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 of America (the)

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 <<>> 209.11.42.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49116
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;209.11.42.21.			IN	A

;; AUTHORITY SECTION:
.			29	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025012700 1800 900 604800 86400

;; Query time: 36 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Jan 27 20:17:03 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 21.42.11.209.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.42.11.209.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
47.190.3.185 attack
Invalid user elsearch from 47.190.3.185 port 45832
2020-04-22 01:41:37
34.92.237.74 attackbotsspam
(sshd) Failed SSH login from 34.92.237.74 (US/United States/74.237.92.34.bc.googleusercontent.com): 2 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Apr 21 18:26:23 ubnt-55d23 sshd[5242]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=34.92.237.74  user=root
Apr 21 18:26:25 ubnt-55d23 sshd[5242]: Failed password for root from 34.92.237.74 port 36120 ssh2
2020-04-22 01:47:21
202.77.40.212 attack
(sshd) Failed SSH login from 202.77.40.212 (HK/Hong Kong/202077040212.static.ctinets.com): 5 in the last 3600 secs
2020-04-22 02:01:52
27.150.183.32 attackbotsspam
prod3
...
2020-04-22 01:48:53
212.64.71.132 attack
Invalid user admin from 212.64.71.132 port 47920
2020-04-22 01:58:32
51.79.50.172 attackbotsspam
Apr 21 12:23:05 Tower sshd[26918]: Connection from 51.79.50.172 port 44072 on 192.168.10.220 port 22 rdomain ""
Apr 21 12:23:06 Tower sshd[26918]: Invalid user iu from 51.79.50.172 port 44072
Apr 21 12:23:06 Tower sshd[26918]: error: Could not get shadow information for NOUSER
Apr 21 12:23:06 Tower sshd[26918]: Failed password for invalid user iu from 51.79.50.172 port 44072 ssh2
Apr 21 12:23:06 Tower sshd[26918]: Received disconnect from 51.79.50.172 port 44072:11: Bye Bye [preauth]
Apr 21 12:23:06 Tower sshd[26918]: Disconnected from invalid user iu 51.79.50.172 port 44072 [preauth]
2020-04-22 01:39:41
31.167.133.137 attack
SSH login attempts.
2020-04-22 01:47:57
201.245.190.106 attackspambots
Invalid user oradev from 201.245.190.106 port 2183
2020-04-22 02:02:49
51.75.126.115 attack
(sshd) Failed SSH login from 51.75.126.115 (FR/France/115.ip-51-75-126.eu): 2 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Apr 21 19:01:35 ubnt-55d23 sshd[12052]: Invalid user ubuntu from 51.75.126.115 port 55796
Apr 21 19:01:38 ubnt-55d23 sshd[12052]: Failed password for invalid user ubuntu from 51.75.126.115 port 55796 ssh2
2020-04-22 01:40:04
52.18.34.5 attackspam
Invalid user dollar from 52.18.34.5 port 45576
2020-04-22 01:37:53
91.205.128.170 attackspam
Apr 21 14:57:50 Invalid user sa from 91.205.128.170 port 37596
2020-04-22 01:30:23
212.68.249.25 attackbots
Invalid user pi from 212.68.249.25 port 56153
2020-04-22 01:58:19
221.229.162.189 attackspambots
Invalid user dev from 221.229.162.189 port 7945
2020-04-22 01:54:51
181.129.161.28 attack
Apr 21 19:00:48 Ubuntu-1404-trusty-64-minimal sshd\[12941\]: Invalid user oj from 181.129.161.28
Apr 21 19:00:48 Ubuntu-1404-trusty-64-minimal sshd\[12941\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.129.161.28
Apr 21 19:00:51 Ubuntu-1404-trusty-64-minimal sshd\[12941\]: Failed password for invalid user oj from 181.129.161.28 port 33276 ssh2
Apr 21 19:02:09 Ubuntu-1404-trusty-64-minimal sshd\[13827\]: Invalid user mc from 181.129.161.28
Apr 21 19:02:09 Ubuntu-1404-trusty-64-minimal sshd\[13827\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.129.161.28
2020-04-22 02:09:07
46.101.245.176 attackspambots
Brute-force attempt banned
2020-04-22 01:42:21

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