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 <<>> 104.21.20.137
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 30491
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.20.137.			IN	A

;; AUTHORITY SECTION:
.			166	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 70 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 19:30:06 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 137.20.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 137.20.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
153.92.5.4 attack
Jun 29 14:50:52 localhost sshd\[22473\]: Invalid user pw from 153.92.5.4 port 40650
Jun 29 14:50:52 localhost sshd\[22473\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=153.92.5.4
...
2019-06-30 00:15:31
125.138.129.101 attack
Autoban   125.138.129.101 AUTH/CONNECT
2019-06-30 00:17:39
206.189.183.80 attackbotsspam
'Fail2Ban'
2019-06-29 23:29:45
188.165.210.176 attackspambots
Jun 29 17:21:53 ns37 sshd[27999]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.165.210.176
Jun 29 17:21:53 ns37 sshd[27999]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.165.210.176
2019-06-30 00:19:37
103.56.207.125 attackbots
xmlrpc attack
2019-06-29 23:04:56
115.146.122.250 attackspambots
www.geburtshaus-fulda.de 115.146.122.250 \[29/Jun/2019:10:57:28 +0200\] "POST /wp-login.php HTTP/1.1" 200 5787 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
www.geburtshaus-fulda.de 115.146.122.250 \[29/Jun/2019:10:57:31 +0200\] "POST /wp-login.php HTTP/1.1" 200 5791 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
2019-06-30 00:18:17
103.125.189.110 attackspam
Port scan: Attack repeated for 24 hours
2019-06-29 23:30:15
130.211.246.128 attack
29.06.2019 15:55:34 SSH access blocked by firewall
2019-06-30 00:11:16
192.241.221.187 attackspambots
[SatJun2910:28:30.9230052019][:error][pid29923:tid47129057695488][client192.241.221.187:52020][client192.241.221.187]ModSecurity:Accessdeniedwithcode403\(phase2\).Patternmatch"\(\?:\<\?script\|\(\?:\<\|\<\?/\)\(\?:\(\?:java\|vb\)script\|about\|applet\|activex\|chrome\|qx\?ss\|embed\)\|\<\?/\?i\?frame\\\\\\\\b\)"atARGS:wp-piwik[tracking_code].[file"/etc/apache2/conf.d/modsec_rules/10_asl_rules.conf"][line"1082"][id"340147"][rev"141"][msg"Atomicorp.comWAFRules:PotentialCrossSiteScriptingAttack"][data"\
2019-06-30 00:13:10
138.197.86.155 attackbots
" "
2019-06-29 23:28:45
177.130.139.84 attackspam
failed_logins
2019-06-29 23:47:00
183.167.225.165 attackbots
Brute force attempt
2019-06-29 23:27:04
113.163.216.18 attackspambots
19/6/29@04:29:03: FAIL: Alarm-Intrusion address from=113.163.216.18
...
2019-06-29 23:39:02
125.212.203.113 attackspam
Jun 29 11:07:25 mail sshd[22974]: Invalid user guest from 125.212.203.113
...
2019-06-29 23:35:42
189.89.210.193 attackbotsspam
failed_logins
2019-06-29 23:16:31

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