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: None

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 <<>> 137.138.152.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 34883
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;137.138.152.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025022200 1800 900 604800 86400

;; Query time: 36 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Feb 22 19:21:45 CST 2025
;; MSG SIZE  rcvd: 107
Host info
Host 21.152.138.137.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.152.138.137.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.175.163 attackspam
Oct  7 23:41:46 www sshd\[43670\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.163  user=root
Oct  7 23:41:49 www sshd\[43670\]: Failed password for root from 222.186.175.163 port 29778 ssh2
Oct  7 23:41:53 www sshd\[43670\]: Failed password for root from 222.186.175.163 port 29778 ssh2
...
2019-10-08 04:43:52
121.134.159.21 attack
Oct  7 21:52:51 vpn01 sshd[19653]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.134.159.21
Oct  7 21:52:52 vpn01 sshd[19653]: Failed password for invalid user Asd12345 from 121.134.159.21 port 48340 ssh2
...
2019-10-08 04:43:20
77.247.110.209 attack
Oct  7 14:53:24 localhost kernel: [4212223.648638] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=77.247.110.209 DST=[mungedIP2] LEN=442 TOS=0x08 PREC=0x20 TTL=53 ID=40482 DF PROTO=UDP SPT=5129 DPT=5060 LEN=422 
Oct  7 14:53:24 localhost kernel: [4212223.648677] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=77.247.110.209 DST=[mungedIP2] LEN=442 TOS=0x08 PREC=0x20 TTL=53 ID=40482 DF PROTO=UDP SPT=5129 DPT=5060 LEN=422 
Oct  7 16:53:30 localhost kernel: [4219429.862848] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=77.247.110.209 DST=[mungedIP2] LEN=443 TOS=0x08 PREC=0x20 TTL=53 ID=44458 DF PROTO=UDP SPT=5142 DPT=5060 LEN=423 
Oct  7 16:53:30 localhost kernel: [4219429.862883] iptables_INPUT_denied: IN=eth0 OUT= MAC=f2:3c:91:84:83:95:84:78:ac:57:aa:c1:08:00 SRC=77.247.110.209 DST=[mungedIP2] LEN=443 TOS=0x08 PREC=0x20 TTL=53 ID=44458 DF PROTO=UDP SPT=5142 DPT=5060 LEN=423
2019-10-08 04:56:30
192.144.161.40 attack
Lines containing failures of 192.144.161.40 (max 1000)
Oct  6 16:53:37 localhost sshd[26645]: User r.r from 192.144.161.40 not allowed because listed in DenyUsers
Oct  6 16:53:37 localhost sshd[26645]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.144.161.40  user=r.r
Oct  6 16:53:39 localhost sshd[26645]: Failed password for invalid user r.r from 192.144.161.40 port 42096 ssh2
Oct  6 16:53:41 localhost sshd[26645]: Received disconnect from 192.144.161.40 port 42096:11: Bye Bye [preauth]
Oct  6 16:53:41 localhost sshd[26645]: Disconnected from invalid user r.r 192.144.161.40 port 42096 [preauth]
Oct  6 17:21:31 localhost sshd[31895]: User r.r from 192.144.161.40 not allowed because listed in DenyUsers
Oct  6 17:21:31 localhost sshd[31895]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=192.144.161.40  user=r.r
Oct  6 17:21:33 localhost sshd[31895]: Failed password for invalid user r.r ........
------------------------------
2019-10-08 04:37:31
222.186.42.163 attack
Unauthorized access to SSH at 7/Oct/2019:20:42:29 +0000.
Received:  (SSH-2.0-PUTTY)
2019-10-08 04:55:30
138.197.213.233 attack
Oct  7 22:37:41 meumeu sshd[27589]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.197.213.233 
Oct  7 22:37:43 meumeu sshd[27589]: Failed password for invalid user BGT%VFR$ from 138.197.213.233 port 43036 ssh2
