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 <<>> 66.137.51.72
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 39585
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;66.137.51.72.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021100 1800 900 604800 86400

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Feb 11 23:04:29 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 72.51.137.66.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 72.51.137.66.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
94.102.51.95 attack
[portscan] Port scan
2020-06-26 08:54:27
218.32.238.32 attackbotsspam
Unauthorized connection attempt from IP address 218.32.238.32 on Port 445(SMB)
2020-06-26 08:09:07
122.152.208.242 attack
Ssh brute force
2020-06-26 08:11:07
14.160.52.26 attackbotsspam
Brute force attack to crack SMTP password (port 25 / 587)
2020-06-26 08:22:22
222.186.175.216 attackspambots
2020-06-26T02:02:35.049670vps751288.ovh.net sshd\[6264\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.216  user=root
2020-06-26T02:02:37.060647vps751288.ovh.net sshd\[6264\]: Failed password for root from 222.186.175.216 port 1818 ssh2
2020-06-26T02:02:39.722723vps751288.ovh.net sshd\[6264\]: Failed password for root from 222.186.175.216 port 1818 ssh2
2020-06-26T02:02:42.992661vps751288.ovh.net sshd\[6264\]: Failed password for root from 222.186.175.216 port 1818 ssh2
2020-06-26T02:02:46.146232vps751288.ovh.net sshd\[6264\]: Failed password for root from 222.186.175.216 port 1818 ssh2
2020-06-26 08:03:43
180.97.80.12 attackspam
Jun 25 23:09:12 abendstille sshd\[1380\]: Invalid user iris from 180.97.80.12
Jun 25 23:09:12 abendstille sshd\[1380\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.97.80.12
Jun 25 23:09:14 abendstille sshd\[1380\]: Failed password for invalid user iris from 180.97.80.12 port 58898 ssh2
Jun 25 23:11:46 abendstille sshd\[4030\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=180.97.80.12  user=root
Jun 25 23:11:48 abendstille sshd\[4030\]: Failed password for root from 180.97.80.12 port 46166 ssh2
...
2020-06-26 08:52:29
106.12.26.181 attack
(sshd) Failed SSH login from 106.12.26.181 (CN/China/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Jun 25 23:18:43 srv sshd[4271]: Invalid user arlette from 106.12.26.181 port 40839
Jun 25 23:18:45 srv sshd[4271]: Failed password for invalid user arlette from 106.12.26.181 port 40839 ssh2
Jun 25 23:41:14 srv sshd[4724]: Invalid user teamspeak from 106.12.26.181 port 56987
Jun 25 23:41:16 srv sshd[4724]: Failed password for invalid user teamspeak from 106.12.26.181 port 56987 ssh2
Jun 25 23:45:00 srv sshd[4769]: Invalid user tomcat from 106.12.26.181 port 41181
2020-06-26 08:38:45
45.228.32.58 attack
Unauthorized connection attempt from IP address 45.228.32.58 on Port 445(SMB)
2020-06-26 08:17:08
144.172.79.5 attackspambots
Jun 26 02:08:29 vm0 sshd[29545]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=144.172.79.5
Jun 26 02:08:31 vm0 sshd[29545]: Failed password for invalid user honey from 144.172.79.5 port 38886 ssh2
...
2020-06-26 08:31:29
172.105.205.5 attackbots
Jun 26 01:45:40 nandi sshd[20029]: Invalid user eva from 172.105.205.5
Jun 26 01:45:42 nandi sshd[20029]: Failed password for invalid user eva from 172.105.205.5 port 38806 ssh2
Jun 26 01:45:42 nandi sshd[20029]: Received disconnect from 172.105.205.5: 11: Bye Bye [preauth]
Jun 26 01:48:46 nandi sshd[21354]: Failed password for r.r from 172.105.205.5 port 50948 ssh2
Jun 26 01:48:47 nandi sshd[21354]: Received disconnect from 172.105.205.5: 11: Bye Bye [preauth]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=172.105.205.5
2020-06-26 08:30:47
83.97.20.35 attackspam
Triggered: repeated knocking on closed ports.
2020-06-26 08:33:05
149.28.8.137 attackspam
WordPress wp-login brute force :: 149.28.8.137 0.096 - [25/Jun/2020:20:44:59  0000] [censored_1] "POST /wp-login.php HTTP/1.1" 200 1837 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0" "HTTP/1.1"
2020-06-26 08:52:46
186.101.233.134 attackspam
Jun 25 15:44:13 askasleikir sshd[30076]: Failed password for invalid user web from 186.101.233.134 port 54882 ssh2
Jun 25 15:37:56 askasleikir sshd[30055]: Failed password for invalid user anderson from 186.101.233.134 port 34028 ssh2
2020-06-26 08:30:04
52.155.104.217 attack
$f2bV_matches | Triggered by Fail2Ban at Vostok web server
2020-06-26 08:40:06
203.2.64.146 attackspambots
Jun 25 22:41:07 debian-2gb-nbg1-2 kernel: \[15376327.640626\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=203.2.64.146 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=239 ID=10329 PROTO=TCP SPT=50687 DPT=13184 WINDOW=1024 RES=0x00 SYN URGP=0
2020-06-26 08:36:56

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