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: Canada

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 <<>> 104.156.73.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 51808
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.156.73.21.			IN	A

;; AUTHORITY SECTION:
.			391	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022701 1800 900 604800 86400

;; Query time: 63 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Feb 28 13:49:59 CST 2022
;; MSG SIZE  rcvd: 106
Host info
21.73.156.104.in-addr.arpa domain name pointer IP-21-73-156-104.static.fibrenoire.ca.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
21.73.156.104.in-addr.arpa	name = IP-21-73-156-104.static.fibrenoire.ca.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
104.244.72.115 attackspam
US_FranTech
BuyVM_<177>1585281315 [1:2522002:4013] ET TOR Known Tor Relay/Router (Not Exit) Node TCP Traffic group 3 [Classification: Misc Attack] [Priority: 2]:  {TCP} 104.244.72.115:46840
2020-03-27 12:22:51
45.11.24.68 attack
Mar 27 06:10:19 taivassalofi sshd[212998]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.11.24.68
Mar 27 06:10:21 taivassalofi sshd[212998]: Failed password for invalid user qq from 45.11.24.68 port 51696 ssh2
...
2020-03-27 12:30:08
168.243.91.20 attackbotsspam
2020-03-27T03:59:27.902371shield sshd\[8522\]: Invalid user lqp from 168.243.91.20 port 50015
2020-03-27T03:59:27.911520shield sshd\[8522\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=mail2.pddh.gob.sv
2020-03-27T03:59:29.406078shield sshd\[8522\]: Failed password for invalid user lqp from 168.243.91.20 port 50015 ssh2
2020-03-27T04:02:32.706876shield sshd\[9402\]: Invalid user wol from 168.243.91.20 port 49082
2020-03-27T04:02:32.714165shield sshd\[9402\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=mail2.pddh.gob.sv
2020-03-27 12:27:37
60.215.31.40 attackbotsspam
(mod_security) mod_security (id:211230) triggered by 60.215.31.40 (CN/China/-): 5 in the last 300 secs
2020-03-27 12:34:02
62.234.190.206 attackbotsspam
Mar 27 11:30:31 itv-usvr-01 sshd[30273]: Invalid user bhr from 62.234.190.206
Mar 27 11:30:31 itv-usvr-01 sshd[30273]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.190.206
Mar 27 11:30:31 itv-usvr-01 sshd[30273]: Invalid user bhr from 62.234.190.206
Mar 27 11:30:33 itv-usvr-01 sshd[30273]: Failed password for invalid user bhr from 62.234.190.206 port 34678 ssh2
Mar 27 11:34:25 itv-usvr-01 sshd[30432]: Invalid user ift from 62.234.190.206
2020-03-27 12:45:41
182.23.104.231 attackspambots
Mar 26 22:39:26 server1 sshd\[19228\]: Failed password for invalid user aiz from 182.23.104.231 port 44512 ssh2
Mar 26 22:39:26 server1 sshd\[19227\]: Failed password for invalid user aiz from 182.23.104.231 port 44510 ssh2
Mar 26 22:43:27 server1 sshd\[20666\]: Invalid user loach from 182.23.104.231
Mar 26 22:43:27 server1 sshd\[20666\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.23.104.231 
Mar 26 22:43:27 server1 sshd\[20667\]: Invalid user loach from 182.23.104.231
...
2020-03-27 12:55:40
104.248.121.67 attackspambots
2020-03-27T04:22:19.470732shield sshd\[15986\]: Invalid user faz from 104.248.121.67 port 59663
2020-03-27T04:22:19.480087shield sshd\[15986\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.121.67
2020-03-27T04:22:20.987356shield sshd\[15986\]: Failed password for invalid user faz from 104.248.121.67 port 59663 ssh2
2020-03-27T04:27:50.734337shield sshd\[16947\]: Invalid user uwn from 104.248.121.67 port 37607
2020-03-27T04:27:50.743285shield sshd\[16947\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.248.121.67
2020-03-27 12:28:58
159.203.219.38 attack
Mar 27 05:26:41 srv-ubuntu-dev3 sshd[97769]: Invalid user noh from 159.203.219.38
Mar 27 05:26:41 srv-ubuntu-dev3 sshd[97769]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.203.219.38
Mar 27 05:26:41 srv-ubuntu-dev3 sshd[97769]: Invalid user noh from 159.203.219.38
Mar 27 05:26:42 srv-ubuntu-dev3 sshd[97769]: Failed password for invalid user noh from 159.203.219.38 port 42234 ssh2
Mar 27 05:30:10 srv-ubuntu-dev3 sshd[98319]: Invalid user adx from 159.203.219.38
Mar 27 05:30:10 srv-ubuntu-dev3 sshd[98319]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=159.203.219.38
Mar 27 05:30:10 srv-ubuntu-dev3 sshd[98319]: Invalid user adx from 159.203.219.38
Mar 27 05:30:12 srv-ubuntu-dev3 sshd[98319]: Failed password for invalid user adx from 159.203.219.38 port 49336 ssh2
Mar 27 05:33:46 srv-ubuntu-dev3 sshd[98912]: Invalid user ivan from 159.203.219.38
...
2020-03-27 12:35:38
202.91.86.100 attackspam
Mar 27 05:02:19 sso sshd[19102]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.91.86.100
Mar 27 05:02:20 sso sshd[19102]: Failed password for invalid user rqz from 202.91.86.100 port 44228 ssh2
...
2020-03-27 12:28:32
49.235.33.73 attack
Mar 27 04:54:31 nextcloud sshd\[5497\]: Invalid user computer from 49.235.33.73
Mar 27 04:54:31 nextcloud sshd\[5497\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.33.73
Mar 27 04:54:33 nextcloud sshd\[5497\]: Failed password for invalid user computer from 49.235.33.73 port 36406 ssh2
2020-03-27 12:51:08
193.70.88.213 attackbotsspam
Mar 26 23:51:16 ny01 sshd[6913]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.70.88.213
Mar 26 23:51:17 ny01 sshd[6913]: Failed password for invalid user wildfly from 193.70.88.213 port 32982 ssh2
Mar 26 23:55:15 ny01 sshd[8859]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=193.70.88.213
2020-03-27 12:21:26
59.19.62.141 attackbotsspam
[portscan] Port scan
2020-03-27 12:58:53
68.183.48.172 attackbotsspam
Mar 26 23:55:02 mail sshd\[34397\]: Invalid user jvt from 68.183.48.172
...
2020-03-27 12:32:39
106.12.79.160 attackbotsspam
Mar 27 05:19:30 silence02 sshd[13576]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.79.160
Mar 27 05:19:32 silence02 sshd[13576]: Failed password for invalid user kug from 106.12.79.160 port 34312 ssh2
Mar 27 05:24:00 silence02 sshd[13880]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.79.160
2020-03-27 12:34:26
122.165.146.202 attackspam
DATE:2020-03-27 04:55:20, IP:122.165.146.202, PORT:ssh SSH brute force auth (docker-dc)
2020-03-27 12:17:27

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