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 <<>> 104.21.90.164
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 25089
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.90.164.			IN	A

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

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:13:28 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 164.90.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 164.90.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
163.172.197.175 attack
Time:     Thu Oct  8 07:44:27 2020 -0400
IP:       163.172.197.175 (FR/France/smtp3.club)
Failures: 20 (WordPressBruteForcePOST)
Interval: 3600 seconds
Blocked:  Permanent Block
2020-10-08 20:08:55
188.246.224.126 attack
Found on   Alienvault    / proto=6  .  srcport=43522  .  dstport=1000  .     (154)
2020-10-08 20:06:15
111.230.228.235 attack
PHP Info File Request - Possible PHP Version Scan
2020-10-08 19:42:37
106.13.230.238 attack
Failed password for invalid user manchester from 106.13.230.238 port 46984 ssh2
2020-10-08 19:45:42
187.54.67.162 attack
SSH Honeypot -> SSH Bruteforce / Login
2020-10-08 20:07:57
141.98.216.154 attackspambots
[2020-10-08 07:50:53] NOTICE[1182] chan_sip.c: Registration from '' failed for '141.98.216.154:60103' - Wrong password
[2020-10-08 07:50:53] SECURITY[1204] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-10-08T07:50:53.708-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="8008",SessionID="0x7f22f840cf98",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/141.98.216.154/60103",Challenge="5c7ee987",ReceivedChallenge="5c7ee987",ReceivedHash="2c8adfcd55124403d7d2412f0fa847ba"
[2020-10-08 07:52:55] NOTICE[1182] chan_sip.c: Registration from '' failed for '141.98.216.154:59724' - Wrong password
[2020-10-08 07:52:55] SECURITY[1204] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-10-08T07:52:55.139-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="8009",SessionID="0x7f22f854d238",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/141.98.216
...
2020-10-08 20:19:50
61.143.152.9 attack
IP 61.143.152.9 attacked honeypot on port: 1433 at 10/7/2020 1:39:45 PM
2020-10-08 19:50:43
66.207.69.154 attack
66.207.69.154 (US/United States/-), 6 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: Oct  8 05:35:04 jbs1 sshd[10568]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=200.73.128.148  user=root
Oct  8 05:35:06 jbs1 sshd[10568]: Failed password for root from 200.73.128.148 port 40806 ssh2
Oct  8 05:33:06 jbs1 sshd[9417]: Failed password for root from 150.158.186.50 port 53494 ssh2
Oct  8 05:33:04 jbs1 sshd[9417]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=150.158.186.50  user=root
Oct  8 05:33:54 jbs1 sshd[9935]: Failed password for root from 66.207.69.154 port 42900 ssh2
Oct  8 05:36:30 jbs1 sshd[11473]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=110.43.46.88  user=root

IP Addresses Blocked:

200.73.128.148 (AR/Argentina/-)
150.158.186.50 (CN/China/-)
2020-10-08 20:12:23
171.245.233.6 attackbots
SSH login attempts.
2020-10-08 20:03:32
187.95.114.162 attack
Oct  8 08:58:49 santamaria sshd\[22338\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.95.114.162  user=root
Oct  8 08:58:52 santamaria sshd\[22338\]: Failed password for root from 187.95.114.162 port 38070 ssh2
Oct  8 09:03:28 santamaria sshd\[22463\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=187.95.114.162  user=root
...
2020-10-08 20:09:24
194.61.24.177 attack
...
2020-10-08 19:48:47
222.186.42.155 attackspam
Oct  8 12:05:18 rush sshd[12137]: Failed password for root from 222.186.42.155 port 64738 ssh2
Oct  8 12:05:28 rush sshd[12146]: Failed password for root from 222.186.42.155 port 53210 ssh2
Oct  8 12:05:30 rush sshd[12146]: Failed password for root from 222.186.42.155 port 53210 ssh2
...
2020-10-08 20:15:50
192.241.213.98 attackspambots
Port scan denied
2020-10-08 20:05:47
188.213.138.66 attackspambots
188.213.138.66 - - [07/Oct/2020:22:39:16 +0200] "POST /xmlrpc.php HTTP/1.1" 403 795 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)"
188.213.138.66 - - [07/Oct/2020:22:40:17 +0200] "POST /xmlrpc.php HTTP/1.1" 403 795 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)"
...
2020-10-08 19:59:29
180.76.135.232 attackbotsspam
Lines containing failures of 180.76.135.232
Oct  7 05:04:20 dns01 sshd[27676]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.76.135.232  user=r.r
Oct  7 05:04:22 dns01 sshd[27676]: Failed password for r.r from 180.76.135.232 port 57784 ssh2
Oct  7 05:04:22 dns01 sshd[27676]: Received disconnect from 180.76.135.232 port 57784:11: Bye Bye [preauth]
Oct  7 05:04:22 dns01 sshd[27676]: Disconnected from authenticating user r.r 180.76.135.232 port 57784 [preauth]
Oct  7 05:11:28 dns01 sshd[29602]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.76.135.232  user=r.r


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=180.76.135.232
2020-10-08 19:52:59

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