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 <<>> 104.21.90.140
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 3334
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.90.140.			IN	A

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

;; Query time: 66 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:13:22 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 140.90.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 140.90.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
138.68.226.175 attackbotsspam
Jan  2 09:35:43 server sshd\[7179\]: Invalid user vios from 138.68.226.175
Jan  2 09:35:43 server sshd\[7179\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.68.226.175 
Jan  2 09:35:45 server sshd\[7179\]: Failed password for invalid user vios from 138.68.226.175 port 54252 ssh2
Jan  2 09:38:49 server sshd\[7493\]: Invalid user bilben from 138.68.226.175
Jan  2 09:38:49 server sshd\[7493\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.68.226.175 
...
2020-01-02 16:49:49
219.76.72.183 attackspam
Honeypot attack, port: 23, PTR: 183.72.76.219.static.netvigator.com.
2020-01-02 16:34:10
82.64.177.46 attackbotsspam
SSH bruteforce (Triggered fail2ban)
2020-01-02 16:37:06
106.51.153.9 attackspam
Honeypot attack, port: 445, PTR: broadband.actcorp.in.
2020-01-02 16:33:14
192.99.152.121 attack
Jan  2 07:31:35 zeus sshd[27527]: Failed password for root from 192.99.152.121 port 44786 ssh2
Jan  2 07:34:51 zeus sshd[27643]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.99.152.121 
Jan  2 07:34:53 zeus sshd[27643]: Failed password for invalid user ferrante from 192.99.152.121 port 46070 ssh2
2020-01-02 16:49:11
92.253.171.172 attackbotsspam
SSH-bruteforce attempts
2020-01-02 16:48:36
165.22.193.16 attack
Jan  2 08:08:00 dev0-dcde-rnet sshd[25884]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=165.22.193.16
Jan  2 08:08:01 dev0-dcde-rnet sshd[25884]: Failed password for invalid user fd from 165.22.193.16 port 55064 ssh2
Jan  2 08:17:33 dev0-dcde-rnet sshd[26043]: Failed password for uucp from 165.22.193.16 port 34362 ssh2
2020-01-02 16:30:56
131.100.248.102 attackbotsspam
Brute force attempt
2020-01-02 16:53:19
45.80.65.1 attackspam
Dec 30 01:16:29 nbi-636 sshd[1962]: Invalid user rpc from 45.80.65.1 port 35730
Dec 30 01:16:31 nbi-636 sshd[1962]: Failed password for invalid user rpc from 45.80.65.1 port 35730 ssh2
Dec 30 01:16:31 nbi-636 sshd[1962]: Received disconnect from 45.80.65.1 port 35730:11: Bye Bye [preauth]
Dec 30 01:16:31 nbi-636 sshd[1962]: Disconnected from 45.80.65.1 port 35730 [preauth]
Dec 30 01:25:12 nbi-636 sshd[3959]: User r.r from 45.80.65.1 not allowed because not listed in AllowUsers
Dec 30 01:25:12 nbi-636 sshd[3959]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.80.65.1  user=r.r
Dec 30 01:25:13 nbi-636 sshd[3959]: Failed password for invalid user r.r from 45.80.65.1 port 37078 ssh2
Dec 30 01:25:13 nbi-636 sshd[3959]: Received disconnect from 45.80.65.1 port 37078:11: Bye Bye [preauth]
Dec 30 01:25:13 nbi-636 sshd[3959]: Disconnected from 45.80.65.1 port 37078 [preauth]
Dec 30 01:27:38 nbi-636 sshd[4359]: Invalid user nanett from ........
-------------------------------
2020-01-02 17:00:24
172.105.213.140 attackbots
Honeypot attack, port: 445, PTR: sirii.onyphe.io.
2020-01-02 16:56:54
117.94.225.62 attack
Honeypot attack, port: 23, PTR: PTR record not found
2020-01-02 17:01:16
192.241.249.19 attackbotsspam
Jan  2 07:20:32 legacy sshd[8919]: Failed password for root from 192.241.249.19 port 42587 ssh2
Jan  2 07:24:17 legacy sshd[9074]: Failed password for root from 192.241.249.19 port 57621 ssh2
Jan  2 07:28:01 legacy sshd[9206]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.241.249.19
...
2020-01-02 16:52:09
122.51.108.68 attack
Dec 30 11:57:05 srv1 sshd[6803]: Invalid user server from 122.51.108.68
Dec 30 11:57:05 srv1 sshd[6803]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.51.108.68 
Dec 30 11:57:07 srv1 sshd[6803]: Failed password for invalid user server from 122.51.108.68 port 59604 ssh2
Dec 30 11:57:08 srv1 sshd[6804]: Received disconnect from 122.51.108.68: 11: Bye Bye


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=122.51.108.68
2020-01-02 17:03:40
150.109.126.175 attack
Invalid user to from 150.109.126.175 port 55700
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=150.109.126.175
Failed password for invalid user to from 150.109.126.175 port 55700 ssh2
Invalid user admin from 150.109.126.175 port 52684
pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=150.109.126.175
2020-01-02 16:50:46
45.80.64.246 attackbotsspam
2020-01-02T08:11:33.221920abusebot-3.cloudsearch.cf sshd[17554]: Invalid user cmo from 45.80.64.246 port 55456
2020-01-02T08:11:33.227547abusebot-3.cloudsearch.cf sshd[17554]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.80.64.246
2020-01-02T08:11:33.221920abusebot-3.cloudsearch.cf sshd[17554]: Invalid user cmo from 45.80.64.246 port 55456
2020-01-02T08:11:34.960781abusebot-3.cloudsearch.cf sshd[17554]: Failed password for invalid user cmo from 45.80.64.246 port 55456 ssh2
2020-01-02T08:14:15.915036abusebot-3.cloudsearch.cf sshd[17689]: Invalid user uftp from 45.80.64.246 port 56268
2020-01-02T08:14:15.923036abusebot-3.cloudsearch.cf sshd[17689]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=45.80.64.246
2020-01-02T08:14:15.915036abusebot-3.cloudsearch.cf sshd[17689]: Invalid user uftp from 45.80.64.246 port 56268
2020-01-02T08:14:17.896815abusebot-3.cloudsearch.cf sshd[17689]: Failed password for i
...
2020-01-02 16:55:30

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