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 <<>> 104.21.87.145
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 50792
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.87.145.			IN	A

;; AUTHORITY SECTION:
.			351	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 103 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:09:10 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 145.87.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 145.87.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.175.217 attackbots
[ssh] SSH attack
2020-03-12 21:17:50
109.244.96.201 attackbotsspam
suspicious action Thu, 12 Mar 2020 09:31:36 -0300
2020-03-12 21:34:39
104.131.0.18 attackbots
CMS (WordPress or Joomla) login attempt.
2020-03-12 21:34:03
106.13.82.49 attackbotsspam
Mar 12 14:33:08 serwer sshd\[12674\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.82.49  user=root
Mar 12 14:33:11 serwer sshd\[12674\]: Failed password for root from 106.13.82.49 port 52876 ssh2
Mar 12 14:41:15 serwer sshd\[13753\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.82.49  user=root
...
2020-03-12 21:48:38
93.124.15.87 attackbots
WebFormToEmail Comment SPAM
2020-03-12 22:00:54
184.178.172.21 attackspam
(imapd) Failed IMAP login from 184.178.172.21 (US/United States/wsip-184-178-172-21.rn.hr.cox.net): 1 in the last 3600 secs
2020-03-12 21:40:10
58.23.16.254 attack
k+ssh-bruteforce
2020-03-12 21:44:38
210.103.187.19 attack
Mar 12 09:15:39 stark sshd[27184]: Invalid user test from 210.103.187.19
Mar 12 09:19:45 stark sshd[27233]: Invalid user jgdconseil from 210.103.187.19
Mar 12 09:23:44 stark sshd[27284]: Invalid user jgdconseil from 210.103.187.19
Mar 12 09:27:40 stark sshd[27335]: Invalid user postgres from 210.103.187.19
2020-03-12 21:39:17
190.231.48.66 attack
Port probing on unauthorized port 23
2020-03-12 21:35:28
218.166.241.98 attackbots
Unauthorized connection attempt from IP address 218.166.241.98 on Port 445(SMB)
2020-03-12 21:58:31
36.85.111.28 attack
Unauthorized connection attempt from IP address 36.85.111.28 on Port 445(SMB)
2020-03-12 21:50:25
218.92.0.202 attackspam
Mar 12 13:31:38 santamaria sshd\[17383\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.202  user=root
Mar 12 13:31:40 santamaria sshd\[17383\]: Failed password for root from 218.92.0.202 port 44886 ssh2
Mar 12 13:31:44 santamaria sshd\[17383\]: Failed password for root from 218.92.0.202 port 44886 ssh2
...
2020-03-12 21:15:14
178.34.139.250 attack
Mar 12 13:43:30 localhost sshd\[26186\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.34.139.250  user=root
Mar 12 13:43:31 localhost sshd\[26186\]: Failed password for root from 178.34.139.250 port 59738 ssh2
Mar 12 13:47:33 localhost sshd\[26551\]: Invalid user admin2 from 178.34.139.250
Mar 12 13:47:33 localhost sshd\[26551\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.34.139.250
Mar 12 13:47:35 localhost sshd\[26551\]: Failed password for invalid user admin2 from 178.34.139.250 port 46414 ssh2
...
2020-03-12 21:40:56
167.172.119.104 attack
Automatic report BANNED IP
2020-03-12 21:45:51
104.192.5.123 attack
Time:     Thu Mar 12 09:47:03 2020 -0300
IP:       104.192.5.123 (US/United States/-)
Failures: 5 (mod_security)
Interval: 3600 seconds
Blocked:  Permanent Block
2020-03-12 21:33:34

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