6 unauthorized SSH connections
2020-07-12 18:44:14
164.132.196.98 attackbots
Jul 12 02:21:00 Tower sshd[17073]: Connection from 164.132.196.98 port 42855 on 192.168.10.220 port 22 rdomain ""
Jul 12 02:21:03 Tower sshd[17073]: Invalid user testing from 164.132.196.98 port 42855
Jul 12 02:21:03 Tower sshd[17073]: error: Could not get shadow information for NOUSER
Jul 12 02:21:03 Tower sshd[17073]: Failed password for invalid user testing from 164.132.196.98 port 42855 ssh2
Jul 12 02:21:03 Tower sshd[17073]: Received disconnect from 164.132.196.98 port 42855:11: Bye Bye [preauth]
Jul 12 02:21:03 Tower sshd[17073]: Disconnected from invalid user testing 164.132.196.98 port 42855 [preauth]
2020-07-12 18:45:05
216.104.200.22 attackspambots
Invalid user guojingjing from 216.104.200.22 port 42882
2020-07-12 18:30:37
46.38.235.173 attackspam
Jul 12 10:13:24 h2779839 sshd[6919]: Invalid user daxiao from 46.38.235.173 port 41940
Jul 12 10:13:24 h2779839 sshd[6919]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.38.235.173
Jul 12 10:13:24 h2779839 sshd[6919]: Invalid user daxiao from 46.38.235.173 port 41940
Jul 12 10:13:26 h2779839 sshd[6919]: Failed password for invalid user daxiao from 46.38.235.173 port 41940 ssh2
Jul 12 10:18:16 h2779839 sshd[6993]: Invalid user chuma from 46.38.235.173 port 41088
Jul 12 10:18:16 h2779839 sshd[6993]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=46.38.235.173
Jul 12 10:18:16 h2779839 sshd[6993]: Invalid user chuma from 46.38.235.173 port 41088
Jul 12 10:18:18 h2779839 sshd[6993]: Failed password for invalid user chuma from 46.38.235.173 port 41088 ssh2
Jul 12 10:23:06 h2779839 sshd[7043]: Invalid user yangzishuang from 46.38.235.173 port 40234
...
2020-07-12 18:29:10
223.197.151.55 attack
Jul 12 09:17:58 scw-focused-cartwright sshd[27521]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.197.151.55
Jul 12 09:18:00 scw-focused-cartwright sshd[27521]: Failed password for invalid user ts3 from 223.197.151.55 port 54127 ssh2
2020-07-12 18:47:54
185.156.73.60 attackspam
[H1] Blocked by UFW
2020-07-12 18:50:57
134.209.149.64 attackspam
2020-07-12T07:53:08.350909vps751288.ovh.net sshd\[5375\]: Invalid user bhan from 134.209.149.64 port 42482
2020-07-12T07:53:08.358368vps751288.ovh.net sshd\[5375\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.149.64
2020-07-12T07:53:09.945982vps751288.ovh.net sshd\[5375\]: Failed password for invalid user bhan from 134.209.149.64 port 42482 ssh2
2020-07-12T07:55:50.764046vps751288.ovh.net sshd\[5401\]: Invalid user lxf from 134.209.149.64 port 56034
2020-07-12T07:55:50.770872vps751288.ovh.net sshd\[5401\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.209.149.64
2020-07-12 18:45:56
49.235.149.108 attack
2020-07-12T05:03:22.989544server.espacesoutien.com sshd[7901]: Invalid user aoife from 49.235.149.108 port 54286
2020-07-12T05:03:23.003381server.espacesoutien.com sshd[7901]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.149.108
2020-07-12T05:03:22.989544server.espacesoutien.com sshd[7901]: Invalid user aoife from 49.235.149.108 port 54286
2020-07-12T05:03:24.997192server.espacesoutien.com sshd[7901]: Failed password for invalid user aoife from 49.235.149.108 port 54286 ssh2
...
2020-07-12 18:17:45
151.233.97.79 attackbotsspam
1594525735 - 07/12/2020 05:48:55 Host: 151.233.97.79/151.233.97.79 Port: 445 TCP Blocked
2020-07-12 18:36:42
193.122.167.164 attackspambots
Invalid user zwk from 193.122.167.164 port 50716
2020-07-12 18:38:45
198.27.81.94 attackbots
198.27.81.94 - - [12/Jul/2020:11:20:26 +0100] "POST /wp-login.php HTTP/1.1" 200 4053 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
198.27.81.94 - - [12/Jul/2020:11:23:06 +0100] "POST /wp-login.php HTTP/1.1" 200 4053 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
198.27.81.94 - - [12/Jul/2020:11:26:13 +0100] "POST /wp-login.php HTTP/1.1" 200 4053 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36"
...
2020-07-12 18:38:21
18.184.131.112 attackspam
Jul 11 04:03:42 *** sshd[18158]: Invalid user test from 18.184.131.112
Jul 11 04:03:42 *** sshd[18158]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=em3-18-184-131-112.eu-central-1.compute.amazonaws.com 
Jul 11 04:03:45 *** sshd[18158]: Failed password for invalid user test from 18.184.131.112 port 44254 ssh2
Jul 11 04:03:45 *** sshd[18158]: Received disconnect from 18.184.131.112: 11: Bye Bye [preauth]
Jul 11 04:05:45 *** sshd[18377]: Invalid user dan from 18.184.131.112
Jul 11 04:05:45 *** sshd[18377]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=em3-18-184-131-112.eu-central-1.compute.amazonaws.com 
Jul 11 04:05:47 *** sshd[18377]: Failed password for invalid user dan from 18.184.131.112 port 43298 ssh2
Jul 11 04:05:47 *** sshd[18377]: Received disconnect from 18.184.131.112: 11: Bye Bye [preauth]
Jul 11 04:06:42 *** sshd[18511]: Invalid user vhostnameor from 18.184.131.112
Jul 11 0........
-------------------------------
2020-07-12 18:31:05

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