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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 138.113.209.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 18985
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;138.113.209.21.			IN	A

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

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 11:52:08 CST 2022
;; MSG SIZE  rcvd: 107
Host info
b';; connection timed out; no servers could be reached
'
Nslookup info:
server can't find 138.113.209.21.in-addr.arpa: SERVFAIL
Related IP info:
Related comments:
IP Type Details Datetime
82.196.8.56 attackbotsspam
2019-06-30T18:51:58.906588enmeeting.mahidol.ac.th sshd\[5209\]: Invalid user qwerty from 82.196.8.56 port 59396
2019-06-30T18:51:58.925981enmeeting.mahidol.ac.th sshd\[5209\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=82.196.8.56
2019-06-30T18:52:00.861430enmeeting.mahidol.ac.th sshd\[5209\]: Failed password for invalid user qwerty from 82.196.8.56 port 59396 ssh2
...
2019-06-30 20:09:27
182.254.157.251 attack
Unauthorized connection attempt from IP address 182.254.157.251 on Port 445(SMB)
2019-06-30 20:00:38
143.215.172.69 attack
Port scan on 1 port(s): 53
2019-06-30 20:19:52
154.212.180.130 attackspambots
Unauthorized connection attempt from IP address 154.212.180.130 on Port 445(SMB)
2019-06-30 20:07:16
1.213.195.154 attack
Jun 30 13:48:58 SilenceServices sshd[30661]: Failed password for mysql from 1.213.195.154 port 16939 ssh2
Jun 30 13:50:44 SilenceServices sshd[31692]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=1.213.195.154
Jun 30 13:50:46 SilenceServices sshd[31692]: Failed password for invalid user 02 from 1.213.195.154 port 25572 ssh2
2019-06-30 19:50:53
42.118.117.13 attack
Unauthorized connection attempt from IP address 42.118.117.13 on Port 445(SMB)
2019-06-30 20:13:01
54.36.175.30 attackbots
2019-06-30T14:10:27.317795test01.cajus.name sshd\[19364\]: Invalid user zabbix from 54.36.175.30 port 41772
2019-06-30T14:10:27.331754test01.cajus.name sshd\[19364\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ns3100709.ip-54-36-175.eu
2019-06-30T14:10:29.853120test01.cajus.name sshd\[19364\]: Failed password for invalid user zabbix from 54.36.175.30 port 41772 ssh2
2019-06-30 20:11:04
173.212.242.125 attackspam
port scan and connect, tcp 443 (https)
2019-06-30 20:14:22
1.199.125.14 attackspam
Unauthorized connection attempt from IP address 1.199.125.14 on Port 445(SMB)
2019-06-30 20:17:48
81.22.45.148 attackbots
Jun 30 10:43:32   TCP Attack: SRC=81.22.45.148 DST=[Masked] LEN=40 TOS=0x08 PREC=0x20 TTL=241  PROTO=TCP SPT=40972 DPT=21018 WINDOW=1024 RES=0x00 SYN URGP=0
2019-06-30 19:45:15
190.201.118.125 attackbots
Unauthorized connection attempt from IP address 190.201.118.125 on Port 445(SMB)
2019-06-30 19:37:57
106.240.44.117 attackspambots
RDP Scan
2019-06-30 19:47:04
177.39.33.253 attackbotsspam
Unauthorized connection attempt from IP address 177.39.33.253 on Port 445(SMB)
2019-06-30 20:02:18
103.37.160.252 attackbots
2019-06-30T18:52:07.393040enmeeting.mahidol.ac.th sshd\[5221\]: Invalid user com from 103.37.160.252 port 37052
2019-06-30T18:52:07.411951enmeeting.mahidol.ac.th sshd\[5221\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.37.160.252
2019-06-30T18:52:08.915491enmeeting.mahidol.ac.th sshd\[5221\]: Failed password for invalid user com from 103.37.160.252 port 37052 ssh2
...
2019-06-30 20:15:51
168.194.214.212 attack
SMTP-sasl brute force
...
2019-06-30 19:46:28

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