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 <<>> 104.21.44.138
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 3385
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.44.138.			IN	A

;; AUTHORITY SECTION:
.			212	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 72 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:10:25 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 138.44.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 138.44.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
200.87.178.137 attackbots
2020-08-24T03:03:53.658531linuxbox-skyline sshd[109029]: Invalid user lcc from 200.87.178.137 port 55397
...
2020-08-24 17:13:00
202.29.80.133 attack
Aug 24 10:23:48 sip sshd[1408033]: Invalid user wcj from 202.29.80.133 port 44103
Aug 24 10:23:51 sip sshd[1408033]: Failed password for invalid user wcj from 202.29.80.133 port 44103 ssh2
Aug 24 10:28:26 sip sshd[1408066]: Invalid user ubuntu from 202.29.80.133 port 47894
...
2020-08-24 16:37:44
104.131.131.140 attack
Aug 24 10:02:48 ns381471 sshd[25213]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=104.131.131.140
Aug 24 10:02:50 ns381471 sshd[25213]: Failed password for invalid user cosmos from 104.131.131.140 port 59203 ssh2
2020-08-24 16:59:01
49.233.182.23 attackbotsspam
Failed password for root from 49.233.182.23 port 46536 ssh2
2020-08-24 16:59:21
213.39.55.13 attack
Aug 24 09:51:29 rancher-0 sshd[1248401]: Invalid user ubuntu from 213.39.55.13 port 46058
...
2020-08-24 16:39:23
75.112.68.166 attack
Aug 24 07:35:12 l02a sshd[6227]: Invalid user ubuntu from 75.112.68.166
Aug 24 07:35:12 l02a sshd[6227]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=75.112.68.166 
Aug 24 07:35:12 l02a sshd[6227]: Invalid user ubuntu from 75.112.68.166
Aug 24 07:35:13 l02a sshd[6227]: Failed password for invalid user ubuntu from 75.112.68.166 port 46089 ssh2
2020-08-24 16:22:55
202.149.85.226 attackbots
2020-08-24 10:02:49,411 fail2ban.actions: WARNING [ssh] Ban 202.149.85.226
2020-08-24 16:44:25
222.128.15.208 attackspambots
2020-08-24T08:36:02+0200 Failed SSH Authentication/Brute Force Attack. (Server 9)
2020-08-24 16:48:49
83.97.20.30 attack
Lines containing failures of 83.97.20.30 (max 1000)
Aug 24 01:25:06 UTC__SANYALnet-Labs__cac12 postfix/smtpd[10171]: connect from 30.20.97.83.ro.ovo.sc[83.97.20.30]
Aug 24 01:25:36 UTC__SANYALnet-Labs__cac12 postfix/smtpd[10171]: lost connection after CONNECT from 30.20.97.83.ro.ovo.sc[83.97.20.30]
Aug 24 01:25:36 UTC__SANYALnet-Labs__cac12 postfix/smtpd[10171]: disconnect from 30.20.97.83.ro.ovo.sc[83.97.20.30]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=83.97.20.30
2020-08-24 16:31:33
115.78.129.196 attack
20/8/23@23:52:10: FAIL: Alarm-Network address from=115.78.129.196
...
2020-08-24 16:24:53
202.51.126.4 attackspambots
SSH brute-force attempt
2020-08-24 16:35:58
202.44.40.193 attack
Aug 23 22:28:14 propaganda sshd[43276]: Connection from 202.44.40.193 port 53910 on 10.0.0.161 port 22 rdomain ""
Aug 23 22:28:14 propaganda sshd[43276]: Connection closed by 202.44.40.193 port 53910 [preauth]
2020-08-24 16:37:12
201.134.248.44 attack
Invalid user btc from 201.134.248.44 port 62555
2020-08-24 17:09:43
103.145.13.118 attackspam
[2020-08-24 04:27:51] NOTICE[1185] chan_sip.c: Registration from '"806" ' failed for '103.145.13.118:5977' - Wrong password
[2020-08-24 04:27:51] SECURITY[1203] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-08-24T04:27:51.767-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="806",SessionID="0x7f10c4709548",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/103.145.13.118/5977",Challenge="18ce23df",ReceivedChallenge="18ce23df",ReceivedHash="50dc3cd902b434b3113e10a7fe333bb9"
[2020-08-24 04:27:51] NOTICE[1185] chan_sip.c: Registration from '"806" ' failed for '103.145.13.118:5977' - Wrong password
[2020-08-24 04:27:51] SECURITY[1203] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-08-24T04:27:51.820-0400",Severity="Error",Service="SIP",EventVersion="2",AccountID="806",SessionID="0x7f10c41590f8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/103.1
...
2020-08-24 16:28:33
54.38.242.206 attack
Aug 24 10:14:22 ip106 sshd[14232]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.38.242.206 
Aug 24 10:14:23 ip106 sshd[14232]: Failed password for invalid user tose from 54.38.242.206 port 49586 ssh2
...
2020-08-24 16:55:58

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