Oct  7 22:41:37 meumeu sshd[28448]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.197.213.233 
...
2019-10-08 04:45:35
37.49.231.104 attack
10/07/2019-15:53:14.024788 37.49.231.104 Protocol: 6 ET SCAN NMAP -sS window 1024
2019-10-08 04:31:06
97.74.237.196 attack
Oct  7 21:53:06 km20725 sshd\[29361\]: Invalid user abba from 97.74.237.196Oct  7 21:53:08 km20725 sshd\[29361\]: Failed password for invalid user abba from 97.74.237.196 port 32826 ssh2Oct  7 21:53:11 km20725 sshd\[29361\]: Failed password for invalid user abba from 97.74.237.196 port 32826 ssh2Oct  7 21:53:14 km20725 sshd\[29361\]: Failed password for invalid user abba from 97.74.237.196 port 32826 ssh2
...
2019-10-08 04:27:39
51.75.248.251 attackspambots
10/07/2019-16:51:13.062711 51.75.248.251 Protocol: 6 ET SCAN Potential SSH Scan
2019-10-08 04:53:09
198.199.72.42 attackbots
Oct  7 06:58:49 HOST sshd[25715]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.72.42  user=r.r
Oct  7 06:58:51 HOST sshd[25715]: Failed password for r.r from 198.199.72.42 port 55830 ssh2
Oct  7 06:58:51 HOST sshd[25715]: Connection closed by 198.199.72.42 [preauth]
Oct  7 06:58:52 HOST sshd[25717]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.72.42  user=r.r
Oct  7 06:58:54 HOST sshd[25717]: Failed password for r.r from 198.199.72.42 port 56210 ssh2
Oct  7 06:58:54 HOST sshd[25717]: Connection closed by 198.199.72.42 [preauth]
Oct  7 06:58:55 HOST sshd[25719]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=198.199.72.42  user=r.r
Oct  7 06:58:58 HOST sshd[25719]: Failed password for r.r from 198.199.72.42 port 56720 ssh2
Oct  7 06:58:58 HOST sshd[25719]: Connection closed by 198.199.72.42 [preauth]
Oct  7 06:58:58 HOST sshd[2572........
-------------------------------
2019-10-08 04:35:18
183.134.75.57 attack
07.10.2019 21:53:02 - RDP Login Fail Detected by 
https://www.elinox.de/RDP-Wächter
2019-10-08 04:40:30
194.190.42.180 attackspambots
Automatic report - Port Scan Attack
2019-10-08 04:33:03
193.32.160.142 attackbots
Oct  7 21:52:17 relay postfix/smtpd\[18556\]: NOQUEUE: reject: RCPT from unknown\[193.32.160.142\]: 554 5.7.1 \: Relay access denied\; from=\ to=\ proto=ESMTP helo=\<\[193.32.160.135\]\>
Oct  7 21:52:17 relay postfix/smtpd\[18556\]: NOQUEUE: reject: RCPT from unknown\[193.32.160.142\]: 554 5.7.1 \: Relay access denied\; from=\ to=\ proto=ESMTP helo=\<\[193.32.160.135\]\>
Oct  7 21:52:17 relay postfix/smtpd\[18556\]: NOQUEUE: reject: RCPT from unknown\[193.32.160.142\]: 554 5.7.1 \: Relay access denied\; from=\ to=\ proto=ESMTP helo=\<\[193.32.160.135\]\>
Oct  7 21:52:17 relay postfix/smtpd\[18556\]: NOQUEUE: reject: RCPT from unknown\[193.32.160.142\]: 554 5.7.1 \: Relay access denied\; from=\ to
...
2019-10-08 05:04:54
49.235.242.173 attackspam
Oct  7 21:49:10 * sshd[16868]: Failed password for root from 49.235.242.173 port 36314 ssh2
2019-10-08 04:36:29
95.105.233.209 attackbots
Oct  7 22:50:46 OPSO sshd\[18675\]: Invalid user C3ntos@123 from 95.105.233.209 port 60942
Oct  7 22:50:46 OPSO sshd\[18675\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=95.105.233.209
Oct  7 22:50:48 OPSO sshd\[18675\]: Failed password for invalid user C3ntos@123 from 95.105.233.209 port 60942 ssh2
Oct  7 22:54:46 OPSO sshd\[19190\]: Invalid user Debut from 95.105.233.209 port 52961
Oct  7 22:54:46 OPSO sshd\[19190\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=95.105.233.209
2019-10-08 05:00:52

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