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 <<>> 21.168.137.45
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 62134
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.168.137.45.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025013100 1800 900 604800 86400

;; Query time: 10 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Jan 31 20:40:35 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 45.137.168.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 45.137.168.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
139.155.93.180 attackspambots
Dec 20 05:49:08 hcbbdb sshd\[16071\]: Invalid user eeeeee from 139.155.93.180
Dec 20 05:49:08 hcbbdb sshd\[16071\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.155.93.180
Dec 20 05:49:09 hcbbdb sshd\[16071\]: Failed password for invalid user eeeeee from 139.155.93.180 port 53226 ssh2
Dec 20 05:55:41 hcbbdb sshd\[16943\]: Invalid user charlotte12345 from 139.155.93.180
Dec 20 05:55:41 hcbbdb sshd\[16943\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.155.93.180
2019-12-20 14:12:55
113.176.13.237 attack
1576817740 - 12/20/2019 05:55:40 Host: 113.176.13.237/113.176.13.237 Port: 445 TCP Blocked
2019-12-20 14:13:12
128.199.177.224 attackspam
Dec 20 07:42:38 server sshd\[9315\]: Invalid user bruflot from 128.199.177.224
Dec 20 07:42:38 server sshd\[9315\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.177.224 
Dec 20 07:42:39 server sshd\[9315\]: Failed password for invalid user bruflot from 128.199.177.224 port 45736 ssh2
Dec 20 07:55:41 server sshd\[12734\]: Invalid user vanaja from 128.199.177.224
Dec 20 07:55:41 server sshd\[12734\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=128.199.177.224 
...
2019-12-20 14:08:31
14.160.23.139 attack
postfix (unknown user, SPF fail or relay access denied)
2019-12-20 14:11:09
218.92.0.168 attackspambots
Dec 20 00:19:54 v22018086721571380 sshd[28196]: error: maximum authentication attempts exceeded for root from 218.92.0.168 port 9207 ssh2 [preauth]
Dec 20 07:30:10 v22018086721571380 sshd[25864]: error: maximum authentication attempts exceeded for root from 218.92.0.168 port 10995 ssh2 [preauth]
2019-12-20 14:55:15
222.186.175.148 attackbots
Dec 20 07:02:57 jane sshd[24477]: Failed password for root from 222.186.175.148 port 15716 ssh2
Dec 20 07:03:02 jane sshd[24477]: Failed password for root from 222.186.175.148 port 15716 ssh2
...
2019-12-20 14:06:49
40.92.11.51 attackbotsspam
Dec 20 07:55:39 debian-2gb-vpn-nbg1-1 kernel: [1196099.147876] [UFW BLOCK] IN=eth0 OUT= MAC=96:00:00:38:96:44:d2:74:7f:6e:37:e3:08:00 SRC=40.92.11.51 DST=78.46.192.101 LEN=48 TOS=0x00 PREC=0x00 TTL=104 ID=729 DF PROTO=TCP SPT=9184 DPT=25 WINDOW=8192 RES=0x00 SYN URGP=0
2019-12-20 14:14:17
144.91.71.205 attackbots
Unauthorised access (Dec 20) SRC=144.91.71.205 LEN=40 TTL=247 ID=54321 TCP DPT=23 WINDOW=65535 SYN
2019-12-20 14:08:00
140.143.163.22 attackspam
Dec 20 06:57:24 legacy sshd[23193]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.163.22
Dec 20 06:57:27 legacy sshd[23193]: Failed password for invalid user ford from 140.143.163.22 port 41324 ssh2
Dec 20 07:05:36 legacy sshd[23501]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.163.22
...
2019-12-20 14:07:16
1.227.191.138 attackbotsspam
Dec 19 20:24:03 tdfoods sshd\[22864\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=1.227.191.138  user=root
Dec 19 20:24:04 tdfoods sshd\[22864\]: Failed password for root from 1.227.191.138 port 36460 ssh2
Dec 19 20:30:16 tdfoods sshd\[23483\]: Invalid user asterisk from 1.227.191.138
Dec 19 20:30:16 tdfoods sshd\[23483\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=1.227.191.138
Dec 19 20:30:18 tdfoods sshd\[23483\]: Failed password for invalid user asterisk from 1.227.191.138 port 55532 ssh2
2019-12-20 14:54:06
198.137.200.18 attack
Unauthorized connection attempt detected from IP address 198.137.200.18 to port 445
2019-12-20 14:10:17
112.15.38.218 attackbots
Dec 20 03:30:30 firewall sshd[20579]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.15.38.218
Dec 20 03:30:30 firewall sshd[20579]: Invalid user kick from 112.15.38.218
Dec 20 03:30:33 firewall sshd[20579]: Failed password for invalid user kick from 112.15.38.218 port 49200 ssh2
...
2019-12-20 14:45:10
210.126.1.36 attack
Dec 20 09:26:39 server sshd\[4586\]: Invalid user smothers from 210.126.1.36
Dec 20 09:26:39 server sshd\[4586\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.126.1.36 
Dec 20 09:26:41 server sshd\[4586\]: Failed password for invalid user smothers from 210.126.1.36 port 34036 ssh2
Dec 20 09:38:43 server sshd\[7410\]: Invalid user holzer from 210.126.1.36
Dec 20 09:38:43 server sshd\[7410\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.126.1.36 
...
2019-12-20 14:49:07
138.197.129.38 attackbotsspam
Dec 19 20:24:23 sachi sshd\[16314\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.197.129.38  user=mysql
Dec 19 20:24:25 sachi sshd\[16314\]: Failed password for mysql from 138.197.129.38 port 45574 ssh2
Dec 19 20:30:02 sachi sshd\[16795\]: Invalid user hella from 138.197.129.38
Dec 19 20:30:03 sachi sshd\[16795\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.197.129.38
Dec 19 20:30:05 sachi sshd\[16795\]: Failed password for invalid user hella from 138.197.129.38 port 54370 ssh2
2019-12-20 14:59:04
212.64.54.49 attackbots
Dec 20 07:03:19 cp sshd[32637]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=212.64.54.49
2019-12-20 14:12:09

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