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: Germany

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 <<>> 194.172.6.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 10812
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;194.172.6.21.			IN	A

;; AUTHORITY SECTION:
.			347	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020032001 1800 900 604800 86400

;; Query time: 94 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Mar 21 09:58:32 CST 2020
;; MSG SIZE  rcvd: 116
Host info
Host 21.6.172.194.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.6.172.194.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
66.98.116.207 attack
Sep 13 11:05:56 web8 sshd\[31941\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=66.98.116.207  user=root
Sep 13 11:05:57 web8 sshd\[31941\]: Failed password for root from 66.98.116.207 port 35524 ssh2
Sep 13 11:13:31 web8 sshd\[3442\]: Invalid user f from 66.98.116.207
Sep 13 11:13:31 web8 sshd\[3442\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=66.98.116.207
Sep 13 11:13:33 web8 sshd\[3442\]: Failed password for invalid user f from 66.98.116.207 port 49290 ssh2
2020-09-13 19:29:19
46.162.12.37 attackbotsspam
[portscan] Port scan
2020-09-13 19:14:10
185.193.90.98 attack
Fail2Ban Ban Triggered
2020-09-13 18:52:51
89.248.160.139 attackbotsspam
TCP ports : 1976 / 2000 / 8089 / 8090 / 8327 / 8785 / 9001 / 35300; UDP port : 5060
2020-09-13 19:02:28
115.99.212.233 attack
Unauthorised access (Sep 12) SRC=115.99.212.233 LEN=40 TOS=0x10 PREC=0x40 TTL=51 ID=29968 TCP DPT=23 WINDOW=62782 SYN
2020-09-13 19:04:11
159.89.171.81 attackspam
Failed password for invalid user test from 159.89.171.81 port 44874 ssh2
2020-09-13 19:19:34
61.177.172.128 attackspam
prod6
...
2020-09-13 19:23:33
152.136.106.94 attackspam
Sep 13 06:22:09 ip106 sshd[7245]: Failed password for root from 152.136.106.94 port 55796 ssh2
...
2020-09-13 19:12:39
95.165.56.1 attack
Sep 12 16:22:59 r.ca sshd[25388]: Failed password for admin from 95.165.56.1 port 59410 ssh2
2020-09-13 19:28:47
45.129.33.17 attackspam
[N10.H2.VM2] Port Scanner Detected Blocked by UFW
2020-09-13 19:06:07
192.169.218.28 attack
192.169.218.28 - - [13/Sep/2020:12:14:17 +0200] "GET /wp-login.php HTTP/1.1" 200 9184 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
192.169.218.28 - - [13/Sep/2020:12:14:25 +0200] "POST /wp-login.php HTTP/1.1" 200 9435 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
192.169.218.28 - - [13/Sep/2020:12:14:27 +0200] "POST /xmlrpc.php HTTP/1.1" 200 427 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2020-09-13 19:22:24
80.82.77.212 attack
UDP ports : 8888 / 17185 / 32769
2020-09-13 19:03:41
91.121.173.98 attackbots
Unauthorised connection attempt detected at AUO MAIN. System is sshd. Protected by AUO Stack Web Application Firewall (WAF)
2020-09-13 19:07:53
42.194.137.87 attack
Sep 13 10:05:25 django-0 sshd[7613]: Invalid user halts from 42.194.137.87
...
2020-09-13 19:26:05
192.35.169.39 attack
Port scan denied
2020-09-13 18:51:33

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