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: Sweden

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 <<>> 2.1.40.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 9303
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;2.1.40.21.			IN	A

;; AUTHORITY SECTION:
.			29	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021800 1800 900 604800 86400

;; Query time: 33 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Feb 18 19:30:22 CST 2025
;; MSG SIZE  rcvd: 102
Host info
Host 21.40.1.2.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.40.1.2.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
2620:18c::162 attackspam
ssh failed login
2019-08-12 07:19:13
113.160.198.28 attack
445/tcp 445/tcp 445/tcp...
[2019-08-02/11]4pkt,1pt.(tcp)
2019-08-12 07:26:44
37.59.116.10 attack
Invalid user tester1 from 37.59.116.10 port 44198
2019-08-12 07:09:54
61.178.66.14 attackbots
445/tcp 445/tcp
[2019-07-11/08-11]2pkt
2019-08-12 07:30:07
125.69.67.24 attackspam
23/tcp 23/tcp 23/tcp...
[2019-06-18/08-11]6pkt,1pt.(tcp)
2019-08-12 07:12:21
193.201.224.232 attack
2019-08-11T18:49:29.928068abusebot-2.cloudsearch.cf sshd\[604\]: Invalid user admin from 193.201.224.232 port 59270
2019-08-12 07:27:00
117.66.243.77 attackspambots
Aug 12 01:35:04 vpn01 sshd\[4593\]: Invalid user crichard from 117.66.243.77
Aug 12 01:35:04 vpn01 sshd\[4593\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.66.243.77
Aug 12 01:35:06 vpn01 sshd\[4593\]: Failed password for invalid user crichard from 117.66.243.77 port 49286 ssh2
2019-08-12 07:35:31
183.82.2.22 attack
445/tcp 445/tcp 445/tcp...
[2019-06-13/08-11]4pkt,1pt.(tcp)
2019-08-12 07:27:16
69.124.59.86 attackspam
Aug 11 21:07:13 srv-4 sshd\[22181\]: Invalid user popuser from 69.124.59.86
Aug 11 21:07:13 srv-4 sshd\[22181\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=69.124.59.86
Aug 11 21:07:15 srv-4 sshd\[22181\]: Failed password for invalid user popuser from 69.124.59.86 port 50028 ssh2
...
2019-08-12 07:08:52
185.172.110.216 attackspam
MultiHost/MultiPort Probe, Scan, Hack -
2019-08-12 07:39:45
121.160.198.194 attackspam
Aug 12 01:27:34 nextcloud sshd\[28941\]: Invalid user usuario1 from 121.160.198.194
Aug 12 01:27:34 nextcloud sshd\[28941\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.160.198.194
Aug 12 01:27:36 nextcloud sshd\[28941\]: Failed password for invalid user usuario1 from 121.160.198.194 port 42494 ssh2
...
2019-08-12 07:40:20
5.150.236.21 attack
23/tcp 2323/tcp...
[2019-08-02/11]8pkt,2pt.(tcp)
2019-08-12 07:42:43
170.0.125.102 attack
Email spam. Multiple attempts to send e-mail from invalid/unknown sender domain.
Date: 2019 Aug 11. 18:18:25
Source IP: 170.0.125.102

Portion of the log(s):
Aug 11 18:18:25 vserv postfix/smtpd[3358]: NOQUEUE: reject: RCPT from 102-125-0-170.castelecom.com.br[170.0.125.102]: 450 4.1.8 : Sender address rejected: Domain not found; from= to=<**r**r9@[removed].at> proto=ESMTP helo=<102-125-0-170.castelecom.com.br>
Aug 11 18:18:24 vserv postfix/smtpd[3358]: NOQUEUE: reject: RCPT from 102-125-0-170.castelecom.com.br[170.0.125.102]: 450 4.1.8 : Sender address rejected: Domain not found; from= to=<**r**r8@[removed].at> proto=ESMTP helo=<102-125-0-170.castelecom.com.br>
Aug 11 18:18:24 vserv postfix/smtpd[3358]: NOQUEUE: reject: RCPT from 102-125-0-170.castelecom.com.br[170.0.125.102]: 450 4.1.8 : Sender address rejected
....
2019-08-12 06:55:34
222.137.46.167 attack
Fail2Ban Ban Triggered
2019-08-12 07:10:19
183.196.117.245 attackspambots
Honeypot attack, port: 23, PTR: PTR record not found
2019-08-12 07:44:16

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